




THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Voevodsky's condition H90(n) 

February 23, 2017, 3:00  5:00 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Bob Hough (STONY BROOK UNIVERSITY) 
Random walk on unipotent groups 

February 22, 2017, 3:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Steven Rayan (UNIVERSITY OF SASKATCHEWAN) 
Higgs bundles and the Hitchin system 

February 22, 2017, 4:30 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Yiwei She (IAS AND COLUMBIA UNIVERSITY) 
The (unpolarized) Shafarevich conjecture for K3 surfaces 

February 22, 2017, 3:00 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
David Hyeon (SEOUL NATIONAL UNIVERSITY) 
Commuting nilpotents modulo simultaneous conjugation and Hilbert scheme 

February 21, 2017, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Ravi Jagadeesan (HARVARD UNIVERSITY) 
Complementary inputs and the existence of stable outcomes in large trading networks 

February 21, 2017, 4:30  5:30 PM at CMSA Building, 20 Garden St, G02 
DIFFERENTIAL GEOMETRY SEMINAR 
Alex Waldron (SIMONS CENTER AT STONY BROOK) 
Longtime existence for YangMills flow 

February 21, 2017, 3:15  4:15 PM at CMSA Building, 20 Garden St, G10 
MATHEMATICAL PHYSICS SEMINAR 
Masahito Yamazaki (UNIVERSITY OF TOKYO) 
Integrable Lattice Models from Gauge Theory 

February 21, 2017, 2:45 pm at Jefferson 453 
GAUGE THEORY, TOPOLOGY AND SYMPLECTIC GEOMETRY SEMINAR 
Stefan Mueller (GEORGIA SOUTHERN) 
C^0characterization and rigidity of symplectic and Lagrangian 

February 17, 2017, 3:30  4:30 pm at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Voevodsky's application of Steenrod operations to the Milnor conjecture II 

February 16, 2017, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Michael Zieve (UNIVERSITY OF MICHIGAN) 
Uniform boundedness for maps between curves 

February 15, 2017, 3:00 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Lisa Hartung (COURANT INSTITUTE) 
The Structure of Extreme Level Sets in Branching Brownian Motion 

February 15, 2017, 3:00 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS COLLOQUIUM 
Masahito Yamazaki (IMPU) 
Geometry of 3manifolds and Complex ChernSimons Theory 

February 15, 2017, 4:305:30 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Mauricio Fernández Duque (HARVARD UNIVERSITY) 
Pluralistic Ignorance and Preference Complementarities 

February 14, 2017, 4:30  5 :30pm at CMSA Building, 20 Garden St, G02 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Arnav Tripathy (HARVARD UNIVERSITY) 
Further counterexamples to the integral Hodge conjecture 

February 14, 2017, 3:00 pm at MIT 4153 
MATHEMATICAL PHYSICS SEMINAR 
Shamil Shakirov (HARVARD UNIVERSITY) 
Integrability of Refined ChernSimons Theory 

February 14, 2017, 2:45 pm at Jefferson 453 
DIFFERENTIAL GEOMETRY SEMINAR 
Artan Sheshmani (AARHUS UNIVERSITY/CMSA) 
Nested Hilbert schemes and DT theory of local threefolds 

February 14, 2017, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Artan Sheshmani (AARHUS UNIVERSITY/CMSA) 
The theory of Nested Hilbert schemes on surfaces 

February 13, 2017, 12:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Voevodsky's application of Steenrod operations to the Milnor conjecture 

February 09, 2017, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Tom Luo (UNIVERSITY OF MINNESOTA) 
Semidefinite Relaxation of Nonconvex Quadratic Optimization 

February 09, 2017, 1:30  2:30 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Joël Bellaïche (BRANDEIS UNIVERSITY) 
Lacunarity of modular forms 

February 08, 2017, 3:00 PM at Science Center 507 
INFORMAL GEOMETRY & DYNAMICS SEMINAR 
Fabian Haiden (HARVARD UNIVERSITY) 
Flat surfaces and stability structures on categories 

February 08, 2017, 4:00 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Matthew Headrick (BRANDEIS UNIVERSITY) 
Quantum entanglement, classical gravity, and convex programming: New connections 

February 08, 2017, 4:30 pm at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Dan Mangoubi (HEWBREW UNIVERSITY OF JERUSALEM) 
Harmonic functions sharing the same zero set 

February 07, 2017, 4:15 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Aaron Bertram (UNIVERSITY OF UTAH) 
Counting finite quot schemes 

February 07, 2017, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Nikhil Naik (MIT) 
Visual Urban Sensing: Understanding Cities with Computer Vision 

February 07, 2017, 4:30  5:30 PM at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Christophe Keller (HARVARD PAULSON SCHOOL OF ENGINEERING AND APPLIED SCIENCES) 
Mathieu Moonshine and Symmetry Surfing 

February 06, 2017, 12:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Steenrod Operations in Motivic Cohomology 

February 02, 2017, 3:00  5:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Philip Engel (HARVARD UNIVERSITY) 
The number of positively curved triangulations on the sphere 

February 02, 2017, 4:00 pm at Science Center 530 
NUMBER THEORY SEMINAR 
Bjorn Poonen (MIT) 
Local arboreal representations 

February 01, 2017, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Sean Eddy (HARVARD DEPT OF MOLECULAR AND CELLULAR BIOLOGY) 
Biological sequence homology searches: the future of deciphering the past 

February 01, 2017, 4:30 pm at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Yu Qiu (CHINESE UNIVERSITY OF HONG KONG) 
Stability conditions for quivers via exchange graphs 

January 31, 2017, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Yu Qiu (CHINESE UNIVERSITY OF HONG KONG) 
Spherical twists on 3CalabiYau categories of quivers with potentials from surfaces and spaces of stability conditions 

January 30, 2017, 12:00 pm at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Yong Lin (RENMIN UNIVERSITY) 
Heat kernel estimate and solution of semi linear heat equations on graphs 

January 24, 2017, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Anton Kapustin (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Fermionic statesum models and topological field theory 

January 12, 2017, 4:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Gerard Ben Arous (COURANT INSTITUTE) 
Complexity of random functions of many variables: from geometry to statistical physics and deep learning algorithms 

January 11, 2017, 4:00 pm at CMSA Building, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Brian Rider (TEMPLE UNIVERSITY) 
Universality for the random matrix hard edge 

December 14, 2016, 3:00 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Lino Campos Amorim (BOSTON UNIVERSITY) 
Fukaya category of a compact toric manifold 

December 08, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Andrew Sutherland (MIT) 
SatoTate in dimension 3 

December 07, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Valentino Tosatti (NORTHWESTERN UNIVERSITY) 
Metric limits of hyperkahler manifolds 

December 07, 2016, 4:30 pm at CMSA Building, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR: 
Dan Romik (UC DAVIS) 
A Pfaffian point process for Totally Symmetric Self Complementary Plane Partitions 

December 07, 2016, 3:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Gabriele di Cerbo (COLUMBIA UNIVERSITY) 
Log birational boundedness of CalabiYau pairs 

December 6, 2016, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Mattias Jonsson (UNIVERSITY OF MICHIGAN) 
A variational approach to the YauTianDonaldson conjecture 

December 06, 2016, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Hansol Hong (CMSA) 
Mirror construction via formal deformation of Lagrangians 

December 05, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
GAUGE THEORY, TOPOLOGY AND SYMPLECTIC GEOMETRY SEMINAR 
Brendan McLellan (HARVARD UNIVERSITY) 
Some 1loop results in contact ChernSimons theory 

December 02, 2016, 3:30  4:30 pm at Science Center 507 
THURSDAY SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
Voevodsky's motives 

December 01, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Sharad Ramanathan (HARVARD MCB AND SEAS) 
Finding coordinate systemsd to monitor the development of mammalian embryos 

November 30, 2016, 4:20 pm at CMSA Building, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
James Lee (UNIVERSITY OF WASHINGTON) 
Conformal growth rates, spectral geometry, and distributional limits of graphs 

November 30, 2016, 3:00 pm at CMSA Building, 20 Garden St, G02 
NUMBER THEORY SEMINAR 
Akshay Venkatesh (STANFORD) 
The action of the derived Hecke algebra on weight one forms 

November 30, 2016, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Xiangfeng Gu (STONYBROOK) 
Differential Geometric Methods for Engineering Applications 

November 22, 2016, 4:00  5:00 pm at CMSA Building, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Jafar Jafarov (STANFORD UNIVERSITY) 
SU(N) Wilson loop expectations 

November 22, 2016, 3:00 pm at CMSA Building, 20 Garden St, G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Kenny Ascher (COLUMBIA UNIVERSITY) 
Uniformity of integral points and the LangVojta conjecture 

November 22, 2016, 3:00 PM at science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Hee Cheol Kim (HARVARD PHYSICS) 
Defects and instantons in 5d SCFTs 

November 21, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MEMBERS' SEMINAR 
Henri Guenancia (STONY BROOK UNIVERSITY) 
Singular varieties with trivial canonical bundle 

November 17, 2016, 5:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
A^1 Homotopy Theory 

November 17, 2016, 3:00  5:00 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Carlos Simpson (UNIVERSITE DE NICE) 
Calculating harmonic maps to buildingsa 2dimensional combinatorial reduction calculus 

November 17, 2016, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall C 
LOGIC COLLOQUIUM 
Haim Horowitz (HEWBREW UNIVERSITY OF JERUSALEM) 
On the nonexistence and definability of mad families 

November 17, 2016, 4:00 pm at 2 Arrow St, Rm 408 
NUMBER THEORY SEMINAR 
Chao Li (COLUMBIA UNIVERSITY) 
Goldfeld’s conjecture and congruences between Heegner points 

November 16, 2016, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Tristan Collins (HARVARD UNIVERSITY) 
Restricted volumes and finite time singularities of the KahlerRicci flow 

November 16, 2016, 3:30 pm *Special time* at CMSA Building, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Yu Gu (STANFORD) 
Local vs global random fluctuations in stochastic homogenization 

November 16, 2016, 2:30 pm *note change in time* at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Sebastien Picard (COLUMBIA UNIVERSITY) 
Geometric Flows and Strominger systems 

November 15, 2016, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Ben Roth (MIT) 
Keeping the Little Guy Down: A Debt Trap for Informal Lending 

November 15, 2016, 4:30  5:30 PM at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Norden E. Huang (NATIONAL CENTRAL UNIVERSITY) 
On HoloHilbert Spectral Analysis 

November 09, 2016, 4:30 pm at CMSA Building, 20 Garden St, G10 
RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Boaz Barak (HARVARD PAULSON SCHOOL) 
Computational Bayesianism, sums of squares, cliques, and unicorns 

November 09, 2016, 3:00 PM at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Jared Weinstein (BOSTON UNIVERSITY) 
The cohomology of local Shimura varieties 

November 09, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Sifan Zhou (CMSA) 
NonCompete Agreements and the Career of PhDs 

November 08, 2016, 4:30 PM  5:30 PM at CMSA Building, 20 Garden St, G02 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Francois Greer (UNIVERSITY OF NOTRE DAME) 
NoetherLefschetz Theory and Elliptic CalabiYau Threefolds 

November 08, 2016, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Nicolaos Kapouleas (BROWN UNIVERSITY) 
Gluing constructions for minimal surfaes and other geometric objects 

November 08, 2016, 4:15 pm at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
SeungJoo Lee (VIRGINIA TECH) 
Multiple Fibrations in CalabiYau Geometry and String Dualities 

November 07, 2016, 12:00 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
An Huang (HARVARD UNIVERSITY) 
Tautological Systems 

November 04, 2016, 2:00  3:00 pm at CMSA Building, 20 Garden St, G10 
LOGIC COLLOQUIUM 
Theodore A. Slaman (UC BERKELEY) 
Recursion Theory and Diophantine Approximation 

November 03, 2016, 4:00 pm at 2 Arrow St, Rm 420 
THURSDAY SEMINAR 
Marc Hoyols (MIT) 
The NesterenkoSuslinTotaro theorem 

November 03, 2016, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY 
Yusuf Baris Kartal (MIT) 
HMS for Del Pezzo surfaces 

November 03, 2016, 2:00 PM  4:00 PM at CMSA Building, 20 Garden St, G10 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Ramon van Handel (PRINCETON UNIVERSITY) 
Inhomogeneous random matrices 

November 02, 2016, 3:00 pm at CMSA Building, 20 Garden St, G10 
SPECIAL SEMINAR 
Henry Cohn (MICROSOFT) 
Sphere packing problem in 8 and 24 dimensions 

November 02, 2016, 10:30 AM  12:00 PM at Science Center 530 
NUMBER THEORY SEMINAR 
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No seminar this week 

November 02, 2016, at 
INFORMAL GEOMETRY AND DYNAMICS SEMINAR 
Simion Filip (HARVARD UNIVERSITY) 
From Teichmueller curves to higherdimensional invariant subvarieties 

November 02, 2016, 4:00 PM at Science Center 530 
DIFFERENTIAL GEOMETRY SEMINAR 
Robert Haslhofer (UNIVERSITY OF TORONTO) 
The moduli space of 2convex embedded spheres 

November 01, 2016, 3:00  4:00 PM *Special Time* at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Joseph Minahan (UPPSALA UNIVERSITY) 
Supersymmetric gauge theories on $d$dimensional spheres 

October 31, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Bong Lian (BRANDEIS UNIVERSITY) 
Tautological systems 

October 28, 2016, 12:45 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Philip Engel (HARVARD UNIVERSITY) 
Mirror symmetry in the complement of an anticanonical divisor 

October 27, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Henry Cohn (MICROSOFT) 
Sums of squares, correlation functions, and exceptional geometric structures 

October 26, 2016, 4:30 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Ananth Shankar (HARVARD UNIVERSITY) 
Abelian varieties isogenous to Jacobians 

October 26, 2016, 3:00 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Wei Wu (NEW YORK UNIVERSITY) 
Extremal and local statistics for gradient field models 

October 26, 2016, 3:00 PM at CMSA Building, 20 Garden St, G10 
SPECIAL SEMINAR SERIES, JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS 
Masaki Kashiwara (RIMS, KYOTO UNIVERSITY) 
Indsheaves and RiemannHilbert correspondence of holonomic Dmodules, Part 2 

October 25, 2016, 4:15  5:15 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ian Shipman (HARVARD UNIVERSITY) 
Ulrich bundles and a generalization 

October 25, 2016, 3:00 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Jonathan Zhu (HARVARD UNIVERSITY) 
Entropy and selfshrinkers of the mean curvature flow 

October 25, 2016, 3:00  4:00 pm *special time at CMSA Building, 20 Garden St, G10 *different location 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Arnav Tripathy (HARVARD UNIVERSITY) 
Spinning BPS states and motivic DonaldsonThomas invariants 

October 24, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
GAUGE THEORY AND SYMPLECTIC GEOMETRY SEMINAR 
Colin Adams (WILLIAMS COLLEGE) 
Volume and volume density for hyperbolic knots and links 

October 21, 2016, 3:30  4:30 pm at Science Center 507 
LOGIC COLLOQUIUM 
Joel David Hamkins (CITY UNIVERSITY OF NEW YORK) 
Recent advances in settheoretic geology 

October 20, 2016, 4:00 pm at 2 Arrow St, Rm 420 
MATHEMATICAL PHYSICS SEMINAR 
Vaughan Jones (VANDERBILT UNIVERSITY) 
Scale Invariant Transfer Matrix and Hamiltonian for Quantum Spin Chains Pt. II 

October 20, 2016, 1:15 pm at Jefferson 256 
THURSDAY SEMINAR 
Marc Hoyois (MIT) 
Weight one motivic cohomology 

October 20, 2016, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Tim Large (MIT) 
Symplectic cohomology and wrapped Fukaya categories 

October 20, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Rong Zhou (HARVARD UNIVERSITY) 
Mod p isogeny classes on Shimura varieties with parahoric level structure. 

October 19, 2016, 3:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Bena Tshishiku (HARVARD UNIVERSITY) 
Moduli space, surface bundles, and the AtiyahKodaira examples 

October 19, 2016, 4:00 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Vaughan Jones (VANDERBILT UNIVERSITY) 
Are the Thompson groups any good as a model for Diff(S^1)? 

October 19, 2016, 4:30 pm at CMSA Building, 20 Garden St, G10 
MATHEMATICAL PHYSICS SEMINAR 
Vaughan Jones (VANDERBILT UNIVERSITY) 
Scale Invariant Transfer Matrix and Hamiltonian for Quantum Spin Chains 

October 18, 2016, 2:45 pm at Jefferson 453 
SPECIAL SEMINAR SERIES, JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS 
Masaki Kashiwara (RIMS, KYOTO UNIVERSITY) 
Indsheaves and RiemannHilbert correspondence of holonomic Dmodules, Part 1 

October 18, 2016, 4:15  5:15 pm at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Jian Xiao (NORTHWESTERN UNIVERSITY) 
Positivity in the convergence of the inverse $\sigma_k$ flow 

October 18, 2016, 3:00  4:00 PM *Special Time* at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Claudiu Raicu (UNIVERSITY OF NOTRE DAME) 
Cohomology of determinantal thickenings 

October 18, 2016, 3:00 pm at MIT 4153 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Fabian Haiden (HARVARD UNIVERSITY) 
Balanced filtrations and asymptotics for semistable objects 

October 17, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MEMBERS' SEMINAR 
Vaughan Jones (VANDERBILT UNIVERSITY) 
The Thompson groups as scaling symmetries of quantum spin chains 

October 14, 2016, 5:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Statement of the Milnor conjectures 

October 13, 2016, 3:00  5:00 PM at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Michael Damron (GEORGIA INSTITUTE OF TECHNOLOGY) 
Bigeodesics in firstpassage percolation 

October 12, 2016, 3:00 PM at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Yihang Zhu (HARVARD UNIVERSITY) 
The HasseWeil zeta functions of the intersection cohomology of minimally compactified orthogonal Shimura varieties 

October 12, 2016, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Conan Leung (CHINESE UNIVERSITY OF HONG KONG) 
Coisotropic Abranes and their SYZ transform 

October 12, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Mark Stern (DUKE UNIVERSITY) 
Instantons on ALF spaces 

October 11, 2016, 4:15 pm at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Yasuyuki Kawahigashi (UNIVERSITY OF TOKYO) 
Gapped Domain Walls Between Topological Phases and Subfactors 

October 11, 2016, 2:45 PM at Jefferson 453 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Robert Friedman (COLUMBIA UNIVERSITY) 
Deformations of cusp singularities 

October 11, 2016, 3:00 pm at Science Center 507 
SPECIAL SEMINAR 
Nike Sun (UC BERKELEY) 
Phase transitions in random constraint satisfaction problems 

October 07, 2016, 3:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Hansol Hong (CMSA) 
Homological mirror symmetry for elliptic curves 

October 06, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
KTheory of Henselian Rings II 

October 06, 2016, 3:00  5:00 pm at Science Center 507 
JOINT DEPARTMENT OF MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Edgar Dobriban (STANFORD UNIVERSITY) 
Computation, statistics and random matrix theory 

October 05, 2016, 3:00 pm at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
William Yun Chen (INSTITUTE FOR ADVANCED STUDY) 
Moduli Interpretations for Noncongruence Modular Curves 

October 05, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Alexander Logunov (TEL AVIV UNIVERSITY) 
Zeroes of harmonic functions and Laplace eigenfunctions 

October 05, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
MATHEMATICAL PHYSICS SEMINAR 
Dietmar Bisch (VANDERBILT UNIVERSITY) 
Single Generated Planar Algebras 

October 04, 2016, 2:45 pm at Jefferson 453 
DIFFERENTIAL GEOMETRY SEMINAR 
Alexander Logunov (ST. PETERSBURG & TELAVIV) 
Zero set of a nonconstant harmonic function in R^3 has infinite surface area 

October 04, 2016, 4:15 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Masahito Yamazaki (IMPU) 
Conformal Blocks and Verma Modules 

October 03, 2016, 12:00 pm at CMSA Building, 20 Garden St, G10 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Vladimir Chernov (DARTMOUTH UNIVERSITY) 
Minimizing intersection points of loops on a surface and the AndersenMattesReshetikhin Poisson bracket. (based on a joint work with Patricia Cahn) 

September 30, 2016, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Netanel Blaier (BRANDEIS UNIVERSITY) 
Intro to HMS 2 

September 29, 2016, 2:00  4:00 pm at CMSA Building, 20 Garden St, G10 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
KTheory of Henselian Rings 

September 29, 2016, 3:00  5:00 pm at Science Center 507 
INFORMAL GEOMETRY AND DYNAMICS SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Introduction to Teichmueller curves in genus 2 

September 28, 2016, 4:00 pm at Science Center 530 
NUMBER THEORY SEMINAR 
Min Ru (UNIVERSITY OF HOUSTON) 
Height inequalities in Diophantine approximation 

September 28, 2016, 3:00 PM at Science Center 507 
JOINT HARVARD MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Antonio Auffinger (NORTHWESTERN UNIVERSITY) 
Parisi formula for the ground state energy of the SherringtonKirkpatrick model 

September 28, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Hong Liu (MIT) 
A new theory of fluctuating hydrodynamics 

September 28, 2016, 4:30 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
TianJun Li (UNIVERSITY OF MINNESOTA) 
Symplectic divisor compactifications in dimension 4 

September 27, 2016, 4:15 pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Junliang Shen (ETH ZURICH) 
Elliptic CalabiYau 3folds, Jacobi forms, and derived categories 

September 27, 2016, 3:00 PM at Science Center 507 
HARVARD MATHEMATICAL PHYSICS SEMINAR 
Zhengwei Liu (HARVARD UNIVERSITY) 
A New Diagrammatic Approach to Quantum Informationthe four string model 

September 27, 2016, 2:45 pm at Jefferson 453 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Can Kozcaz (CMSA) 
Cheshire Cat Resurgence 

September 26, 2016, 12:00 PM at CMSA Building, 20 Garden St, G10 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Paul Feehan (RUTGERS UNIVERSITY) 
The LojasiewiczSimon gradient inequality and applications to energy discreteness and gradient flows in gauge theory 

September 23, 2016, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Akhil Mathew (HARVARD UNIVERSITY) 
Thomason's \'etale descent theorem in algebraic Ktheory 

September 22, 2016, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS HOMOLOGICAL MIRROR SYMMETRY SEMINAR 
Netanel Blaier (BRANDEIS UNIVERSITY) 
Intro to HMS 

September 22, 2016, 2:00  4:00 PM at CMSA Building, 20 Garden Street, Room G10 
NUMBER THEORY SEMINAR 
Alexandra Shlapentokh (EAST CAROLINA UNIVERSITY) 
On firstorder definability and decidability problems over number fields and their infinite algebraic extensions 

September 21, 2016, 3:00 PM at Science Center 507 
JOINT HARVARD MATHEMATICS AND CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Stephane Benoist (MIT) 
Near critical spanning forests 

September 21, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
L. Mahadevan (SEAS, DEPT OF PHYSICS AND DEPT OF ORGANISMAL AND EVOLUTIONARY BIOLOGY, HARVARD UNIVERSITY) 
Morphogenesis: Biology, Physics and Mathematics 

September 21, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Gao Chen (STONY BROOK) 
Classification of gravitational instantons 

September 20, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Johannes Kleiner (UNIVERSITY OF REGENSBURG) 
A New Candidate for a Unified Physical Theory 

September 19, 2016, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
SPECIAL SEMINAR 
Maryna Viazovska (HUMBOLDT UNIVERSITY OF BERLIN) 
The sphere packing problem in dimensions 8 and 24 

September 19, 2016, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Eli Grigsby (BOSTON COLLEGE) 
Annular KhovanovLee homology, Braids, and Cobordisms 

September 16, 2016, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
The LichtenbaumQuillen conjectures 

September 15, 2016, 3:00  5:00 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Ziv Ran (UC RIVERSIDE) 
Generic Projections 

September 15, 2016, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall A 
NUMBER THEORY SEMINAR 
Jennifer Balakrishnan (BOSTON UNIVERSITY) 
Iterated padic integrals and rational points on curves 

September 14, 2016, 3:00  4:00 PM at Science Center 507 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Almost simple geodesics on the triplypunctured sphere 

September 14, 2016, 4:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
SzeMan Ngai (GEORGIA SOUTHERN UNIVERSITY) 
The multifractal formalism and spectral asymptotics of selfsimilar measures with overlaps 

September 14, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Aruna Kesavan (PENN STATE/CMSA) 
Asymptotic structure of spacetime with a positive cosmological constant 

September 13, 2016, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Brooke Ullery (HARVARD UNIVERSITY) 
Measures of irrationality for hypersurfaces of large degree 

September 13, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Chong Wang (HARVARD UNIVERSITY) 
A duality web in 2+1 dimensions 

September 12, 2016, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Bong Lian (BRANDEIS UNIVERSITY) 
RiemannHilbert Problem and Period Integrals 

September 09, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Daniel CristofaroGardiner (HARVARD UNIVERSITY) 
Symplectic embeddings and the Fibonacci numbers 

September 09, 2016, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Comparing Algebraic and Topological KTheory 

September 08, 2016, 3:00  5:00 PM at Science Center 507 
CMSA CHINESE ECONOMY SEMINAR 
Lintong Li & Jian Wang (BEJING UNIV. & UNIV. OF LEUVEN) 


July 26, 2016, 1:30  3:00 pm at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS CHINESE ECONOMY SEMINAR 
Wei Huang (HARVARD UNIVERSITY ECONOMICS) 
What do Social Pensions do for China's Rural Poor Elderly Citizens? 

July 19, 2016, 1:30  3:00 PM at CMSA Building, 20 Garden Street, Room G10 
RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Paul Bourgade (NYU) 
Extremes of random matrices and logcorrelated fields 

June 08, 2016, 3:00 pm at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Jun Yin (UNIVERSITY OF WISCONSIN) 
Generalized Circular Law 

June 01, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Scott Hughes (MIT) 
The gravitationalwave event GW150914: What we learned, and how we learned it 

May 25, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Achilleas Porfyriadis (HARVARD UNIVERSITY PHYSICS) 
Gravitational waves from the Kerr/CFT correspondence 

May 18, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL MATHEMATICAL PHYSICS SEMINAR 
Tomoyuki Arakawa (RIMS, KYOTO UNIVERSITY) 
Vertex algebras and symplectic varieties 

May 13, 2016, 4:00  5:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Juerg Froehlich (ETH AND IAS) 
Implications of the Chiral Anomaly  From the Quantum Hall Effect to Topological Insulators and Out to Space 

May 11, 2016, 4:00  5:00 PM *please note change in time* at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Laure SaintRaymond (ÉCOLE NORMALE SUPéRIEURE) 
Fluctuating dynamics for a 2D rarified gas of hard disks (joint work with T. Bodineau and I. Gallagher) 

May 11, 2016, 2:30 3:30 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Piotr T. Chrusciel (UNIVERSITY OF VIENNA) 
Gluing things in general relativity 

May 11, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Robert Penna (MIT) 
BMS Invariance and the membrane paradigm 

May 04, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Hirosi Ooguri (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
String Theory And Its Applications in Mathematics and Physics 

May 04, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
NUMBER THEORY SEMINAR 
Shai Haran (TECHNION, ISRAEL) 
New Foundations for Arithmetical Geometry, Pt 1 (Follow up talk at MIT on 5/5/16) 

May 04, 2016, 3:00 PM at Science Center 507 
SPECIAL PRESENTATION 
Manjul Bhargava (Princeon), Barry Mazur (Harvard), Matt Brown (Writer and Director), Stephen Wolfram (CEO, Wolfram Research), Robert Kanigel (Author) () 
The Man Who Knew Infinity: Bringing Mathematics to the Silver Screen 

April 30, 2016, 3:30  4:45 pm at Science Center Hall D 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Sijue Wu (UNIVERSITY OF MICHIGAN) 
Mathematical analysis of the water waves and some related problems 

April 29, 2016, 10:30 AM at Science Center 530 
LOGIC COLLOQUIUM 
Andrew Marks (UCLA) 
Martin measure and strong ergodicity 

April 28, 2016, 2:00  4:00 PM at 2 Arrow Street, Room #420 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Mihalis Dafermos (PRINCETON UNIVERSITY) 
The linear stability of the Schwarzschild solution to gravitational perturbations 

April 28, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Fraydoun Rezakhanlou (UC BERKELEY) 
Diffusions with Rough Drifts and NavierStokes Equation 

April 28, 2016, 3:00  4:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS GENERAL RELATIVITY SEMINAR 
Andy Strominger and Milhalis Dafermos (HARVARD PHYSICS AND PRINCETON UNIVERSITY) 
The Scattering Problem in General Relativity 

April 27, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Marek Biskup (UCLA) 
Local limit theory for extreme values of 2D Discrete Gaussian Free Field 

April 27, 2016, 2:15  3:30 pm at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS COLLOQUIUM 
Paul Seidel (MIT) 
Topological quantum field theory and the GaussManin connection 

April 27, 2016, 4:30 PM at CMSA Building, 20 Garden St, G10 
NUMBER THEORY SEMINAR 
Xinwen Zhu (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
On some Tate cycles on Shimura varieties mod p 

April 27, 2016, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Andre Neves (IMPERIAL COLLEGE LONDON) 
A path to Yau's conjecture 

April 26, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Xinwen Zhu (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Towards a padic nonabelian Hodge Theory 

April 26, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Georg Oberdieck (MIT) 
Counting curves in K3xP1 and quasi Jacobi forms 

April 25, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden St, G10 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Alex Eskin (UNIVERSITY OF CHICAGO) 
Polygonal Billiards and Dynamics on Moduli Spaces 

April 21, 2016, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall E 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Stefano Bianchini (SISSA) 
Quadratic interaction functional for system of conservation laws 

April 21, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
THURSDAY SEMINAR 
Jared Weinstein (BOSTON UNIVERSITY) 
The FarguesFontaine curve 

April 21, 2016, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Nicolas Templier (CORNELL UNIVERSITY) 
Kloosterman families, Quantum cohomology and geometric Langlands 

April 20, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Sijue Wu (UNIVERSITY OF MICHIGAN) 
On two dimensional gravity water waves with angled crests 

April 20, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
LOGIC COLLOQUIUM 
Scott Cramer (RUTGERS UNIVERSITY) 
Woodin's ADconjecture for I0 

April 20, 2016, 2:00  4:00 PM at 2 Arrow Street, Room #420 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Paul Chesler (HARVARD UNIVERSITY PHYSICS) 
Numerical relativity in asymptotically antide Sitter spacetime 

April 20, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Mark Rudelson (UNIVERSITY OF MICHIGAN) 
Delocalization of eigenvectors of random matrices 

April 20, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Xujia Wang (AUSTRALIAN NATIONAL UNIVERSITY) 
Boundary behavior of solutions to singular elliptic equations 

April 19, 2016, 9:50  10:50 am at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Dmitry Jakobson (MCGILL UNIVERSITY) 
Nodal Sets in Conformal Geometry 

April 19, 2016, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jonathan Wise (UNIVERSITY OF COLORADO, BOULDER) 
Compactifying the Abel map with logarithmic geometry 

April 19, 2016, 3:00 PM at MIT 2131 
BASIC NOTIONS SEMINAR 
Camillo DeLellis (UNIVERSITY OF ZURICH AND CMSA) 
Singularity and regularity of area minimizing surfaces 

April 18, 2016, 3:00  3:55 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Carlos Shahbazi (INSTITUTE FOR THEORETICAL PHYSICS, SACLAY, FRANCE) 
Geometric Ufolds and the twisted Strominger system 

April 18, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Annie Liang (HARVARD UNIVERSITY ECONOMICS) 
The Theory is Predictive, but is it Complete? An Application to Human Perception of Randomness (with Jon Kleinberg and Sendhil Mullainathan) 

April 18, 2016, 5:30 PM *note change in time at CMSA Building, 20 Garden Street, Room G10 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Felix Schlenk (NEUCHATEL) 
Complexity of Reeb flows via Floer homology 

April 15, 2016, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Taipeng Tsai (UNIVERSITY OF BRITISH COLUMBIA) 
Stability of periodic waves of the 1D nonlinear Schr\ 

April 14, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
NUMBER THEORY SEMINAR 
Ali Altug (COLUMBIA UNIVERSITY) 
Functoriality, trace formula, and related problems 

April 13, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Jun Zhang (UNIVERSITY OF MICHIGAN, ANN ARBOR  DEPARTMENT OF PSYCHOLOGY & DEPARTMENT OF MATHEMATICS) 
Kahler and ParaKahler Structure in Information Geometry 

April 13, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GENERAL RELATIVITY SEMINAR 
Felix Finster (UNIVERSITY OF REGENSBURG) 
Linear stability of Kerr black holes 

April 13, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Igor Wigman (KING'S COLLEGE LONDON) 
On the number of nodal domains of toral eigenfunctions 

April 12, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Connor Mooney (UNIVERSITY OF TEXAS AT AUSTIN) 
Finite time blowup for parabolic systems in the plane 

April 12, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Alex Isaev (MSI / AUSTRALIAN NATIONAL UNIVERSITY) 
Isolated hypersurface singularities and associated forms 

April 12, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Orlando Alvarez (UNIVERSITY OF MIAMI) 
Effective Actions, Lovelock Lagrangians and LipschitzKilling Curvatures 

April 11, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Milton D. Jara (IMPA) 
Around the strong KPZ universality conjecture 

April 11, 2016, 2:15 PM at Science Center 530 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Luis Haug (MIT) 
Lagrangian antisurgery and cobordisms 

April 08, 2016, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Stefano Bianchini (SISSA) 
Concentration of entropy dissipation for scalar conservation laws 

April 07, 2016, 10:00 AM at Science Center 232 
NUMBER THEORY SEMINAR 
Ari Shnidman (BOSTON COLLEGE) 
Heights of generalized Heegner cycles 

April 06, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS SEMINAR ON GENERAL RELATIVITY 
Milhalis Dafermos (PRINCETON UNIVERSITY) 
The black hole stability problem: the inside story 

April 06, 2016, 12:00  1:00 PM at CMSA Building, 20 Garden St, G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Timo Seppalainen (UNIVERSITY OF WISCONSIN, MADISON) 
Variational formulas and Busemann functions for random paths in a random medium 

April 06, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS COLLOQUIUM 
Lars Hernquist (HARVARD UNIVERSITY) 
NextGeneration Cosmological Simulations: Galaxy Assembly and Evolution 

April 06, 2016, 4:30 PM at CMSA Building, 20 Garden St, G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Niky Kamran (MCGILL UNIVERSITY) 
Nonuniqueness results for the anisotropic Calderon problem with data measured on disjoint sets 

April 05, 2016, 9:50  10:50 am at Science Center 232 *please note change of location this week* 
DIFFERENTIAL GEOMETRY SEMINAR 
John Toth (MCGILL UNIVERSITY) 
Nodal Length of Steklov Eigenfunctions on RealAnalytic Riemannian Surfaces 

April 05, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
David Xianfeng Gu (STONY BROOK UNIVERSITY) 
A Discrete Variational Approach for Solving MongeAmpere Equation 

April 04, 2016, 1:00  2:00 PM at Science Center Hall A 
BASIC NOTIONS SEMINAR 
Barry Mazur (HARVARD UNIVERSITY) 
How many rational points are there? 

April 04, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Bei Jia (UNIVERSITY OF TEXAS AT AUSTIN) 
Topological String Theory Revisited 

April 04, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Lauren Cohen (HARVARD BUSINESS SCHOOL AND NBER) 
Playing Favorites: How Firms Prevent the Revelation of Bad News 

April 04, 2016, 5:00  6:00 PM at CMSA Building, 20 Garden Street, Room G02 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Ana Rita Pires (FORDHAM UNIVERSITY) 
Symplectic embeddings and infinite staircases 

April 01, 2016, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Felix Finster (UNIVERSITY OF REGENSBURG) 
Lorentzian spectral geometry and the fermionic signature operator 

March 31, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
David Garfinkle (OAKLAND UNIVERSITY) 
Gravitational Wave Memory 

March 30, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Nikolai Makarov (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Random normal matrices with hard edge spectrum 

March 30, 2016, 2:15 PM at CMSA Building, 20 Garden Street, Room G02 
NUMBER THEORY SEMINAR 
John Bergdall (BOSTON UNIVERSITY) 
Slopes of modular forms and the ghost conjecture 

March 30, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Piotr Chrusciel (UNIVERSITY OF VIENNA) 
Mass oc characteristic surfaces 

March 29, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ben Davison (ÉCOLE POLYTECHNIQUE FéDéRALE DE LAUSANNE) 
Beyond the Kontsevich Soibelman integrality conjecture 

March 29, 2016, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Yi Zhang (HARVARD UNIVERSITY) 
Hyperbolic problems for families of algebraic manifolds 

March 29, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Dan Xie (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
New N=2 dualitites 

March 28, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G10 
BASIC NOTIONS SEMINAR / FACULTY COLLOQUIUM 
ShingTung Yau (HARVARD UNIVERSITY) 
Quasilocal conserved quantities in general relativity and gravitational radiation 

March 28, 2016, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Perfectoid Spaces III 

March 24, 2016, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Michael Eichmair (UNIVERSITY OF VIENNA) 
Minimal surfaces, isoperimetry, and nonnegative scalar curvature in asymptotically flat manifolds 

March 24, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Zeev Rudnick (TEL AVIV UNIVERSITY & IAS) 
Quantum chaos, eigenvalue statistics and the Fibonacci sequence 

March 23, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G02 
NUMBER THEORY SEMINAR 
Jacob Tsimerman (UNIVERSITY OF TORONTO) 
Bounding 2torsion in class groups 

March 23, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Richard Freeman (HARVARD UNIVERSITY ECONOMICS) 
Pulling Apart of Wages and Productivity: why "identical" workers have increasingly different pay and productivity 

March 23, 2016, 4:30  5:30 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Albert Chau (UNIVERSITY OF BRITISH COLUMBIA) 
An existence time estimate for Kahler Ricci flow and applications 

March 22, 2016, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Hélène Esnault (FREIE UNIVERSITäT BERLIN) 
Various aspects of Lefschetz theorems 

March 22, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Jose Juan Fernandez Melgarejo (HARVARD UNIVERSITY) 
Gauged SUGRAS and duality symmetric theories 

March 21, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Nikhil Savale (NOTRE DAME) 
Koszul complexes, Birkhoff normal form and the magnetic Dirac operator 

March 11, 2016, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Hao Shen (COLUMBIA UNIVERSITY) 
The SineGordon stochastic PDE and regularity structures 

March 11, 2016, 1:30  3:00 PM *note special time at Science Center 232 *note different location 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Perfectoid Spaces II 

March 10, 2016, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Feimin Huang (CHINESE ACADEMY OF SCIENCES) 
Isometric immersion of complete surface with slowly decaying negative Gauss curvature 

March 10, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Piotr Chrusciel (UNIVERSITY OF VIENNA) 
The mathematics of gravitation 

March 09, 2016, 4:25 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Adam W. Marcus (MATHEMATICS AND PACM, PRINCETON UNIVERSITY) 
Polynomials and (finite) free probability 

March 09, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G02 
NUMBER THEORY SEMINAR 
Tasho Kaletha (HARVARD UNIVERSITY) 
On the local and global ArthurLanglands conjectures 

March 09, 2016, 3:00 PM at Science Center 507 
GEOMETRIC ANALYSIS 
Albert Chau (UNIVERSITY OF BRITISH COLUMBIA) 
Survey on Kahler Ricci flow on nonnegatively curved noncompact mainfolds 

March 08, 2016, 9:50  10:50 am at CMSA Building, 20 Garden St, G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Herman Gluck (UNIVERSITY OF PENNYSLVANIA) 
Germs of fibrations of spheres by great circles always extend to the whole sphere 

March 08, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Michele Del Zotto (HARVARD UNIVERSITY PHYSICS) 
Little String Theories in Ftheory 

March 07, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Perfectoid Spaces 

March 03, 2016, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Piotr Chrusciel (UNIVERSITY OF VIENNA) 
Singularities in general relativity 

March 03, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Wei Ho (UNIVERSITY OF MICHIGAN) 
Ranks of elliptic curves: heuristics, theorems, and data (revisited!) 

March 03, 2016, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall A 
NUMBER THEORY SEMINAR 
Noam Elkies (HARVARD UNIVERSITY) 
Some elliptic curves and surfaces of jinvariant zero 

March 02, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Lydia Bieri (UNIVERSITY OF MICHIGAN) 
Mathematical General Relativity 

March 02, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
DIFFERENTIAL GEOMETRY SEMINAR 
Yong Lin (RENMIN UNIVERSITY OF CHINA) 
Some PDE's on graphs 

March 01, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Ben Weinkove (NORTHWESTERN UNIVERSITY) 
MongeAmpere equations and metrics on complex manifolds 

March 01, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SOCIAL SCIENCE APPLICATIONS FORUM 
Scott Kominers (HARVARD SOCIETY OF FELLOWS) 
Patent Trolls: Evidence from Targeted Firms (joint work with Lauren Cohen and Umit G. Gurun) 

February 29, 2016, 5:00  6:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Can Kozcas (CMSA) 
Elliptic Virasoro conformal blocks 

February 29, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Chunpeng Wang (JILIN UNIVERSITY) 
Smooth Transonic Flows of Meyer Type in De Laval Nozzles 

February 25, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Tilting, ctd. 

February 25, 2016, 3:00  5:00 PM at Science Center 507 
HARVARD LOGIC SEMINAR 
John Baldwin (UNIVERSITY OF ILLINOIS AT CHICAGO) 
The divorce of set theory and first order model theory 

February 24, 2016, 4:00  6:00 PM at 2 Arrow Street, Room #420 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Aukosh Jagannath (COURANT INSTITUTE) 
The Parisi Variational Problem 

February 24, 2016, 3:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Dan Xie (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Singularity theory and supersymmetric field theory 

February 24, 2016, 4:30 PM at CMSA Building, 20 Garden Street, Room G10 
NUMBER THEORY SEMINAR 
Jerry Wang (PRINCETON UNIVERSITY) 
Density of polynomials with squarefree discriminant 

February 24, 2016, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Marc Hoyois (MIT) 
A1homotopical classification of principal Gbundles 

February 23, 2016, 3:00 PM at MIT 2131 
DIFFERENTIAL GEOMETRY SEMINAR 
Damin Wu (UNIVERSITY OF CONNECTICUT) 
On negatively pinched complete Kahler manifold 

February 23, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Burkhard Schwab (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
BMS, Soft Theorems and String Theory 

February 22, 2016, 12:00  2:00 PM at CMSA Building, 20 Garden Street, Room G02 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Jo Nelson (COLUMBIA/IAS) 
An integral lift of contact homology 

February 19, 2016, 3:30  4:30 PM at Science Center 507 
EVOLUTION EQUATIONS SEMINAR 
Zouqiang Shi (TSINGHUA UNIVERSITY) 
Low dimensional manifold model for image processing 

February 18, 2016, 9:50  10:50 am at CMSA Building, 20 Garden St, G02 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Tilting 

February 18, 2016, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Samuel Kou (HARVARD UNIVERSITY STATISTICS) 
Big data, Google and disease detection: the statistical story 

February 17, 2016, 4:30  5:30 PM at CMSA Building, 20 Garden Street, Room G10 
NUMBER THEORY SEMINAR 
Ila Varma (HARVARD UNIVERSITY) 
Galois representations associated to regular algebraic cuspidal automorphic representations of GLn are de Rham 

February 17, 2016, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Florent Bekerman (MIT) 
Transport Methods and Universality for betamatrix models 

February 17, 2016, 2:50 PM at CMSA Building, 20 Garden Street, Room G02 
DIFFERENTIAL GEOMETRY SEMINAR 
Lydia Bieri (UNIVERSITY OF MICHIGAN) 
The Shape of the Universe 

February 16, 2016, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Dhruv Ranganathan (YALE UNIVERSITY) 
Nonarchimedean geometry, logarithmic structures, and spaces of curves in toric varieties 

February 16, 2016, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Camillo DeLellis (INSTITUT FüR MATHEMATIK UNIVERSITäT ZüRICH) 
Approaching Plateau's problem with minimizing sequences of sets 

February 16, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Artan Sheshmani (MIT) 
Counting curves on surfaces in CalabiYau threefolds and proof of Sduality modularity conjecture 

February 15, 2016, 12:00 pm at CMSA Building 20 Garden St G02 
THURSDAY SEMINAR 
Bhargav Bhatt (UNIVERSITY OF MICHIGAN) 
Overview of the perfectoid construction of A\Omega 

February 11, 2016, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Lydia Bieri (UNIVERSITY OF MICHIGAN) 
Einstein's Equations, Energy and Gravitational Radiation 

February 11, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Chunpeng Wang (JILIN UNIVERSITY) 
Continuous SubsonicSonic Flows in a Convergent Nozzle 

February 10, 2016, 4:00 PM at CMSA Building, 20 Garden Street, Room G10 
NUMBER THEORY SEMINAR 
Paul Frank Baum (PENNSYLVANIA STATE UNIVERSITY) 
Geometric Structure in Smooth Dual 

February 10, 2016, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Jonathan Weitsman (NORTHEASTERN UNIVERSITY) 
Quantization of bsymplectic manifolds 

February 09, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Valentino Tosatti (NORTHWESTERN UNIVERSITY) 
NonKahler CalabiYau manifolds 

February 09, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Hossein Movasati (IMPA) 
CalabiYau modular forms: Are they as useful as elliptic modular forms? 

February 08, 2016, 12:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Pranav Pandit (UNIVERSITäT WIEN) 
Categorical Kähler Geometry 

February 04, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
NUMBER THEORY SEMINAR 
Alexander Lubotzky (THE HEBREW UNIVERSITY / YALE UNIVERSITY) 
From Ramanujan graphs to Ramanujan complexes 

February 03, 2016, 3:00 PM at Science Center 507 
HARVARD LOGIC SEMINAR 
Ilijas Farah (YORK UNIVERSITY) 
Set theory and representations of C*algebras 

February 03, 2016, 4:00  6:00 PM at 2 Arrow Street, Room #420 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Antti Knowles (ETH ZURICH) 
An optimal rotational invariant estimator for general covariance matrices 

February 03, 2016, 2:30 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Camillo DeLellis (INSTITUT FüR MATHEMATIK UNIVERSITäT ZüRICH) 
From Nash to Onsager, funny coincidences across differential geometry and the theory of turbulence 

February 03, 2016, 4:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Yi Zhang (FUDAN UNIVERSITY) 
Hodge Bundles on Smooth Compactifications of Siegel Varieties 

February 02, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
DIFFERENTIAL GEOMETRY SEMINAR 
William Meeks (UMASS AMHERST) 
Embedded spheres in homogeneous 3manifolds 

February 02, 2016, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Yukinobu Toda (MIT) 
Wallcrossing formulas of higher rank DonaldsonThomas invariants 

February 01, 2016, 12:00 PM at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Xiaoli Han (TSINGHUA UNIVERSITY) 
The symplecitic and Lagranian mean curvature flow 

January 28, 2016, 9:50  10:50 am at CMSA Building, 20 Garden Street, Room G02 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Conan Leung (IMS/THE CHINESE UNIVERSITY OF HONG KONG) 
Some modern aspects of Morse theory 

January 27, 2016, 4:00 PM at CMSA Building, 20 Garden Street, Room G10 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Louigi Addario (MCGILL UNIVERSITY) 
Slowdown of the front for branching Brownian motion with decay mass 

January 27, 2016, 2:30 PM at CMSA Building, 20 Garden Street, Room G02 
DIFFERENTIAL GEOMETRY SEMINAR 
Conan Leung (IMS/THE CHINESE UNIVERSITY OF HONG KONG) 
DonaldThomas invariants for CalabiYau fourfolds 

January 26, 2016, 4:15 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Phil Sosoe (CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS) 
The Chemical Distance in Critical Percolation 

December 14, 2015, 3:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Matthew J. Holman (HARVARD SMITHSONIAN CENTER FOR ASTROPHYSICS) 
Dynamical Chaos in Kepler Planetary Systems 

December 09, 2015, 4:00  5:00 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Roland Bauerschmidt (HARVARD UNIVERSITY) 
Renormalization Group Analysis of SelfAvoiding Walk and Spin Models in 4D 

December 08, 2015, 4:15 PM at Jefferson 356 
MATHEMATICAL PHYSICS SEMINAR 
Sörin Petrat (IST, AUSTRIA) 
Derivation of Meanfield Dynamics for Fermions 

December 08, 2015, 1:15 pm at Jefferson 453 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Piotr Surowka (HARVARD UNIVERSITY PHYSICS) 
Anomalies, Information Geometry and (Turbulent) Hydrodynamics  inspiration for mathematicians 

December 07, 2015, 12:00  2:00 PM at Science Center 232 
BASIC NOTIONS SEMINAR 
YumTong Siu (HARVARD UNIVERSITY) 
Recent Results and Problems in Several Complex Variables Involving Construction of Holomorphic Sections 

December 07, 2015, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Bhargav Bhatt (UNIVERSITY OF MICHIGAN) 
Crystalline cohomology 

December 03, 2015, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Benedict Gross (HARVARD UNIVERSITY) 
On some Artin Lseries 

December 02, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Scott Kominers (HARVARD SOCIETY OF FELLOWS) 
Generalized Matching Market Design: Theory and Practice 

December 02, 2015, 4:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Bong Lian (BRANDEIS UNIVERSITY) 
Large complex structure limits of CalabiYau manifolds 

December 01, 2015, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Philip Engel (HARVARD UNIVERSITY) 
TBA 

December 01, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Roger Casals (MIT) 
Legendrian Presentation of Weinstein Domains 

November 30, 2015, 12:00  2:00 PM at Science Center 232 
MATHEMATICAL PHYSICS SEMINAR 
Victor Kac (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Algebraic Theory of Integrable Systems 

November 24, 2015, 4:15 PM at Jefferson 356 
MATHEMATICAL PHYSICS SEMINAR 
Daniel Harlow (HARVARD UNIVERSITY) 
Operator Algebras and Entropy in Lattice Gauge Theory 

November 24, 2015, 1:15 pm at Jefferson 453 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Hongwei Xu (CMS AT ZHEJIANG UNIVERSITY) 
Mean curvature flow meets Ricci flow: Convergence and sphere theorems of submanifolds arising from Yau rigidity theory 

November 24, 2015, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Nima Lashkari (MIT) 
Holographic relative entropy is a Noether charge 

November 23, 2015, 12:00  2:00 PM at Science Center 232 
BASIC NOTIONS SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
Variations of Hodge Structures 

November 23, 2015, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Mahowald's theorem on E_2 algebras 

November 19, 2015, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Nicolai Krylov (UNIVERSITY OF MINNESOTA) 
To the theory of viscosity solutions for uniformly parabolic Isaacs equations 

November 19, 2015, 10:00 AM at Science Center 232 
NUMBER THEORY SEMINAR 
Carl Wang Erickson (BRANDEIS UNIVERSITY) 
Ordinary pseudorepresentations, modular forms, and Iwasawa theory 

November 18, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Peng Jian (HARVARD SCHOOL OF PUBLIC HEALTH) 
Inference of transcriptional regulation in cancers 

November 18, 2015, 4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
LouisPierre Arguin (CUNY) 
The maximum of the characteristic polynomial of random unitary matrices 

November 18, 2015, 2:00 PM at Science Center 232 
MATHEMATICAL PHYSICS SEMINAR 
Thomas Spencer (INSTITUTE FOR ADVANCED STUDY) 
Randomness in Classical and Quantum Dynamics 

November 17, 2015, 1:15 pm at Jefferson 453 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Ovidiu Savin (COLUMBIA UNIVERSITY) 
Examples of singular minimizers in the calculus of variations 

November 17, 2015, 10:00 AM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Xin Zhou (MIT) 
Minmax theory in Gaussian space and Entropy Conjecture 

November 17, 2015, 4:15 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Bas Janssens (UTRECHT) 
Reflection Positivity for Majoranas and Spins 

November 17, 2015, 4:15 PM at Jefferson 356 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Curt McMullen (HARVARD UNIVERSITY) 
Cubic curves and Teichmuller theory 

November 17, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Nicholas Zygouras (UNIVERSITY OF WARWICK) 
From disorder relevance to the 2d Stochastic Heat Equation 

November 16, 2015, 2:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
MuTao Wang (COLUMBIA UNIVERSITY) 
Stability of Lagranian curvature flows 

November 16, 2015, 12:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Caitlin Leverson (DUKE UNIVERSITY) 
Legendrian link invariants 

November 13, 2015, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Peter Scholze (UNIVERSITY OF BONN) 
TBA 

November 12, 2015, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Nicolai Krylov (UNIVERSITY OF MINNESOTA) 
On the existence of $\bf W^{2}_{p}$ solutions for fully nonlinear elliptic equations under relaxed convexity assumptions 

November 12, 2015, 2nd talk: 10:30  11:30 am at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Zhouping Xin (CHINESE UNIVERSITY OF HONG KONG) 
Nonlinear Asymptotic Stability of LaneEmden Solutions for The Viscous Gaseous Star Problem 

November 12, 2015, 1st talk: 9:30  10:30 am at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Stan Osher (joint work with Jerome Darbon) (UCLA) 
Overcoming the curse of dimensionality for certain HamiltonJacobi (HJ)equations arising in control theory and elsewhere 

November 11, 2015, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Cristian Popescu (UC SAN DIEGO) 
Abstract ladic 1motives and applications 

November 11, 2015, 3:00  4:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Boris Hanin (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Nodal Sets of Random Eigenfunctions of the Harmonic Oscillator 

November 10, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Jerome Darbon (CNRS/CMLA ECOLE NORMALE SUPERIEURE DE CACHAN) 
On Convex FiniteDimensional Variational Methods in Imaging Sciences and HamiltonJacobi Equations 

November 10, 2015, 1st talk: 9:30  10:30 am at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Adam Jacob (UC DAVIS) 
(1,1) forms with specified Lagrangian phase 

November 10, 2015, 2nd talk: 10:30  11:30 am at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Yan Guo (BROWN UNIVERSITY  DIVISION OF APPLIED MATHEMATICS) 
Regularity of Boltzmann Solutions in Convex Domains 

November 09, 2015, 1:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Alireza Behtash (NORTH CAROLINA STATE UNIVERSITY) 
Lefschetz Thimbles and Supersymmetric Quantum Mechanics 

November 09, 2015, 12:00  1:00 PM at Science Center 232 
BASIC NOTIONS SEMINAR 
Cristian Popescu (UC SAN DIEGO) 
The arithmetic of special values of Lfunctions 

November 09, 2015, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Thomas Walpuski (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
A proposal for U(1)"gauge theory on G_2"manifolds 

November 06, 2015, 3:30  4:30 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Tom Goodwillie (BROWN UNIVERSITY) 
Characteristic classes for bundles of manifolds 

November 05, 2015, Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor, Talk at 4:30 pm at Science Center Hall A 
NUMBER THEORY SEMINAR 
Michael Harris (COLUMBIA UNIVERSITY) 
Modularity theorems in the function field setting and local Langlands parametrization 

November 04, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Vadim Gorin (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Largest eigenvalues in random matrix betaensembles: structures of the limit 

November 04, 2015, 2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Thomas Y. Hou (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Blowup or no blowup? The interplay between theory and computation in the study of 3D Euler equations 

November 04, 2015, 4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Thomas Y. Hou (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Existence and stability of selfsimilar singularities for a 1D model of the 3D axisymmetric Euler equations 

November 03, 2015, 10:00 AM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Binglong Chen (SUN YATSEN UNIVERSITY) 
On the local regularity of Einstein spacetimes 

November 03, 2015, 4:15 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Adrian Ocneanu (PENNSYLVANIA STATE UNIVERSITY) 
Higher Symmetry Models and Quantum Field Theory 

November 03, 2015, 4:15 PM at Jefferson 356 
MATHEMATICAL PHYSICS SEMINAR 
XiaoGang Wen (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
A Classification of Phases of Matter with No Symmetry in Two Spatial Dimensions 

November 03, 2015, 1:15 pm at Jefferson 453 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Rohini Ramadas (UNIVERSITY OF MICHIGAN) 
Hurwitz correspondences on compactifications of M0,N 

November 03, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Ryan Mickler (NORTHEASTERN UNIVERSITY) 
A new look at ChernSimons on circle bundles 

November 02, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY 
Richard Hind (NOTRE DAME) 
Embeddings of Lagrangian tori 

October 30, 2015, 3:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Pin Yu (TSINGHUA UNIVERSITY) 
Shock formations for 3 dimensional wave equations 

October 29, 2015, 10:00 AM at Science Center 232 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
The Filtration on THH (Characteristic p Case) 

October 29, 2015, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Cris Moore (SANTA FE INSTITUTE) 
Statistical inference, statistical physics, and the community detection problem 

October 28, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Monther R. Alfuraidan & Mohamed Amine Khamsi (KING FAHD UNIVERSITY & UNIVERSITY OF TEXAS AT EL PASO) 
Graphical approach to some fixed point problems 

October 28, 2015, 11:00 AM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX AND PROBABILITY SEMINAR 
VuLan Nguyen (UNIVERSITé PARIS DIDEROT) 
Variants of geometric RSK, geometric PNG and the multipoint distribution of the loggamma polymer 

October 28, 2015, 2:00pm at Science Center 232 
NUMBER THEORY SEMINAR 
Lassina Dembele (UNIVERSITY OF WARWICK AND ICERM) 
Lifts of Hilbert modular forms and applications to modularity 

October 28, 2015, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ana Caraiani (PRINCETON UNIVERSITY) 
On vanishing of torsion in the cohomology of Shimura varieties 

October 27, 2015, 3:00 PM at MIT E17128 
DIFFERENTIAL GEOMETRY SEMINAR 
Thomas Walpuski (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
G2"instantons over twisted connected sums 

October 27, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Liang Kong (UNIVERSITY OF NEW HAMPSHIRE & CMSA, HARVARD) 
Boundarybulk relation for topological orders in any dimensions 

October 26, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Mohammed Abouzaid (COLUMBIA UNIVERSITY) 
Nearby Lagrangians are simply homotopic 

October 23, 2015, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Xiangdi Huang (CHINESE ACADEMY OF SCIENCES) 
On Nash's problem for compressible flows 

October 22, 2015, 10:00 AM at Science Center 232 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
The Topological Hochschild Homology of Z/p 

October 22, 2015, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Zhouping Xin (CHINESE UNIVERSITY OF HONG KONG) 
Entropy and Uniqueness of Weak Solutions to The MultiDimensional Compressible Euler Systems 

October 21, 2015, 4:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
David Hansen (COLUMBIA UNIVERSITY) 
Critical padic Lfunctions 

October 21, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Nicholas Cook (UCLA) 
Random regular digraphs: singularity and spectrum 

October 21, 2015, 2:00  3:00 PM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Michael Anderson (STONY BROOK) 
Boundary value problems for Einstein metrics and a conjecture of Bartnik 

October 20, 2015, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Anand Deopurkar (COLUMBIA UNIVERSITY) 
Syzygies, GIT, and the log MMP for Mg 

October 20, 2015, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Wilfried Schmid (HARVARD UNIVERSITY) 
Automorphic distributions 

October 19, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Yifan Wang (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
ArgyresDouglas theories, Hitchin systems and Compound Du Val singularities 

October 19, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Cheuk Yu Mak (MINNESOTA) 
Divisorial caps, uniruled caps and CalabiYau caps 

October 16, 2015, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Zhouping Xin (CHINESE UNIVERSITY OF HONG KONG) 
On Global WellPosedness of The Compressible NavierStokes Systems with Large Oscillations 

October 15, 2015, 10:00 AM at Science Center 232 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Cyclotomic spectra and the de RhamWitt complex 

October 15, 2015, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Boaz Barak (HARVARD UNIVERSITY SEAS) 
Convexity, Bayesianism, and the quest towards Optimal Algorithms 

October 14, 2015, 4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Benjamin Schweinhart (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Universality Conjectures for Curvature Flow on Graphs 

October 14, 2015, 2:00  3:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Wei Zhang (COLUMBIA UNIVERSITY) 
Cycles on the moduli of Shtukas and Taylor coefficients of Lfunctions (II) **Note: This is a continuation of Zhiwei Yun's talk, on Oct 13, 4:305:30pm in MIT room E17122. 

October 14, 2015, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Alex Perry (HARVARD UNIVERSITY) 
Categorical joins 

October 13, 2015, 3:00 PM at MIT E17122 
DIFFERENTIAL GEOMETRY SEMINAR 
Adrian Zahariuc (HARVARD UNIVERSITY) 
Specialization of Quintic Threefolds to the Chordal Variety 

October 13, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Pengfei Guan (MCGILL UNIVERSITY) 
Isometric embeddings of $(S^2,g)$ to general warped product space $(N^3,\bar g)$. 

October 13, 2015, 10:00 AM at Science Center 232 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Kenji Fukaya (SIMONS CENTER FOR GEOMETRY & PHYSICS, STONY BROOK UNIVERSITY) 
SO(3) Floer homology with 3 manifold with boundary 

October 08, 2015, 4:30 pm ; Tea at 4:00 PM, the Austine & Chilton McDonnell Common Room, Science Center 4th Floor at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Chunjing Xie (SHANGHAI JIAO TONG UNIVERSITY) 
Steady Euler flows past a wall or through a nozzle 

October 08, 2015, 10:00 AM at Science Center 232 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
THH without equivariant homotopy theory 

October 08, 2015, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Chris Rogan (HARVARD UNIVERSITY PHYSICS) 
Exploring the Frontier of Size and Energy with the Large Hadron Collider: subatomic particles, the Higgs Boson and beyond. 

October 07, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Martin Zirnbauer (COLOGNE/SIMONS CENTER) 
Bott periodicity and the "Periodic Table" of topological insulators and superconductors 

October 07, 2015, 2:00  3:30 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Kiran S. Kedlaya (UNIVERSITY OF CALIFORNIA AT SAN DIEGO) 
Convergence polygons for padic differential equations 

October 07, 2015, 3:00  4:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Song Sun (STONY BROOK) 
Singularities of KahlerEinstein metrics and algebraic stability 

October 06, 2015, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Algebraic and motive vector bundles 

October 06, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Binglong Chen (SUN YATSEN UNIVERSITY) 
Ricci flow and the moduli spaces of positive isotropic curvature metrics on fourmanifolds 

October 06, 2015, 10:00 AM at Science Center 232 
BASIC NOTIONS SEMINAR 
Clifford Taubes (HARVARD UNIVERSITY) 
4manifold topology (or maybe geometry) and hyperbolic knots in the 3sphere 

October 05, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Erik Carlsson (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
agt and the segal sugawara construction 

October 05, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Chris Wendl (UNIVERSITY COLLEGE LONDON) 
Tight contact structures on connected sums need not be contact connected sums 

October 02, 2015, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Pin Yu (TSINGHUA UNIVERSITY) 
Construction of Cauchy data of vacuum Einstein field equations evolving to black holes 

October 01, 2015, 10:00 AM at Science Center 232 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
An Introduction to the de RhamWitt Complex 

October 01, 2015, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Ben Howard (BOSTON COLLEGE) 
Faltings heights and orthogonal Shimura varieties 

September 30, 2015, 3:00  4:00 PM *1st seminar* at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Kyle Luh (YALE UNIVERSITY) 
Random Matrices: l1 Concentration and Dictionary Learning with Few Samples 

September 30, 2015, 2:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Shouwu Zhang (PRINCETON UNIVERSITY) 
Faltings heights and Zariski density of CM abelian varieties 

September 30, 2015, 4:30  5:30 PM *2nd seminar* at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Leslie Valiant (HARVARD UNIVERSITY SEAS) 
Holographic Algorithms 

September 30, 2015, 4:00  5:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Yongbin Ruan (UNIVERSITY OF MICHIGAN) 
A mathematical theory of gauged linear sigma model (GLSM) 

September 29, 2015, 3:00 PM at MIT E17122 
DIFFERENTIAL GEOMETRY SEMINAR 
Gabor Lippner (NORTHEASTERN UNIVERSITY) 
Sharp convexity estimates for harmonic functions on the lattice, via absolute monotonicity 

September 29, 2015, **2  3 pm** Special Time at Science Center 232 
GEOMETRIC ANALYSIS SEMINAR 
Xuqian Fan (JINAN UNIVERSITY) 
The Steklov eigenvalues on annuli 

September 29, 2015, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
LiCheng Tsai (STANFORD UNIVERSITY) 
KPZ equation limit of interacting particle systems 

September 28, 2015, 2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Shamil Shakirov (HARVARD UNIVERSITY) 
Refining ChernSimons theory in genus two 

September 28, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Peter Kronheimer (HARVARD UNIVERSITY) 
The fourcolor theorem and spatial graphs 

September 25, 2015, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Felix Finster (UNIVERSITäT REGENSBURG) 
Causal fermion systems and the causal action principle 

September 24, 2015, 10:00 AM at Science Center 232 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Witt vectors, THH, and equivariant stable homotopy theory 

September 24, 2015, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Felix Finster (UNIVERSITäT REGENSBURG) 
Linear hyperbolic equations in a rotating black hole geometry 

September 23, 2015, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Jessica Fintzen (HARVARD UNIVERSITY) 
Stable vectors in the MoyPrasad filtration 

September 23, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Xin Sun (MIT) 
Almost sure multifractal spectrum of SLE 

September 23, 2015, 2:00  3:30 PM at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Daniel HalpernLeistner (COLUMBIA UNIVERSITY) 
Equivariant Hodge theory 

September 22, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Teng Fei (MIT) 
Some new solutions to the Strominger system 

September 22, 2015, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Atsushi Kanazawa (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Tiling, SYZ and modular forms 

September 21, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Jianfeng Lin (UCLA) 
The unfolded SeibergWittenFloer spectrum and its applications 

September 18, 2015, 3:00  4:00 PM **Special time** at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Introduction to Topological Hochschild and cyclic homology 

September 17, 2015, 3:00  4:05 PM **Special time** at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Xiangdi Huang (CHINESE ACADEMY OF SCIENCES) 
On Nash's problem for compressible flows 

September 17, 2015, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Subir Sachdev (HARVARD UNIVERSITY PHYSICS) 
BekensteinHawking entropy and strange metals 

September 16, 2015, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Alina Bucur (UCSD AND ICERM) 
Statistics for points on curves over finite fields 

September 16, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Scott Aaronson (MIT) 
BosonSampling and the Permanents of Gaussian Matrices 

September 16, 2015, 2:00  3:30 PM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Claude LeBrun (STONY BROOK) 
Mass in Kähler Geometry 

September 15, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Hongwei Xu (ZHEJIANG UNIVERSITY) 
Mean Curvature Flow and Sphere Theorem 

September 15, 2015, 10:00 AM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS MATHEMATICAL PHYSICS SEMINAR 
Wenbin Yan (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
(0,4) dualities 

September 14, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Richard Schwartz (BROWN UNIVERSITY) 
The plaid model and outer billiards 

September 11, 2015, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
padic Hodge Theory and Topological Hochschild Homology 

September 10, 2015, 3:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS EVOLUTION EQUATIONS SEMINAR 
Chunjing Xie (SHANGHAI JIAO TONG UNIVERSITY) 
Well/illposedness for the rotating shallow water system 

September 10, 2015, 10:00 AM at Science Center 232 
NUMBER THEORY SEMINAR 
Erick Knight (HARVARD UNIVERSITY) 
A padic JacquetLanglands Correspondence 

September 09, 2015, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Mithat Unsal (NORTH CAROLINA STATE UNIVERSITY) 
What is QFT? Resurgent transseries, Lefschetz thimbles, and new exact saddles 

September 09, 2015, 4:30  5:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS GEOMETRIC ANALYSIS SEMINAR 
Binglong Chen (SUN YATSEN UNIVERSITY) 
On the geometry of complete positively curved Kahler manifolds 

September 08, 2015, 10:00 AM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Hossein Movasati (IMPA) 
Why should one compute the periods of algebraic cycles? 

September 08, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Madhu Sudan (MICROSOFT RESEARCH) 
Robust Lowdegree Testing 

September 02, 2015, 4:00 PM at Science Center 507 
EVOLUTION EQUATIONS SEMINAR 
Long Jin (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Scattering Resonances for Convex Obstacles 

September 01, 2015, 10:00 AM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Zhengcheng Gu (PERIMETER INSTITUTE) 
Topological Quantum Field Theory approach for Bosonic SymmetryProtectedTopological Phases with Abelian Symmetry in Three Dimensions 

September 01, 2015, 4:15 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Babak Haghighat (HARVARD UNIVERSITY) 
Modularity of Yukawacouplings for elliptic CalabiYau manifolds 

August 31, 2015, 12:00  2:00 PM at Science Center 232 
SPECIAL LECTURE SERIES, 3RD LECTURE 
Alessandro Tomasiello (MILANO  BICOCCA) 
Higherdimensional superconformal theories from string theory 

May 29, 2015, 2:00 PM at Science Center 507 
SPECIAL LECTURE SERIES, 2ND LECTURE 
Alessandro Tomasiello (MILANO  BICOCCA) 
Higherdimensional superconformal theories from string theory 

May 26, 2015, 2:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Claudio Landim (IMPA) 
Condensing zerorange processes 

May 22, 2015, 11:30 am  1:00 pm at Science Center 232 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Laura DeMarco (NORTHWESTERN UNIVERSITY) 
Complex Dynamics and Elliptic Curves 

May 13, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
XiaoGang Wen (MIT) 
Symmetryprotectedtopological order and algebraic topology 

May 13, 2015, 4:00  5:00 PM at Science Center Hall E 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Qingtao Chen (INTERNATIONAL CENTER FOR THEORETICAL PHYSICS) 
Quantum invariants, Skein relations and Volume Conjecture 

May 12, 2015, 4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Noureddine El Karoui (UC BERKELEY) 
Some remarks on the bootstrap in highdimension 

May 07, 2015, 12:00  1:30 pm at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Jeff Lichtman (HARVARD UNIVERSITY MCB) 
Graphing the Connectome 

May 06, 2015, 3:00 PM at Science Center Hall A 
DIFFERENTIAL GEOMETRY SEMINAR 
Gábor Székelyhidi (UNIVERSITY OF NOTRE DAME) 
KahlerEinstein metrics along the smooth continuity method 

May 05, 2015, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Valentino Tosatti (NORTHWESTERN UNIVERSITY) 
Degenerations and collapsing of Ricciflat CalabiYau manifolds 

May 05, 2015, 1:30 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
June Huh (PRINCETON UNIVERSITY) 
Positive currents and algebraic cycles in permutohedral varieties 

May 05, 2015, 3:00 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Zhengwei Liu (VANDERBILT AND HARVARD) 
The Classification and Construction of Subfactors 

May 05, 2015, 2:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Philippe Sosoe (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
The chemical distance in critical percolation 

May 04, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Yanir Rubinstein (UNIVERSITY OF MARYLAND) 
The degenerate special Lagrangian equation 

May 01, 2015, 3:30  4:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Alexander Merkurjev (UCLA) 
Suslin's Conjecture on the reduced Whitehead group of a simple algebra 

April 29, 2015, 3:00 PM at Science Center 507 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Matthieu Astorg (UNIVERSITé PAUL SABATIER) 
A polynomial endomorphism of C^2 with a wandering Fatou component 

April 29, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
XiaoGang Wen (MIT) 
Symmetryprotectedtopological order and algebraic topology 

April 29, 2015, 4:00 PM at Science Center Hall A 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Joseph Landsberg (TEXAS A & M UNIVERSITY) 
What is geometric complexity theory? 

April 28, 2015, 3:00 PM at MIT 36156 
DIFFERENTIAL GEOMETRY SEMINAR 
HsianHua Tseng (OHIO STATE UNIVERSITY) 
Virasoro beyond semisimple cases 

April 28, 2015, 4:15 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Senya B. Shlosman (AIXMARSEILLE UNIVERSITY AND BROWN UNIVERSITY) 
Airy Diffusion and N1/3 Fluctuations in the 2D Ising Model 

April 28, 2015, 2:00 PM at Science Center 530 
SPECIAL NUMBER THEORY SEMINAR 
JeanPierre Serre (COLLèGE DE FRANCE) 
Galois cohomological invariants 

April 27, 2015, 3:00 PM at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Noppadol Mekareeya (CERN) 
Coulomb Branch and the Moduli Space of Instantons 

April 27, 2015, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Tyler Helmuth (ICERM AND BROWN UNIVERSITY) 
Loopweighted Walk 

April 23, 2015, 2:00  3:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
James Borger (AUSTRALIAN NATIONAL UNIVERSITY) 
Positivity and periodicity in global Witt vectors 

April 22, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Suvrat Raju (INTERNATIONAL CENTRE FOR THEORETICAL SCIENCES) 
The Information Paradox and the black hole interior in AdS/CFT 

April 22, 2015, 4:00 PM at Science Center Hall A 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Holly Krieger (MIT) 
A case of the dynamical AndréOort conjecture 

April 22, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
WeiKuo Cheng (UNIVERSITY OF CHICAGO) 
Selfaveraging and universality in spin glasses 

April 22, 2015, 11:30 am  1:00 pm at Science Center 232 
A SPECIAL TALK IN BASIC NOTIONS 
JeanPierre Serre (COLLèGE DE FRANCE) 
Linear representations of finite groups 

April 21, 2015, 3:00 PM at Science Center Hall D 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Giulia Sacca (STONY BROOK) 
Symplectic singularities and quiver varieties 

April 21, 2015, 4:00  5:00 PM *special time at Science Center 309A *special location 
DIFFERENTIAL GEOMETRY SEMINAR 
Steve Rosenberg (BOSTON UNIVERSITY) 
Diffeomorphism groups of Sasakian manifolds 

April 21, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Maria Rodriguez (HARVARD UNIVERSITY PHYSICS) 
Exact Solutions for Extreme Black Hole Magnetospheres 

April 20, 2015, 12:00  2:00 PM at Science Center 232 
BASIC NOTIONS SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
Langlands correspondence via shtukas, after V. Drinfeld, L. Lafforgue and V. Lafforgue 

April 20, 2015, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Danny Ruberman (BRANDEIS UNIVERSITY) 
Absolutely exotic 4manifolds 

April 17, 2015, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Xihong Lin (DEPT OF BIOSTATISTICS, HARVARD H. T. CHAN SCHOOL OF PUBLIC HEALTH) 
Statistical Analysis of Massive Genetic and Genomic Data 

April 15, 2015, 4:00 PM at Science Center Hall A 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Simion Filip (UNIVERSITY OF CHICAGO) 
Families of K3 surfaces and their asymptotic properties 

April 15, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Lionel Levine (CORNELL UNIVERSITY) 
Circles in the Sand 

April 15, 2015, 11:30 am  1:00 pm at Science Center 530 
SPECIAL SEMINAR 
Geoffrey Compère (UNIVERSITé LIBRE DE BRUXELLES) 
Extension of Virasoro symmetries near extremal black hole horizons 

April 15, 2015, 2:00  3:00 PM at Science Center 232 
SPECIAL SEMINAR 
PoNing Chen (COLUMBIA UNIVERSITY) 
Quasilocal mass in general relativity 

April 15, 2015, 1:00  2:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Stefan Patrikis (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Deformations of Galois representations and exceptional monodromy 

April 15, 2015, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Bong Lian (BRANDEIS UNIVERSITY) 
Some applications of period integrals 

April 14, 2015, 4:15 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Bas Janssens (INSTITUTE OF MATHEMATICS, UNIVERSITY OF UTRECHT) 
Projective Unitary Representations of Infinite Dimensional Lie Groups 

April 14, 2015, 2:00 PM at Science Center 530 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Dan Pomerleano (IMPERIAL COLLEGE) 
Symplectic cohomology in the topological limit 

April 10, 2015, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Cumrun Vafa (HARVARD UNIVERSITY PHYSICS) 
On Mathematical Aspects of String Theory 

April 08, 2015, 4:00 PM at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Yuchen Pei (UNIVERSITY OF WARWICK) 
A qweighted version of the RobinsonSchensted algorithm 

April 08, 2015, 11:30 am  1:00 pm at Science Center 232 
NUMBER THEORY SEMINAR 
Paul Hamacher (HARVARD UNIVERSITY) 
The geometry of the Newton stratification of a PELShimura variety 

April 08, 2015, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Thomas Walpuski (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
G2instantons, associative submanifolds and generalized SeibergWitten equations 

April 07, 2015, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Barbara Bolognese (NORTHEASTERN UNIVERSITY) 
TBA 

April 07, 2015, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
ShingTung Yau (HARVARD UNIVERSITY) 
Period integrals of algebraic manifolds and their differential equations (Joint works with Bong Lian and An Huang) 

April 06, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Anda Degeratu (UNIVERSITY OF FREIBERG) 
Analysis on QAC Spaces 

April 06, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Tara Holm (CORNELL UNIVERSITY) 
The Topology of Toric Origami Manifolds 

April 03, 2015, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Motivic vector bundles 

April 02, 2015, 3:30  5:30 pm at Science Center Hall E 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
HongJian He (TSINGHUA UNIVERSITY) 
Higgs Boson as the Origin of Mass and Inflation 

April 01, 2015, 4:00 PM at Science Center Hall A 
NUMBER THEORY SEMINAR 
Yunqing Tang (HARVARD UNIVERSITY) 
Algebraic solutions of differential equations over the projective line minus three points 

April 01, 2015, 3:00 PM at Science Center 507 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Kevin Pilgrim (INDIANA UNIVERSITY) 
On the classification of critically fixed rational maps 

April 01, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Sunil Chhita (UNIVERSITY OF BONN, ICERM) 
The twoperiodic Aztec diamond 

April 01, 2015, 11:30 am  1:00 pm at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Washington Taylor (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Classifying elliptic CalabiYau threefolds and fourfolds, and MordellWeil groups from the physics of Ftheory 

March 31, 2015, 4:15 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Cagatay Kutluhan (SUNY AT BUFFALO) 
A Heegaard Floer analogue of algebraic torsion 

March 27, 2015, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Marc Hoyois (MIT) 
Morel’s A^1homotopical classification of vector bundles, part II 

March 26, 2015, 3:30  5:30 pm at Science Center Hall E 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Peter Qian (UNIVERSITY OF WISCONSIN, MADISON) 
Some Statistical Aspects of Uncertainty Quantification 

March 25, 2015, 4:00 PM at Science Center Hall A 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Adam Epstein (UNIVERSITY OF WARWICK) 
Generalizing Douady's Magic Formula 

March 25, 2015, 4:00  5:00 PM at Science Center 507 
SPECIAL DIFFERENTIAL GEOMETRY SEMINAR 
Joergen Andersen (AARHUS UNIVERSITY) 
Basics of Geometric Quantization and moduli spaces of flat connections 

March 25, 2015, 2:00 PM at Science Center 530 
NUMBER THEORY SEMINAR 
Brian Conrad (STANFORD UNIVERSITY) 
A Lefschetz Principle in nonarchimedean geometry 

March 25, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Alan Hammond (UC BERKELEY) 
KPZ Line Ensemble: a marriage of integrability and probability 

March 25, 2015, 11:30 am  1:00 pm at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jesus MartinezGarcia (JOHNS HOPKINS) 
On the moduli space of cubic surfaces and their anticanonical divisors 

March 24, 2015, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Laura Schaposnik (UNIVERSITY OF ILLINOIS AT URBANACHAMPAIGN) 
Higgs bundles, spectral data, and applications 

March 24, 2015, 4:15 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Brian Conrad (STANFORD UNIVERSITY) 
The arithmetic Lefschetz Principle 

March 23, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
An Huang (HARVARD UNIVERSITY) 
Chain integral solutions to GKZ system. 

March 23, 2015, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Yuri Bakhtin (COURANT INSTITUTE) 
Burgers equation with random forcing 

March 18, 2015, 11:30 am  1:00 pm at Science Center 530 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Jingyu Zhao (COLUMBIA UNIVERSITY) 
Periodic Symplectic Cohomologies 

March 13, 2015, 3:30 PM at Science Center 507 
INFORMAL COMBINATORICS SEMINAR 
Anand Louis (PRINCETON UNIVERSITY) 
Hypergraph Heat Operators and Applications 

March 13, 2015, 1:00  2:00 PM at Science Center 530 
THURSDAY SEMINAR 
Jeremy Hahn (HARVARD UNIVERSITY) 
Wilson spaces as atomic even spaces 

March 12, 2015, 3:30  5:30 pm at Science Center Hall E 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Ankur Moitra (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Tensor Prediction, Rademacher Complexity and Random 3XOR 

March 11, 2015, 11:30 am  1:00 pm at Science Center 232 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Sam Taylor (YALE UNIVERSITY) 
Hyperbolic extensions of free groups 

March 11, 2015, 04:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Shrenik Shah (COLUMBIA UNIVERSITY) 
Some strong twisted base changes for unitary similitude groups 

March 11, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Yan Guo (BROWN UNIVERSITY  DIVISION OF APPLIED MATHEMATICS) 
Absence of shocks in EulerMaxwell system for twofluid models in plasma 

March 11, 2015, 4:00 PM at Science Center Hall A 
DIFFERENTIAL GEOMETRY SEMINAR 
Daniel CristofaroGardiner (HARVARD UNIVERSITY) 
Symplectic embeddings and lattice point enumeration 

March 10, 2015, 4:15 PM at Science Center 507 
MATHEMATICAL PHYSICS SEMINAR 
Liang Kong (UNIVERSITY OF NEW HAMPSHIRE AND TSINGHUA UNIVERSITY) 
Lattice models for 2+1D topological orders with gapped boundaries 

March 10, 2015, 2:00  3:30 PM at Science Center 530 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Klaus Hulek (LEIBNIZ UNIVERSITY HANNOVER) 
Stable cohomology of compactifications of Ag 

March 10, 2015, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Representation Theory Between Characteristic Zero and Characteristic p 

March 09, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Peng Gao (HARVARD UNIVERSITY MATHEMATICS DEPT) 
An example of a nonreductive GIT quotient 

March 09, 2015, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Nikita Nekrasov (CENTER FOR GEOMETRY & PHYSICS, STONY BROOK) 
Crossed instantons and qqcharacters 

March 06, 2015, 4:00 PM at Science Center Hall A 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Laura Starkston (UNIVERSITY OF TEXAS  AUSTIN) 
Symplectic fillings of Seifert fibered spaces 

March 06, 2015, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Constructing algebraic vector bundles on projective spaces 

March 05, 2015, 3:30  5:30 pm at Science Center Hall E 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Alden Walker (UNIVERSITY OF CHICAGO) 
Circle actions on the boundary of Schottky space 

March 04, 2015, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Alexander Stasinski (DURHAM UNIVERSITY) 
Representation zeta functions of simple Lie groups and reductive groups over local rings 

March 04, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Ivan Corwin (CLAY INSTITUTE, COLUMBIA, INSTITUTE HENRI POINCARE, PACKARD FOUNDATION) 
Stochastic quantum integrable systems 

March 04, 2015, 11:30 am  1:00 pm at Science Center 232 
MATHEMATICAL PHYSICS SEMINAR 
Liming Ge (UNIVERSITY OF NEW HAMPSHIRE) 
Entropy Occurs in Number Theory 

March 03, 2015, 2:00 PM at Laboratory for Integrated Science (LISE), 15 Oxford St, Room 303 
DIFFERENTIAL GEOMETRY SEMINAR 
Baris Coskunuzer (MIT & KOC UNIVERSITY) 
Minimal Surfaces with Arbitrary Topology in H^2xR 

March 03, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Guglielmo Lockhart (HARVARD UNIVERSITY PHYSICS) 
Selfdual strings of 6d SCFTs and local elliptic CYs 

March 02, 2015, 12:00  2:00 PM at Science Center 232 
BASIC NOTIONS SEMINAR 
Michael Rapoport (UNIVERSITY OF BONN) 
On accessible padic period domains 

March 02, 2015, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Daniel HalpernLeistner (COLUMBIA UNIVERSITY) 
Morselike stratifications of moduli problems in algebraic geometry 

February 27, 2015, 3:30  4:30 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Melanie Matchett Wood (UNIVERSITY OF WISCONSIN, MADISON) 
Random groups in number theory and random integral matrices 

February 26, 2015, 4:30 PM at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Noureddine El Karoui (UC BERKELEY) 
On highdimensional robust regression and inefficiency of maximum likelihood methods 

February 26, 2015, 12:50  1:50 pm at Science Center 232 
THURSDAY SEMINAR 
Marc Hoyois (MIT) 
Morel’s A^1homotopical classification of vector bundles, part I 

February 26, 2015, 3:30  5:30 pm at Science Center Hall E 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Nike Sun (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
The exact kSAT threshold for large k. 

February 25, 2015, 11:30 am  1:00 pm at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
ChiWang Shu (BROWN UNIVERSITY  DIVISION OF APPLIED MATHEMATICS) 
Discontinuous Galerkin method for hyperbolic equations with deltasingularities 

February 25, 2015, 4:00 PM at Science Center Hall A 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Alex Kontorovich (RUTGERS UNIVERSITY) 
Equidistribution of Shears and Applications 

February 25, 2015, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Noam Elkies (HARVARD UNIVERSITY) 
How many points can a genus3 curve have? 

February 25, 2015, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Matthew Grimes (CU  BOULDER) 
Universal moduli spaces of vector bundles and the logminimal model program on the moduli of curves 

February 24, 2015, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Juergen Jost (MAX PLANCK INSTITUTE) 
Super Riemann surfaces, metrics, and the gravitino 

February 24, 2015, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Baosen Wu (HARVARD UNIVERSITY) 
New vector bundles in heterotic string compactification 

February 23, 2015, 12:00  2:00 PM at Science Center 232 
HARVARD LOGIC SEMINAR 
Will Boney (UNIVERSITY OF ILLINOIS AT CHICAGO) 
Tameness in Abstract Elementary Classes 

February 23, 2015, 4:30  5:30 PM at Logic Center, 2 Arrow St, Rm 420 
BASIC NOTIONS SEMINAR 
Daniel CristofaroGardiner (HARVARD UNIVERSITY) 
Length and volume on contact threemanifolds 

February 23, 2015, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY AND SYMPLECTIC GEOMETRY SEMINAR 
Alexandra Kjuchukova (UNIVERSITY OF PENNSYLVANIA) 
On the classification of branched covers of fourmanifolds 

February 20, 2015, 3:30  4:30 pm at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Matthew Kahle (OHIO STATE UNIVERSITY) 
Recent Progress in stochastic topology 

February 19, 2015, 4:30 PM at Science Center Hall A 
THURSDAY SEMINAR 
Clark Barwick (MIT) 
The BassQuillen Conjecture 

February 19, 2015, 3:30  5:30 PM at Science Center Hall E 
NUMBER THEORY SEMINAR 
Preston Wake (UNIVERSITY OF CHICAGO) 
Eisenstein Hecke algebras and pseudorepresentations 

February 18, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Maksym Radziwill (RUTGERS UNIVERSITY) 
A new proof of Selberg's central limit theorem 

February 18, 2015, 11:30 am  1:00 pm at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Avi Loeb (HARVARD ASTRONOMY DEPARTMENT / INSTITUTE FOR THEORY & COMPUTATION) 
A Closer Look at Black Holes 

February 18, 2015, 4:15 PM at Science Center Hall A 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Dylan Thurston (INDIANA UNIVERSITY) 
Rubber Bands and Rational Maps 

February 18, 2015, 4:00  5:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
SiuCheong Lau (HARVARD UNIVERSITY) 
A constructive approach to homological mirror symmetry 

February 17, 2015, 4:15  5:30 pm at Science Center 507 
BASIC NOTIONS SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Representation Theory Between Characteristic Zero and Characteristic p 

February 16, 2015, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Krishanu Sankar (HARVARD UNIVERSITY) 
Serre's problem on projective modules over a polynomial ring 

February 12, 2015, 3:30  5:30 pm at Science Center Hall E 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Jacob Fox (MIT) 
Combinatorics of Permutations 

February 11, 2015, 11:30 am  1:00 pm at Science Center 530 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
John H. Hubbard (CORNELL UNIVERSITY) 
On complex Hénon Maps 

February 11, 2015, 4:00  5:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Richard Freeman (HARVARD ECONOMICS) 
Understanding the world of knowledge through Big Data networks and graph theory 

February 11, 2015, 4:15 PM at Science Center Hall A 
NUMBER THEORY SEMINAR 
Abhinav Kumar (MIT/STONY BROOK) 
Moduli spaces of reducible Jacobians of genus 2 curves via Hilbert modular surfaces of square discriminant 

February 11, 2015, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jesus MartinezGarcia (JOHNS HOPKINS) 
On the moduli space of cubic surfaces and their anticanonical divisors 

February 10, 2015, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Valentino Tosatti (NORTHWESTERN UNIVERSITY) 
Degenerations and collapsing of Ricciflat CalabiYau manifolds 

February 10, 2015, 4:15  5:30 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Maria Rodriguez (HARVARD UNIVERSITY PHYSICS) 
Exact Solutions for Extreme Black Hole Magnetospheres 

February 09, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Elisenda Grigsby (BOSTON COLLEGE) 
(Sutured) Khovanov homology and representation theory 

February 06, 2015, 3:30 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Laure SaintRaymond (ENS PARIS / HARVARD) 
From Newton's dynamics to the heat equation 

February 05, 2015, 4:30 PM at Science Center Hall A 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Algebraic vector bundles, introduction and overview 

February 05, 2015, 4:00  6:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Ronen Mukamel (UNIVERSITY OF CHICAGO) 
Kronecker's congruence and Teichmüller curves in positive characteristic 

February 04, 2015, 4:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Bjorn Poonen (MIT) 
An adelic approach to counting Selmer group elements 

February 04, 2015, 3:00  4:00 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
HorngTzer Yau (HARVARD UNIVERSITY) 
Random matrices, Dyson Brownian Motion and Quantum Unique Ergodicity 

February 04, 2015, 4:00 PM at Science Center Hall A 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Janosch Ortmann (UNIVERSITY OF TORONTO) 
Polymer models, particle systems and the KPZ universitality class 

February 04, 2015, 11:30 am  1:00 pm at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
George Daskalopoulos (BROWN UNIVERSITY) 
Rigidities of Teichmueller space 

February 03, 2015, 4:15  5:30 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Peng Zhao (SIMONS CENTER FOR GEOMETRY & PHYSICS, STONY BROOK) 
Cluster algebras from dualities of 2d N=(2,2) quiver gauge theories 

February 02, 2015, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
R. Inanc Baykur (UNIVERSITY OF MASSACHUSETTS AMHERST) 
Multisections of Lefschetz fibrations and topology of symplectic 4manifolds 

January 30, 2015, 3:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Maksym Radziwill (RUTGERS UNIVERSITY) 
A new proof of Selberg's central limit theorem 

January 28, 2015, 12:00  1:00 PM at Science Center 232 
**CANCELLED** NUMBER THEORY SEMINAR 
Alexander Lubotzky (HEBREW UNIVERSITY) 
From Ramanujan graphs to Ramanujan complexes 

January 28, 2015, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR **CANCELLED** 
Vasudevan Srinivas (TATA INSTITUTE OF FUNDAMENTAL RESEARCH) 
Stratified vector bundles on simply connected varieties in positive characteristic 

January 27, 2015, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Chris Beasley (NORTHEASTERN UNIVERSITY) 
SelfLinking for Legendrian Knots 

January 26, 2015, 12:00  2:00 PM at Science Center 232 
SPECIAL LECTURE SERIES 
Gaetan Chenevier (CNRS) 
Modular forms of classical groups and even unimodular lattices 

January 22, 2015, 3  4:30 PM at Science Center 507 
SPECIAL LECTURE SERIES 
Gaetan Chenevier (CNRS) 
Modular forms of classical groups and even unimodular lattices 

January 20, 2015, 3  4:30 PM at Science Center 507 
SPECIAL LECTURE SERIES 
Gaetan Chenevier (CNRS) 
Modular forms of classical groups and even unimodular lattices 

January 14, 2015, 3  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Michael Brown (UNIVERSITY OF NEBRASKA) 
A Generalization of the AtiyahBottShapiro Construction Applied to Matrix Factorizations 

December 11, 2014, 4:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Joël Bellaiche (BRANDEIS UNIVERSITY) 
The eigencurve at classical points of weight one 

December 10, 2014, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Atanas Atansov, 34 pm / Eric Larson, 45 pm (HARVARD UNIVERSITY) 
Interpolation and vector bundles on curves 

December 09, 2014, 3  5 pm at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Nike Sun (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
The exact kSAT threshold for large k 

December 05, 2014, 1:30  3:30 pm at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
S.T. Chui (UNIVERSITY OF DELAWARE) 
What's wrong with the finite elements method for Maxwell's equations. Kirchoff's law beyond lumped circuit element 

December 04, 2014, 1:15 pm at Science Center 232 
SPECIAL LECTURE 
Hugh Woodin (HARVARD UNIVERSITY) 
Must the Continuum Hypothesis have an answer? 

December 04, 2014, 2:00  4:00 PM at Hall C **New Location** 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Hautieng Wu (UNIVERSITY OF TORONTO) 
Graph connection Laplacian, principal bundle structure and ptychographic image processing 

December 03, 2014, 12:00  2:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Moshe Adrian (UNIVERSITY OF TORONTO) 
On the local converse problem for GL(n,F) 

December 03, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS SPECIAL SEMINAR 
Frederic E. Daum (RAYTHEON COMPANY) 
Bayesian particle flow for estimation, decisions, and transport 

December 03, 2014, 3:00 PM  4:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Michael Brenner (HARVARD UNIVERSITY SEAS) 
Droplet splashing and other hydrodynamic singularities 

December 03, 2014, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Xin Zhou (MIT) 
Shape of the minmax minimal hypersurface in manifold of positive Ricci curvature in all dimensions 

December 02, 2014, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Chenyang Xu (INSTITUTE FOR ADVANCED STUDY) 
Maximal order pole of motivic Zeta function 

December 02, 2014, 4:00 PM at MIT E17122 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Atsushi Kanazawa (HARVARD  CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Geometric transitions and SYZ mirror symmetry 

December 01, 2014, 12:00  2:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
N/A () 
N/A 

November 26, 2014, at 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Roland Bauerschmidt (HARVARD UNIVERSITY) 
Supersymmetry in statistical mechanics 

November 24, 2014, 12:00  2:00 PM at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jim Bryan (UNIVERSITY OF BRITISH COLUMBIA) 
The DonaldsonThomas theory of K3xE and the Igusa cusp form 

November 24, 2014, 4:00 PM *New time* at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS TOPOLOGICAL INSULATORS SERIES 
Alexei Kitaev (CALIFORNIA INSTITUTE OF TECHNOLOGY, FUNDAMENTAL PHYSICS PRIZE WINNER) 
The classification of shortrange entangled topological phases 

November 20, 2014, 1:30 PM at Science Center 530 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Michael Hutchings (UC BERKELEY) 
Beyond ECH capacities 

November 20, 2014, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Harrison Zhou (YALE UNIVERSITY) 
Asymptotic Normality and Optimalities in Estimation of Large Gaussian Graphical Model² 

November 19, 2014, 12:00  2:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Ila Varma (PRINCETON UNIVERSITY) 
The mean number of 3torsion elements in ray class groups of quadratic fields 

November 19, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
H.T. Kung (HARVARD UNIVERSITY SEAS) 
Parallel Sparse Coding with Applications in Compressive Sensing and Machine Learning 

November 19, 2014, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Alina Marian (NORTHEASTERN UNIVERSITY) 
Verlinde sheaves and tautological classes on the moduli space of K3 surfaces 

November 18, 2014, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Adam Jacob (HARVARD UNIVERSITY) 
Partial differential equations arising from mirror symmetry 

November 17, 2014, 12:00  2:00 PM at Science Center 232 
BASIC NOTIONS SEMINAR / FACULTY COLLOQUIUM 
Wilfried Schmid (HARVARD UNIVERSITY) 
A new look at mixed Hodge modules 

November 17, 2014, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Tom Mark (UNIVERSITY OF VIRGINIA) 
Tight contact structures on positive surgeries 

November 14, 2014, 3:30  4:30 PM at Science Center 507 
SPECIAL SEMINAR 
Avi Wigderson (IAS, PRINCETON) 
Points, Lines and Ranks of design matrices 

November 14, 2014, 11:45 AM at 11:45 AM 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
MuTao Wang (COLUMBIA UNIVERSITY) 
Conserved quantities of gravity 

November 12, 2014, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Eyal Lubetzky (NEW YORK UNIVERSITY) 
Information percolation for the Ising model 

November 12, 2014, 12:00  2:00 PM at Science Center 530 
NUMBER THEORY SEMINAR 
N/A () 
**CANCELLED** 

November 12, 2014, at 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Cumrun Vafa (HARVARD UNIVERSITY PHYSICS) 
Twistorial Topological String and tt* Geometry 

November 11, 2014, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Daniel Litt (STANFORD UNIVERSITY) 
Nonabelian Lefschetz Hyperplane Theorems 

November 11, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Oscar Varela (HARVARD UNIVERSITY) 
Towards cohomogeneityone NearlyKahler metrics on the sixsphere 

November 10, 2014, 12:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY, AND SYMPLECTIC GEOMETRY SEMINAR 
Mark McLean (STONY BROOK) 
Minimal Log Discrepancy of Isolated Singularities and Reeb Orbitis 

November 07, 2014, 3:30PM at Science Center 507 
THURSDAY SEMINAR 
Dan Freed (UNIVERSITY OF TEXAS  AUSTIN) 
An application of twisted Ktheory to topological band insulators 

November 06, 2014, 4:00  6:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Van Vu (YALE UNIVERSITY) 
Random Projections and Applications 

November 05, 2014, 12:00PM at Science Center 507 
NUMBER THEORY SEMINAR 
Cristian Popescu (UC SAN DIEGO) 
Equivariant Iwasawa theory, Hecke characters and the Ktheory of number fields 

November 05, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Washington Taylor (MIT) 
String theory vacua and the enumeration of elliptic CalabiYau threefolds 

November 05, 2014, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Larry Guth (MIT) 
Homotopical effects of kdilation 

November 04, 2014, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Charles Siegel (UNIVERSITY OF PENNSYLVANIA) 
A Modular Operad of Embedded Curves 

November 4, 2014, 4:00 PM at MIT E17122 
BASIC NOTIONS SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
Plane Curves 

November 03, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Kaoru Ikeda (HARVARD UNIVERSITY) 
Symplectic structures of projective flag manifold and the unitary representations 

November 03, 2014, 12:00  2:00 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Ji Oon Lee  *1st speaker* (KAIST) 
TracyWidom Distribution for Real Sample Covariance Matrices with General Population 

October 31, 2014, 12:00  2:30 PM at Science Center 232 
POSTDOC SEMINAR 
Emily Riehl (HARVARD UNIVERSITY) 
On the duality between "free" and "forgetful" constructions 

October 31, 2014, 2:30 3:30 PM at Science Center 530 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Nate Bottman (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Singular quilts and a proposed Ainfinity 2category 

October 31, 2014, 3:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Mykhaylo Shkolnikov  *2nd speaker* (PRINCETON UNIVERSITY) 
Intertwinings, wave equations and beta ensembles 

October 31, 2014, 12:00  2:30 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
C.F. Jeff Wu (GEORGIA INSTITUTE OF TECHNOLOGY) 
A statistical view of uncertainty quantification: interface between statistics and applied mathematics 

October 29, 2014, 4:15 PM at Science Center 507 
HARVARD LOGIC COLLOQUIUM 
Joan Bagaria (UNIVERSITAT DE BARCELONA) 
Reflection phenomena in the settheoretic universe 

October 29, 2014, 4:30  5:30 PM at Logic Center, 2 Arrow St, Rm 408 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Simona Cocco *2nd speaker* (LABORATOIRE DE PHYSIQUE STATISTIQUE DE L’ENS) 
Inferring 'interactions' from correlations: application to memory consolidation and cell assemblies in the behaving rat 

October 29, 2014, 12:00  2:30 PM at Science Center 232 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Remi Monasson *1st speaker* (LABORATOIRE DE PHYSIQUE THEORIQUE DE L’ENS) 
Crosstalk, transitions, and wormholes in an attractor network model of hippocampal place cells 

October 29, 2014, 12:00  2:30 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Jerry Wang (PRINCETON UNIVERSITY) 
Pencils of quadrics and the arithmetic of hyperelliptic curves 

October 29, 2014, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Semyon Dyatlov (MIT) 
Resonances in general relativity 

October 28, 2014, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Serge Cantat (INSTITUTE FOR ADVANCED STUDY) 
Birational Actions of SL(n,Z) 

October 28, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Murad Alim (HARVARD UNIVERSITY) 
Lie algebra and differential rings of tt* geometries of CalabiYau sigma models 

October 27, 2014, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
ShengFu Chiu (NORTHWESTERN UNIVERSITY) 
Contact nonsqueezability and Microlocal category 

October 24, 2014, 3:30 PM at Science Center 507 
THURSDAY SEMINAR 
Hiro Tanaka (HARVARD UNIVERSITY) 
Fermions 

October 23, 2014, 4:00  6:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Uzy Smilansky (WEIZMANN INSTITUTE) 
Spectral statistics of Bernoulli matrix ensembles  a random walk approach 

October 22, 2014, 12:00  2:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Alena Pirutka (ECOLE POLYTECHNIQUE, FRANCE, CENTRE DE MATHEMATIQUES LAURENT SCHWARTZ) 
On some counterexamples to the integral Tate conjecture 

October 22, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Eric Maskin (HARVARD UNIVERSITY ADAMS UNIVERSITY PROFESSOR) 
Elections and Strategic Voting: Condorcet and Borda 

October 22, 2014, 4:15 PM at Science Center 507 
SPECIAL DIFFERENTIAL GEOMETRY SEMINAR 
Si Li (MSC, TSINGHUA UNIVERSITY) 
Perturbative renormalization and Index theorem 

October 22, 2014, 9:30 AM at Science Center 530 
DIFFERENTIAL GEOMETRY SEMINAR 
Tristan Collins (HARVARD UNIVERSITY) 
The boundary of the Kahler cone 

October 21, 2014, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jose Gonzalez (YALE UNIVERSITY) 
The moduli space of stable npointed genus zero curves is not a Mori Dream Space when n is at least 13 

October 21, 2014, 4:00 PM at MIT E17122 
SPECIAL TOPOLOGY SEMINAR 
Shamil Shakirov (UC BERKELEY) 
Oneparameter deformation of ChernSimons theory 

October 21, 2014, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Hector Pasten (HARVARD UNIVERSITY) 
Uniform Diophantine undecidability 

October 20, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
ShuHeng Shao (HARVARD UNIVERSITY PHYSICS) 
An index formula for supersymmetric quantum mechanics 

October 20, 2014, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Dan Freed (UNIVERSITY OF TEXAS  AUSTIN) 
ChernWeil forms and abstract homotopy theory 

October 17, 2014, 3:30 PM at Science Center 507 
THURSDAY SEMINAR 
Ryan Grady (BOSTON UNIVERSITY) 
Large volume limits and derived mapping stacks: extracting manifold invariants via the BV formalism 

October 16, 2014, 4:00  6:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Pham Huu Tiep (UNIVERSITY OF ARIZONA / HARVARD) 
Adequate Subgroups 

October 15, 2014, 3:00 PM at Science Center 507 
INFORMAL SEMINAR: NEW RESULTS ON HYPERBOLIC VOLUME 
Curt McMullen & Martin Bridgeman (HARVARD / BOSTON COLLEGE) 
Organizational Meeting / first talk 

October 15, 2014, 4:00  6:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Tianxi Cai (HARVARD SCHOOL OF PUBLIC HEALTH) 
Discovery Research with Electronic Medical Records Data 

October 15, 2014, 4:15 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Jack Hanson (INDIANA UNIVERSITY) 
Rate of convergence of the mean for subadditive ergodic sequences 

October 15, 2014, 12:00  2:00 PM at Science Center 232 
DIFFERENTIAL GEOMETRY SEMINAR 
Baosen Wu (HARVARD UNIVERSITY) 
A construction of stable bundles and reflexive sheaves on CalabiYau threefolds 

October 14, 2014, 4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jack Huizenga (UNIVERSITY OF ILLINOIS AT CHICAGO) 
Interpolation problems and the birational geometry of moduli spaces of sheaves 

October 14, 2014, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Tristan Collins (HARVARD UNIVERSITY) 
A tour of SasakianEinstein geometry 

October 10, 2014, 3:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Zongming Ma (THE WHARTON SCHOOL, UNIVERSITY OF PENNSYVANIA) 
Sparse Canonical Correlation Analysis 

October 10, 2014, 1:30 PM at Science Center 232 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Danny Calegari (UNIVERSITY OF CHICAGO) 
Roots, Schottky semigroups, and a proof of Bandt's Conjecture 

October 09, 2014, 4:30 PM at Science Center Hall A 
THURSDAY SEMINAR 
Dan Freed (UNIVERSITY OF TEXAS  AUSTIN) 
Remarks on mechanics and symmetry 

October 09, 2014, 4:00  6:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Ronen Mukamel (UNIVERSITY OF CHICAGO) 
Singular moduli and the primes of bad reduction of Teichmuller curves 

October 08, 2014, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Miika Nikula (HARVARD  CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Geometric properties of critical multiplicative chaos 

October 08, 2014, 12:00  2:00 PM at Science Center 530 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Salil Vadhan (HARVARD UNIVERSITY SEAS & THE CENTER FOR RESEARCH ON COMPUTATION & SOCIETY) 
The Computational Complexity of Data Privacy 

October 08, 2014, 4:15 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Paul Seidel (MIT) 
Steenrod squares and symplectic fixed points 

October 07, 2014, 5:15 PM *note change in time at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Christian Schnell (STONY BROOK) 
Kodaira dimension and zeros of holomorphic oneforms 

October 07, 2014, 4:00 PM at MIT E17122 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Vladimir Mitev (HUMBOLDT UNIVERSITY, BERLIN) 
Toda 3Point Functions from Topological Strings 

October 06, 2014, 1:00  2:00 PM at Science Center 232 
BASIC NOTIONS SEMINAR 
Laure SaintRaymond (ÉCOLE NORMALE SUPéRIEURE) 
The role of boundary layers in the global ocean circulation 

October 06, 2014, 3:00 PM at Science Center 507 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Sobhan Seyfaddini (MIT) 
The displaced disks problem via symplectic topology 

October 03, 2014, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Twisted Ktheory 

October 02, 2014, 4:00  6:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS RANDOM MATRIX & PROBABILITY THEORY SEMINAR 
Jun Zhang (UNIVERSITY OF MICHIGAN, ANN ARBOR) 
Regularized learning in reproducing Kernal Banach Spaces 

October 01, 2014, 12:00  2:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Brian Smithling (JOHNS HOPKINS) 
An arithmetic transfer conjecture for ramified unitary groups 

October 01, 2014, 3:00  4:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES AND APPLICATIONS COLLOQUIUM 
Andy Strominger (HARVARD UNIVERSITY) 
Symmetry in Soft Theorem 

October 01, 2014, 4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Eric Riedl (HARVARD UNIVERSITY) 
Rational Curves on Hypersurfaces 

September 30, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
ChienHao Liu () 
Dbranes and Azumaya/matrix noncommutative geometry 

September 29, 2014, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Joanna Nelson (COLUMBIA/IAS) 
Cylindrical contact homology in dimension 3 via intersection theory and more 

September 26, 2014, 3:30  4:30 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Amir Dembo (STANFORD UNIVERSITY) 
Statistical Mechanics on Sparse Random Graphs: Mathematical Perspective 

September 24, 2014, 12:00  2:00 PM at Science Center 232 
HARVARD LOGIC SEMINAR 
Gil Sagi (LUDWIGMAXIMILIANS UNIVERSITY, MUNICH) 
What is a Fixed Term? 

September 24, 2014, 4:30 PM at Logic Center, 2 Arrow St, Rm 408 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS COLLOQUIUM 
Asaf Madi (HARVARD MEDICAL SCHOOL) 
Using big genomic data to analyze inner workings of immune cells 

September 24, 2014, 4:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Alison Miller (HARVARD UNIVERSITY) 
Counting Simple Knots via Arithmetic Invariant Theory 

September 24, 2014, 3:00  4:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Hiro Lee Tanaka (HARVARD UNIVERSITY) 
Lagrangian Cobordisms and Fukaya Categories 

September 23, 2014, 4:15 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Gabriel Bujokas (HARVARD UNIVERSITY) 
Covers of an elliptic curve E and curves in ExP^1 

September 23, 2014, 4:00 PM at MIT E17122 
BASIC NOTIONS SEMINAR 
Benedict Gross (HARVARD UNIVERSITY) 
Singular moduli 

September 22, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS PHYSICAL MATHEMATICS SEMINAR 
Michele Del Zotto (HARVARD UNIVERSITY PHYSICS) 
Progress of QSystems 

September 22, 2014, 12:00  2:00 PM at Science Center 232 
GAUGE THEORY, TOPOLOGY & SYMPLECTIC GEOMETRY SEMINAR 
Emmy Murphy (MIT) 
Existence of overtwisted contact structures on high dimensional manifolds 

September 19, 2014, 3:30  4:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Hector Pasten (HARVARD UNIVERSITY) 
Counting Squarefree Values of Polynomials with Error Term 

September 17, 2014, 3:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Han Liu (PRINCETON UNIVERSITY) 
Transelliptical Graphical Models: Theory and Computation 

September 17, 2014, 12:30  2:00 PM at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Aaron Bertram (UTAH) 
Stability Conditions and Polarized Moduli 

September 16, 2014, 3:30 PM at Science Center 507 
TOPOLOGY SEMINAR 
Michael Freedman (MICROSOFT AND UCSB) 
Smooth embeddings of closed 3manifolds in R^4 

September 15, 2014, 10:20 AM  12:00 PM at Science Center 232 
S.T. YAU'S STUDENT SEMINAR 
Jun Zhang (CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS) 
Information Geometry: Towards a Geometric Framework of Information Sciences 

September 12, 2014, 9:00  10:30 AM at Science Center 530 
THURSDAY SEMINAR 
Dan Freed (UNIVERSITY OF TEXAS  AUSTIN) 
Algebraic Topology and Mathematical Physics, an Overview 

September 11, 2014, 4:00  6:00 PM at Science Center 507 
CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS COLLOQUIUM 
Martin Nowak (HARVARD UNIVERSITY) 
Evolution of Cooperation 

September 10, 2014, 4:00 PM at Science Center 507 
PRESENTED BY THE CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS: RANDOM MATRIX AND PROBABILITY THEORY SEMINAR 
Laure SaintRaymond (ÉCOLE NORMALE SUPéRIEURE) 
The Brownian Motion as Scaling Limit of a Deterministic System of Interacting Particles 

September 10, 2014, 12:00  2:00 PM at Science Center 530 
PRESENTED BY THE CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS: PHYSICAL MATHEMATICS SEMINAR 
SiuCheong Lau (HARVARD UNIVERSITY) 
Generalized SYZ and quivers 

September 08, 2014, 12:00  2:00 PM at Science Center 232 
PRESENTED BY THE CENTER OF MATHEMATICAL SCIENCES & APPLICATIONS: PROBABILITY THEORY & APPLICATION WORKING SEMINAR 
Jelani Nelson (HARVARD UNIVERSITY SEAS) 
Dimensionality Reduction Via Sparse Matrices 

September 05, 2014, 2:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Tadashi Tokieda (CAMBRIDGE UNIVERSITY / RADCLIFFE INSTITUTE) 
Toy models 

May 14, 2014, 3:00 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Lauren Williams (UC BERKELEY) 
The positive Grassmannian 

May 08, 2014, 4:30 PM at Science Center Hall A 
NUMBER THEORY SEMINAR 
Gopal Prasad (UNIVERSITY OF MICHIGAN) 
Fake projective spaces 

May 07, 2014, 3:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jesse Kass (UNIVERSITY OF SOUTH CAROLINA) 
How to make Poincaré Duality into a holomorphic map 

May 06, 2014, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Andrew Morrison (ETH ZURICH) 
On the motive class of the commuting variety 

May 06, 2014, 4:00  5:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Fibered 3manifolds and the simplest known surface dynamics 

April 30, 2014, 04:00 PM at Science Center 530 
NUMBER THEORY SEMINAR 
Brandon Levin (IAS) 
Moduli of finite flat group schemes and local models 

April 30, 2014, 3:00 PM at Sci Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Jenia Tevelev (UNIVERSITY OF MASSACHUSETTS AMHERST) 
Birational geometry of moduli of stable rational curves 

April 29, 2014, 4:00 PM at Science Center 507 
FRIENDS OF THE MATHEMATICS DEPARTMENT AFTERNOON LECTURE 
Barry Mazur, speaking from the MSRI in Berkeley (HARVARD UNIVERSITY) 
PRIMES  based on the book coauthored with William Stein 

April 25, 2014, 2:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Robert Lipshitz (COLUMBIA UNIVERSITY) 
Hochschild localization and bordered Heegaard Floer homology 

April 25, 2014, 3:30 PM at Science Center 309 
FRIENDS OF THE MATHEMATICS DEPARTMENT AFTERNOON LECTURE 
Martin Nowak (HARVARD UNIVERSITY) 
Evolutionary Dynamics and Treatment of Cancer 

April 25, 2014, 3:00 PM at Science Center 507 
BRANDEISHARVARDMITNORTHEASTERN JOINT MATHEMATICS COLLOQUIUM 
Jared Weinstein (BOSTON UNIVERSITY) 
Complex Multiplication from Abel to Zagier 

April 24, 2014, 4:30 PM at Sci Center A 
NUMBER THEORY SEMINAR 
Aaron Pollack (PRINCETON UNIVERSITY) 
RankinSelberg integrals associated to nonunique models 

April 23, 2014, 3:00 PM at Sci Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Dragos Oprea (UC SAN DIEGO) 
Generalized theta functions over abelian surfaces 

April 21, 2014, 4:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Christopher Woodward (RUTGERS UNIVERSITY) 
Floer theory and minimal model transitions 

April 18, 2014, 3:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Yifeng Liu (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Bounding Selmer groups via GrossKudlaSchoen cycles 

April 16, 2014, 3:00 PM at Science Center 507 
HARVARD MATH & PHILOSOPHY LOGIC COLLOQUIUM 
Ilijas Farah (YORK UNIVERSITY) 
Logic and operator algebras 

April 16, 2014, 4:00 PM at HU Logic Center  2 Arrow Street, Room #420 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
David Jensen (YALE UNIVERSITY) 
Tropical BrillNoether Theory and the GiesekerPetri Theorem 

April 15, 2014, 3:00 PM **Corrected time** at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Fernando Cukierman (UNIVERSITY OF BUENOS AIRES) 
Families of foliations and varieties of complexes 

April 15, 2014, 4:30  5:30 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Aaron Pixton (HARVARD UNIVERSITY) 
The cohomology of the moduli space of curves 

April 14, 2014, 3:00 PM at Science Center 507 
SPECIAL SEMINAR 
Vladimir Voevodsky (INSTITUTE FOR ADVANCED STUDY) 
Univalent Mathematics in Coq. 

April 11, 2014, 3:00 PM at Science Center 232 
GAUGE THEORY & TOPOLOGY SEMINAR 
Josh Greene (BOSTON COLLEGE) 
Conway mutation and alternating links 

April 11, 2014, 3:30 PM at Sci Center 507 
NUMBER THEORY SEMINAR 
Noam Elkies (HARVARD UNIVERSITY) 
Integervalued polynomials with slow growth 

April 09, 2014, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Ilarion Melnikov (TEXAS A & M UNIVERSITY) 
A (0,2) overview 

April 08, 2014, 1:30  2:30 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Zsolt Patakfalvi (PRINCETON UNIVERSITY) 
A generic vanishing theorem in positive characteristic 

April 08, 2014, 4:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Spaces of Maps between Structured Ring Spectra II 

April 03, 2014, 3:00  5:00 PM at Sci Center 507 
NUMBER THEORY SEMINAR 
James Maynard (MAGDALEN COLLEGE, OXFORD /UNIVERSITY OF MONTREAL) 
Small gaps between primes 

April 02, 2014, 3:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Constant curvature and Outer space 

April 02, 2014, 4:00 PM at Science Center 530 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
César Lozano Huerta (UNIVERSITY OF ILLINOIS AT CHICAGO) 
Birational Geometry of the Space of Complete Quadrics 

April 01, 2014, 4:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Michele Del Zotto (HARVARD UNIVERSITY) 
Periodicity of the Kontsevich Soibelman operator, singularity theory, and cyclic subgroups of the Cremona groups Cr(n) 

April 01, 2014, 1:30  2:30 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
Uniformity of rational points and the Lang conjecture 

March 31, 2014, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Adam Jacob (HARVARD UNIVERSITY) 
Flat bundles, harmonic metrics and singular affine structures 

March 28, 2014, 3:30 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Spaces of maps between structured ring spectra 

March 27, 2014, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Anders Sodergren (UNIVERSITY OF COPENHAGEN) 
Poisson statistics and the value distribution of the Epstein zeta function 

March 26, 2014, 3:00 PM at Science Center 507 
LOGIC COLLOQUIUM 
Ralf Schindler (UNIVERSITY OF MüNSTER) 
Martin's Maximum with an asterix 

March 26, 2014, 4:00 PM at Logic Center, 2 Arrow St, Rm 420 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Tom Church (STANFORD & MIT) 
Moebius functions and growth rates of groups 

March 26, 2014, 4:00 PM at Science Center 530 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Roya Beheshti (WASHINGTON UNIVERSITY IN ST. LOUIS) 
Spaces of rational curves on Fano hypersurfaces 

March 25, 2014, 4:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Mohammed Abouzaid (COLUMBIA UNIVERSITY) 
Formality and Symplectic Khovanov Homology 

March 14, 2014, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Inna Zakharevich (INSTITUTE FOR ADVANCED STUDY) 
Filtering the Grothendieck ring of varieties 

March 13, 2014, 3:00  5:00 PM at Science Center 507 
HARVARD LOGIC COLLOQUIUM 
Paul Larson (MIAMI UNIVERSITY) 
Forcing axioms in ℙmax extensions 

March 12, 2014, 4:00  5:00 PM at 2 Arrow Street, Room #420 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Graphs with expansion < 8 

March 12, 2014, 4:00 PM at Science Center 530 
NUMBER THEORY SEMINAR 
Adriana Salerno (BATES COLLEGE) 
Effective computations in arithmetic mirror symmetry 

March 12, 2014, 3:00 PM at Sci Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Bangere Purnaprajna (UNIVERSITY OF KANSAS) 
Geometry of surfaces of general type 

March 11, 2014, 4:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Yaiza Canzani (HARVARD UNIVERSITY) 
Local geometry of the nodal sets of Laplace eigenfunctions 

March 10, 2014, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Lukas Brantner (HARVARD UNIVERSITY) 
Rezk's Congruence Criterion 

March 06, 2014, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Raman Parimala (EMORY UNIVERSITY) 
Hasse principle over function fields of complete discretely valued fields 

March 05, 2014, 3:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curt McMullen (HARVARD UNIVERSITY) 
Classification of graphs with small entropy 

March 05, 2014, 4:00 PM at Science Center 530 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Ravi Vakil (STANFORD UNIVERSITY) 
The Chow ring of the moduli space of genus 6 curves 

March 04, 2014, 4:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Hugh Woodin (HARVARD UNIVERSITY) 
The Continuum Hypothesis and the conception of mathematical infinity 

March 03, 2014, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Nathaniel Stapleton (MIT) 
The Morava Etheory of symmetric groups: character theory and Strickland's theorem 

February 27, 2014, 3:00  5:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
The curve complex of a directed graph 

February 26, 2014, 4:00 PM at Science Center 530 
NUMBER THEORY SEMINAR 
François Charles (MIT/UNIVERSITé D'ORSAY) 
Frobenius distribution and exceptional isogenies for pairs of elliptic curves over number fields 

February 26, 2014, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Andrew CottonClay (HARVARD UNIVERSITY) 
Weinstein Manifolds 

February 24, 2014, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Jen Hom (COLUMBIA UNIVERSITY) 
An infinite rank summand of topologically slice knots 

February 21, 2014, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
Power Operations in Ktheory 

February 20, 2014, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Joseph H. Silverman (BROWN UNIVERSITY) 
Canonical Heights, Nef Divisors, and the Arithmetic Complexity of Orbits 

February 19, 2014, 3:00  4:00 PM at Science Center 507 
HARVARD MATH & PHILOSOPHY LOGIC COLLOQUIUM 
Grigor Sargsyan (RUTGERS UNIVERSITY) 
Covering, core model induction and hod mice 

February 19, 2014, 4:00  5:30 PM at 2 Arrow Street, Room #420 
INFORMAL DYNAMICS AND GEOMETRY SEMINAR 
Curtis McMullen (HARVARD UNIVERSITY) 
Cliques and spectra of graphs 

February 19, 2014, 4:00 PM at Sci Center 530 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Tom Church (STANFORD UNIVERSITY) 
A survey of representation stability 

February 18, 2014, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Units in Morava Etheory 

February 13, 2014, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Kamal KhuriMakdisi (AMERICAN UNIVERSITY OF BEIRUT) 
Eisenstein series of weight 1 

February 12, 2014, 3:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curt McMullen (HARVARD UNIVERSITY) 
Optimal metrics on graphs 

February 12, 2014, 4:00 PM at Science Center 530 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Brendan Hassett (RICE UNIVERSITY) 
Families of fibrations of del Pezzo surfaces 

February 11, 2014, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
Drinfeld's shtukas and related ideas 

February 10, 2014, 3:00 PM at Science Center 507 
TRIVIAL NOTIONS SEMINAR 
Stergios Antonakoudis (HARVARD UNIVERSITY) 
Measured foliations and Riemann surfaces 

February 06, 2014, 12:00 PM at Science Center 112 
NUMBER THEORY SEMINAR 
Hossein Movasati (HARVARD UNIVERSITY) 
Modular forms for triangle groups 

February 05, 2014, 3:00 PM at Sci Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Tiankai Liu (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
On the CoolidgeNagata conjecture 

February 04, 2014, 3:00 PM at Science Center 507 
GAUGE THEORY AND TOPOLOGY SEMINAR 
Steven Sivek (PRINCETON UNIVERSITY) 
Sutured embedded contact homology is an invariant 

January 31, 2014, 3:30pm at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Alberto Lopez (TUFTS UNIVERSITY) 
TBA 

January 28, 2014, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Haynes Miller (MASSACHUSETTS INSTITUTE OF TECHNOLOGY) 
Dual BrownGitler spectra as projective covers 

December 12, 2013, 3:00  5:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Benedict Gross (HARVARD UNIVERSITY) 
On the arithmetic of hyperelliptic curves 

December 09, 2013, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Peter Ozsvath (PRINCETON UNIVERSITY) 
Bordered Floer homology and threemanifolds with torus boundary 

December 06, 2013, 3:30 PM at Science Center 507 
HARVARD/MIT LOGIC SEMINAR 
Sam Sanders (GHENT UNIVERSITY) 
Higherorder Reverse Mathematics: Where existence meets computation via infinitesimals 

December 06, 2013, 4:30  5:30 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Jack Thorne (HARVARD UNIVERSITY) 
The arithmetic of some nonhyperelliptic curves 

December 04, 2013, 3:00  4:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Giulio Tiozzo (YALE AND ICERM) 
Galois conjugates of entropies of quadratic maps 

December 04, 2013, 4:00 PM at Sci Center 507 
HARVARD/MIT LOGIC SEMINAR 
Lynn Scow (VASSAR COLLEGE) 


December 03, 2013, 4:30  5:30 PM at Science Center 507 
HARVARD/MIT LOGIC SEMINAR 
Brian Wynne (BARD COLLEGE AT SIMON'S ROCK) 
Upper products of existentially closed Abelian "groups 

November 26, 2013, 4:30  5:30 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Arul Shankar (HARVARD UNIVERSITY) 
Counting Binary cubic forms using geometryofnumbers techniques 

November 25, 2013, 3:00  4:00 PM at Science Center 507 
THURSDAY SEMINAR 
Aaron MazelGee (UC BERKELEY) 
GoerssHopkins obstruction theory for \inftycategories 

November 21, 2013, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
The work of Vincent Lafforgue on the Langlands conjecture for function fields **Repeat of Nov. 13 Number Theory Seminar** 

November 20, 2013, 2:00  3:00 PM at Science Center 232 
NUMBER THEORY SEMINAR 
Alexander Goncharov (YALE UNIVERSITY) 
Hodge symmetries 

November 20, 2013, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Diane Maclagan (WARWICK) 
The Cox ring of wonderful compactifications 

November 19, 2013, 3:00 PM at Science Center 507 
HARVARD MATHEMATICS AND PHILOSOPHY LOGIC SEMINAR 
Alexander S. Kechris (CALIFORNIA INSTITUTE OF TECHNOLOGY) 
Topological dynamics and ergodic theory of automorphism of groups of countable structures 

November 18, 2013, 5:30  6:30 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
ShingTung Yau (HARVARD UNIVERSITY) 
150 Years of Mathematics at Harvard 

November 18, 2013, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Christoph Keller (RUTGERS UNIVERSITY) 
Conformal Field Theories, Modular Forms and Geometry 

November 15, 2013, 1:30  2:30 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Eli Grigsby (BOSTON COLLEGE) 
Braids and sutured annular Khovanov homology 

November 15, 2013, 3:30  4:30 PM at Science Center 507 
HARVARD, BRANDEIS, MIT, NORTHEASTERN JOINT COLLOQUIUM AT HARVARD 
Sucharit Sarkar (PRINCETON UNIVERSITY) 
Jones polynomial, Khovanov homology, and beyond 

November 14, 2013, 4:30 PM at Science Center Hall A 
NUMBER THEORY SEMINAR 
Dennis Gaitsgory (HARVARD UNIVERSITY) 
The work of Vincent Lafforgue on the Langlands conjecture for function fields 

November 13, 2013, 4:15  5:15 PM at Science Center Hall E 
NUMBER THEORY SEMINAR 
Michael Harris (COLUMBIA UNIVERSITY) 
Special values of RankinSelberg tensor products for GL(n)xGL(m) 

November 13, 2013, 3:00  4:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Martin Bridgeman (BOSTON COLLEGE) 
The pressure metric for convex Anosov representations 

November 13, 2013, 4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Nathan Pflueger (HARVARD UNIVERSITY) 
BrillNoether theory in low codimension 

November 12, 2013, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT LOGIC SEMINAR 
Isaac Goldbring (UNIVERSITY OF ILLINOIS AT CHICAGO) 
A survey of the model theory of tracial von Neumann algebras 

November 11, 2013, 4:30 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Jon Bloom (MIT) 
The monopole category and invariants of bordered 3manifolds I 

November 08, 2013, 2:15  3:15 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
John Baldwin (BOSTON COLLEGE) 
The monopole category and invariants of bordered 3manifolds II 

November 08, 2013, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Soren Galatius (STANFORD UNIVERSITY) 
The BrownPeterson space BO/l_n 

November 07, 2013, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Jacob Tsimerman (HARVARD UNIVERSITY) 
The Geometry of the FreyMazur conjecture 

November 06, 2013, 3:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Kiran S. Kedlaya (UNIVERSITY OF CALIFORNIA AT SAN DIEGO) 
Locally analytic vectors from Galois representation: variations on CherbonnierColmez 

November 06, 2013, 2:00 PM at Science Center Hall A 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Yusuf Mustopa (NORTHEASTERN UNIVERSITY) 
Ulrich Sheaves and HigherRank BrillNoether Theory 

November 05, 2013, 3:00  4:00 PM at Science Center 507 
SPECIAL EVENT 
Simon Singh () 
The Simpsons and Their Mathematical Secrets 

November 04, 2013, 7:00 PM at Science Center Hall A 
JOINT BASIC NOTIONS AND INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Curt McMullen (HARVARD UNIVERSITY) 
The complex hyperbolic geometry of moduli space 

November 04, 2013, 3:00 PM at Science Center 507 
THURSDAY SEMINAR 
Michael Andrews (MIT) 
An infinite family in the homotopy groups of spheres 

October 31, 2013, 3:00  5:00 PM at Science Center 507 
INFORMAL DYNAMICS & GEOMETRY SEMINAR 
Eriko Hironaka (ICERM AND FLORIDA STATE UNIVERSITY) 
Towards a fibered face theory for free group automorphisms. 

October 30, 2013, 4:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Maarten Derickx (UNIVERSITY OF LEIDEN / UNIVERSITY OF BORDEAUX) 
Finding all points of degree < gonality on Y_1(N) 

October 30, 2013, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT LOGIC SEMINAR **NEW TIME & LOCATION** 
Spencer Breiner (CARNEGIE MELLON UNIVERSITY) 
A scheme construction for logic and model theory 

October 29, 2013, 5:00  6:00 PM at Science Center 232 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Margarida Melo (COIMBRA) 
Comparing Toroidal compactifications 

October 29, 2013, 3:00  4:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Ricardo Couso Santamaria (UNIVERSITY OF SANTIAGO DE COMPOSTELA) 
Resurgent transseries and the holomorphic anomaly 

October 29, 2013, 1:30 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Filippo Viviani (ROMA TRE) 
Tropicalizing vs Compactifying the Torelli Map 

October 29, 2013, 4:00  5:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Ke Zhu (HARVARD UNIVERSITY) 
Isometric embedding of Riemannian manifolds via the heat kernel 

October 25, 2013, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Mark Behrens (MIT) 
bo resolutions 

October 24, 2013, 3:00  5:00 PM at Science Center 07 
NUMBER THEORY SEMINAR 
Matthew Emerton (UNIVERSITY OF CHICAGO) 
Localglobal compatibility in the padic Langlands program 

October 23, 2013, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT LOGIC SEMINAR 
Cameron Donnay Hill (WESLEYAN UNIVERSITY) 
On Filters in Fraïssé Classes 

October 22, 2013, 4:30  5:30 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Alina Marian (NORTHEASTERN UNIVERSITY) 
The Chern classes of the Verlinde bundles 

October 22, 2013, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Hiro Tanaka (HARVARD UNIVERSITY) 
Factorization homology and link invariants 

October 21, 2013, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Cliff Taubes (HARVARD UNIVERSITY) 
Extensions of Uhlenbeck's compactness theorem for SL(2;C) connections in dimensions 3 and 4 

October 18, 2013, 3:30 PM at Science Center 507 
THURSDAY SEMINAR 
Mike Hopkins (HARVARD UNIVERSITY) 
BrownGitler spectra and E_2 algebras 

October 17, 2013, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Igor Rapinchuk (HARVARD UNIVERSITY) 
On Division Algebras with the same maximal subfields 

October 16, 2013, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT LOGIC SEMINAR 
Paul Christiano (UC BERKELEY) 
Probabilistic metamathematics and the definability of truth 

October 15, 2013, 4:30  5:30 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
BrownGitler spectra via Dieudonne theory III 

October 10, 2013, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Stefan Patrikis (HARVARD UNIVERSITY / MIT) 
Potential automorphy of regular selfdual motives 

October 09, 2013, 3:00  4:00 PM at Science Center 507 
THE HARVARD DEPT OF MATHEMATICS PRESENTS A SPECIAL SCREENING OF 
The Genius of Srinivasa Ramanujan () 


October 09, 2013, 7:30 PM at Science Center Hall C 
NUMBER THEORY SEMINAR 
Ken Ono (EMORY UNIVERSITY) 
Special functions and numbers related to mock modular forms 

October 09, 2013, 4:30 PM at Science Center, Hall E 
HARVARD MATHEMATICS AND PHILOSOPHY LOGIC COLLOQUIUM 
Rahim Moosa (UNIVERSITY OF WATERLOO) 
The Canonical Base Property and the Zilber Dichotomy Revisited 

October 08, 2013, 4:30  5:30 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Amnon Yekutieli (BEN GURION UNIVERSITY) 
Residues and Duality for Schemes and Stacks 

October 08, 2013, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
SiuCheong Lau (HARVARD UNIVERSITY) 
Cayley Graph and Mirror Symmetry 

October 04, 2013, 3:30  4:30 PM at Science Center 507 
TRIVIAL NOTIONS SEMINAR 
Francesco Cavazzani (HARVARD UNIVERSITY) 
ADE Singularities and Slodowy Slices 

October 03, 2013, 1:00  2:00 PM at Science Center 507 
THURSDAY SEMINAR 
Vesna Stojanoska (MIT) 
Dual BrownGitler spectra via realizability of unstable modules over the Steenrod algebra 

October 03, 2013, 3:00  5:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Keerthi Madapusi (HARVARD UNIVERSITY) 
The irreducibility of the moduli of polarized K3 surfaces 

October 02, 2013, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Montserrat Teixidor I Bigas (TUFTS UNIVERSITY) 
Vector bundles with fixed determinant and sections 

October 01, 2013, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
Artin Reciprocity via Algebraic KTheory 

September 30, 2013, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Goncalo Oliveira (IMPERIAL COLLEGE) 
Monopoles in Higher Dimensions 

September 27, 2013, 3:30  4:30 PM at Science Center 507 
TRIVIAL NOTIONS SEMINAR 
Justin Campbell (HARVARD UNIVERSITY) 
Geometric class field theory after Deligne 

September 26, 2013, 1:00 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
BrownGitler spectra via Dieudonne theory II 

September 26, 2013, 3:00 at Sci Center 507 
NUMBER THEORY SEMINAR 
Arul Shankar (HARVARD UNIVERSITY) 
The average 5Selmer rank of elliptic curves 

September 25, 2013, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Matthew Woolf (HARVARD UNIVERSITY) 
Effective and Nef Divisors on Moduli Spaces of OneDimensional Sheaves on the Projective Plane 

September 24, 2013, 3:00 PM at Science Center 507 
DIFFERENTIAL GEOMETRY SEMINAR 
Hossein Movasati (IMPA) 
A kind of modular form theory for CalabiYau varieties 

September 24, 2013, 1:30  3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Joe Harris (HARVARD UNIVERSITY) 
How flexible are curves in projective space? 

September 23, 2013, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Daniel Ruberman (BRANDEIS UNIVERSITY) 
Embeddings of nonorientable surfaces in M x I 

September 20, 2013, 3:30  4:30 PM at Science Center 507 
THURSDAY SEMINAR 
Jacob Lurie (HARVARD UNIVERSITY) 
BrownGitler spectra via Dieudonne theory 

September 19, 2013, 3:00  5:00 PM at Science Center 507 
TRIVIAL NOTIONS SEMINAR 
Eric Riedl (HARVARD UNIVERSITY) 
Complete Families of Smooth Curves 

September 19, 2013, 1:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Alex Kontorovich (YALE UNIVERSITY) 
LocalGlobal Principles in Orbits 

September 18, 2013, 3:00  4:00 PM at Science Center 507 
HARVARD/MIT ALGEBRAIC GEOMETRY SEMINAR 
Maksym Fedorchuk (BOSTON COLLEGE) 
Toward GIT stability of syzygies of canonical curves 

September 17, 2013, 3:00 PM at Science Center 507 
BASIC NOTIONS SEMINAR 
Alex Kontorovich (YALE UNIVERSITY) 
Levels of Distribution 

September 16, 2013, 3:00 PM at Science Center 507 
GAUGE THEORY & TOPOLOGY SEMINAR 
Hiro Tanaka (HARVARD UNIVERSITY) 
Lagrangian Cobordisms, Partially Wrapped Fukaya Categories, and a Functor Between Them 

September 13, 2013, 3:30  4:30 PM at Science Center 507 
TRIVIAL NOTIONS SEMINAR 
Tom Lovering (HARVARD UNIVERSITY) 
Lfunctions, Selmer Groups, and Modular Forms 

September 12, 2013, 1:00  2:00 PM at Science Center 507 
NUMBER THEORY SEMINAR 
Mark Kisin (HARVARD UNIVERSITY) 
Endomorphisms of abelian varieties and CM liftings 

September 11, 2013, 3:00  4:00 PM at Science Center 507 