Date 
Speaker  Seminar  Title 
Monday, July 15, 2019 Start: 11:00 AM
Location: 4866 East Hall * 
LCIT Discussion

Teaching Mathematics 
Reading Group Meeting 4: Hottinger chapters 1, 2 
Friday, July 26, 2019 Start: 12:00 PM
Location: 4866 East Hall * 
LCIT Discussion

Teaching Mathematics 
Reading Group Meeting 5: Hottinger chapters 3, 4 
Wednesday, August 07, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Francisco Arana Herrera Stanford 
RTG Seminar on Geometry, Dynamics and Topology 
Counting hyperbolic pair of pants decompositions with respect to lengths of individual cuffs 
Monday, August 12, 2019 Start: 9:30 AM
Location: 4866 East Hall * 
LCIT Discussion

Teaching Mathematics 
Reading Group Meeting 6: Hottinger chapters 5, 6 
Monday, August 12, 2019 Start: 2:00 PM
Location: 1866 East Hall * 
Paul Apisa Yale 
Topology 
What are affine invariant submanifolds? (and why to care!) 
Tuesday, August 13, 2019 Start: 11:00 AM
Location: 3088 East Hall * 
Chaya Norton University of Michigan 
RTG Seminar on Geometry, Dynamics and Topology 
Vector Bundles on a Riemann surface and Tyurin parameters 
Tuesday, August 27, 2019 Start: 1:00 PM
Location:1250 Undergraduate Science Building 

IBL Workshops/Lectures 
IBL Workshop 
Wednesday, August 28, 2019 Start: 1:00 PM
Location:1250 Undergraduate Science Building 

IBL Workshops/Lectures 
IBL Workshop 
Thursday, August 29, 2019 Start: 1:00 PM
Location:1250 Undergraduate Science Building 

IBL Workshops/Lectures 
IBL Workshop 
Wednesday, September 04, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Dominykas Norgilas UM 
Financial/Actuarial Mathematics 
Robust approach to pricing of American options 
Thursday, September 05, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Mel Hochster University of Michigan 
Commutative Algebra 
Organizational meeting 
Friday, September 06, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Jörn Zimmerling University of Michigan 
Applied Interdisciplinary Mathematics (AIM) 
Reducedorder modeling of wave equations for forward modeling and imaging 
Friday, September 06, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Gilyoung Cheong University of Michigan 
Combinatorics 
Cycle index and CohenLenstra distributions given by padic matrices 
Friday, September 06, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Johannes Nicaise Imperial/Leuven 
Algebraic Geometry 
Motivic specialization and rationality problems 
Monday, September 09, 2019 Start: 12:00 PM
Location: 335 West Hall * 
Jae Kyoung Kim Dept of Mathematical Sciences, KAIST, Korea 
Mathematical Biology 
Timeseries analysis of stochastic systems with hidden components 
Monday, September 09, 2019 Start: 3:00 PM
Location: 3096 East Hall * 

Student Combinatorics 
Student Combinatorics Planning Meeting 
Monday, September 09, 2019 Start: 3:00 PM
Location: 3866 East Hall * 

Student Dynamics 
Planning Meeting 
Monday, September 09, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Mikhail Hlushchanka UCLA 
Complex Analysis, Dynamics and Geometry 
Invariant graphs and their applications in complex dynamics 
Monday, September 09, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Guilherme Silva University of Michigan 
Integrable Systems and Random Matrix Theory 
Spectral curves and variational problems  an update 
Monday, September 09, 2019 Start: 5:00 PM
Location: 2866 East Hall 

Student Analysis 
Planning Meeting 
Monday, September 09, 2019 Start: 5:00 PM
Location: 3096 East Hall 
Debraj Chakrabarti Central Michigan University 
Operators in Complex Analysis 
An AlexanderPontrjagin type duality in the $L^2$ theory of the $\overline{\partial}$operator. 
Tuesday, September 10, 2019 Start: 11:30 AM
Location: 4866 East Hall * 
LCIT Discussion

Teaching Mathematics 
Learning Community on Inclusive Teaching Discussion 
Tuesday, September 10, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Farrah Yhee University of Michigan 
Student Commutative Algebra 
Planning Meeting 
Tuesday, September 10, 2019 Start: 3:00 PM
Location: 3866 East Hall 

Student Geometry/Topology 
Planning Meeting 
Wednesday, September 11, 2019 Start: 3:00 PM
Location: 3866 East Hall * 

Student Arithmetic 
Planning meeting 
Wednesday, September 11, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Emanuel Reinecke UM 
Algebraic Geometry 
The cohomology of moduli spaces of curves at infinite level 
Wednesday, September 11, 2019 Start: 4:00 PM
Location: 3866 East Hall 
Thang Nguyen U Michigan 
RTG Seminar on Geometry, Dynamics and Topology 
Ricci curvature for graphs and groups 
Thursday, September 12, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Eamon Quinlan University of Michigan 
Commutative Algebra 
BernsteinSato theory in positive characteristic 
Thursday, September 12, 2019 Start: 4:00 PM
Location: 4088 East Hall 
Tarek Elgindi UC San Diego 
Differential Equations 
Singularity formation for some Euler flows 
Thursday, September 12, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Bhargav Bhatt UM 
Arithmetic Geometry Learning 
Introduction to Condensed Mathematics 
Friday, September 13, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Evgueni Filipov Civil and Environmental Engineering, UM 
Applied Interdisciplinary Mathematics (AIM) 
Simulating elasticity and contact in origamiinspired structures 
Friday, September 13, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Brendon Rhoades UC San Diego 
Combinatorics 
Spanning subspace configurations 
Friday, September 13, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Jeffrey Meyer CSUSB 
Geometry 
Systole Growth Up Congruence Covers 
Friday, September 13, 2019 Start: 4:00 PM
Location: 2866 East Hall * 

Preprint Algebraic Geometry 
Organizational meeting 
Monday, September 16, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Alana Huszar UM 
Student Combinatorics 
Matroids I 
Monday, September 16, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Bradley Zykoski UM 
Student Dynamics 
Rational Billiards 
Monday, September 16, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Rachel Webb University of Michigan 
Geometry & Physics 
Virtual Cycle on the Moduli Space of Maps to a Complete Intersection 
Monday, September 16, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Gilyoung Cheong UM 
Student Algebraic Geometry 
The functor of points of a scheme 
Monday, September 16, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Sara Lapan UC Riverside 
Complex Analysis, Dynamics and Geometry 
Holomorphic dynamics near a fixed point in complex dimensions 2 and 3 
Monday, September 16, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Yuchen Liao University of Michigan 
Integrable Systems and Random Matrix Theory 
Number rigidity of eigenvalues of random Schrodinger operators 
Monday, September 16, 2019 Start: 5:00 PM
Location: 2866 East Hall 
Yuxin Wang University of Michigan 
Student Analysis 
Maximal Operators 
Monday, September 16, 2019 Start: 5:00 PM
Location: 3096 East Hall 
Luke Edholm University of Michigan 
Operators in Complex Analysis 
Spectral analysis of the Leray transform and the EulerMaclaurin formula 
Tuesday, September 17, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Janet Page University of Michigan 
Student Commutative Algebra 
Some combinatorial objects in commutative algebra 
Tuesday, September 17, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Sameer Kailasa UM 
Student Geometry/Topology 
Circles 
Tuesday, September 17, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Charlotte Chan Princeton University 
Colloquium Series 
Flag varieties and representations of padic groups 
Wednesday, September 18, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Alex Horawa UM 
Student Arithmetic 
The BSD Conjecture 
Wednesday, September 18, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Ruian Chen UM 
Student Homotopy Theory 
Invitation to the simplicial world 
Wednesday, September 18, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Alexander Smith Harvard 
Algebraic Geometry 
See colloquium talk 
Wednesday, September 18, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Shuoqing Deng UM 
Financial/Actuarial Mathematics 
Optimal consumption with reference to past spending maximum 
Wednesday, September 18, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Alexander Smith Harvard University 
Colloquium Series 
NT RTG Lectures I: $2^k$Selmer groups and Goldfeld's conjecture. 
Wednesday, September 18, 2019 Start: 4:00 PM
Location: 4088 East Hall * 
Alexander Volberg Michigan State University 
Analysis/Probability 
An unexpected combinatorial property of all planar measures 
Thursday, September 19, 2019 Start: 11:30 AM
Location:3088 East Hall 
Grace Ingermanson UM 
Special Events 
Thesis Defense: Cluster Algebras of Open Richardson Varieties 
Thursday, September 19, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Janet Page University of Michigan 
Commutative Algebra 
Measuring the Gorenstein property with the trace of the canonical module 
Thursday, September 19, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Ara Basmajian CUNY 
Topology 
Extremal length calculations and applications to the geodesic flow 
Thursday, September 19, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Alexander Horawa UM 
Arithmetic Geometry Learning 
Condensed abelian groups 
Friday, September 20, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Zhimin Zhang Wayne State University 
Applied Interdisciplinary Mathematics (AIM) 
Construction of H^2(curl) conforming elements and their application 
Friday, September 20, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Christopher Eur UC Berkeley 
Combinatorics 
Simplicial generation of Chow rings of matroids 
Friday, September 20, 2019 Start: 3:00 PM
Location: 4448 East Hall * 
Steve Kou Boston University 
Financial/Actuarial Mathematics 
A Theory of FinTech 
Friday, September 20, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Krishnan Shankar U Oklahoma/NSF 
Geometry 
Recent developments in nonnegative sectional curvature 
Friday, September 20, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Alexander Smith Harvard University 
Group, Lie and Number Theory 
NT RTG Lectures II: Governing fields and statistics for 8class ranks 
Friday, September 20, 2019 Start: 4:00 PM
Location: 1084 East Hall * 

Student AIM Seminar 
Planning meeting 
Friday, September 20, 2019 Start: 4:00 PM
Location: 1068 East Hall * 
Brandon Carter Google 
Junior Colloquium Series 
Life of a Software Engineer (Invitation to Industry Series) 
Saturday, September 21, 2019 Start: 10:30 AM
Location:B844 East Hall 

Special Events 
Michigan Algebra and Number Theory Intercity Symposium 
Monday, September 23, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Will Dana UM 
Student Combinatorics 
Matroids II: Representability and the Curse of the Forbidden Minors 
Monday, September 23, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Mark Greenfield UM 
Student Dynamics 
A first look at the Mandelbrot set 
Monday, September 23, 2019 Start: 4:00 PM
Location: 4088 East Hall * 
Alexander Smith Harvard University 
Group, Lie and Number Theory 
NT RTG Lectures III: Sums of cocycles in collections of twists 
Monday, September 23, 2019 Start: 4:00 PM
Location: B745 East Hall * 

Student Algebraic Geometry 
Planning Meeting 
Monday, September 23, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Alex Kapiamba U(M) 
Complex Analysis, Dynamics and Geometry 
The Yoccoz inequality and parabolic implosion 
Monday, September 23, 2019 Start: 5:00 PM
Location: 2866 East Hall 
Yuchen Liao University of Michigan 
Student Analysis 
Traces and Fredholm determinants of Hilbert space operators 
Monday, September 23, 2019 Start: 5:00 PM
Location: 3096 East Hall 
Alex Izzo Bowling Green State University 
Operators in Complex Analysis 
Gleason parts in hulls with no analytic discs 
Monday, September 23, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Shubhodip Mondal UM 
Chromatic Homotopy Theory 
Planning meeting. 
Tuesday, September 24, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Alexander Smith Harvard University 
Group, Lie and Number Theory 
NT RTG Lectures IV 
Tuesday, September 24, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Nicholas Wawrykow UM 
Student Geometry/Topology 
Configuration Spaces 
Tuesday, September 24, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Ioannis Karatzas Columbia University 
Colloquium Series 
Van Eenam Lecture #1: Mathematical Aspects of Arbitrage 
Wednesday, September 25, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Ilia Nekrasov UM 
Student Arithmetic 
Coleman Integration 
Wednesday, September 25, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Montek Gill University of Michigan 
Student Homotopy Theory 
An introduction to infinitycategories 
Wednesday, September 25, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Shizhang Li UM 
Algebraic Geometry 
On rigid varieties with projective reduction 
Wednesday, September 25, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Ioannis Karatzas Columbia University 
Financial/Actuarial Mathematics 
Van Eenam Lecture #2: Conservative Diffusion as Entropic Gradient Flow 
Wednesday, September 25, 2019 Start: 4:00 PM
Location: 3866 East Hall 
Salman Siddiqi U Michigan 
RTG Seminar on Geometry, Dynamics and Topology 
Correlation decay for some isometric extensions of Anosov flows 
Thursday, September 26, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Mel Hochster University of Michigan 
Commutative Algebra 
An Overview of Tight Closure Theory I 
Thursday, September 26, 2019 Start: 4:00 PM
Location: 4088 East Hall 
Jordan Keller Harvard, Black Hole Initiative, Cambridge MA 
Differential Equations 
Evaluating Quasilocal Angular Momentum and CenterofMass at Null Infinity 
Thursday, September 26, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Ioannis Karatzas Columbia University 
Financial/Actuarial Mathematics 
Van Eenam Lecture #3: The HarrisonShepp Equation and some of Its Offspring 
Thursday, September 26, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Zili Zhang UM 
Arithmetic Geometry Learning 
Cohomology 
Friday, September 27, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Evgeniy Khain Oakland University 
Applied Interdisciplinary Mathematics (AIM) 
Levitating granular cluster: typical behavior and noiseinduced rare events

Friday, September 27, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Hanbaek Lyu UCLA 
Combinatorics 
Phase transition in random contingency tables with nonuniform margins 
Friday, September 27, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Alastair Fletcher Northern Illinois University 
Geometry 
Generalized Derivatives 
Friday, September 27, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Devlin Mallory UM 
Preprint Algebraic Geometry 
Successive minima of line bundles, following Ambro and Ito 
Friday, September 27, 2019 Start: 4:00 PM
Location: 3088 East Hall 
Samuel Hansen U Michigan Math Library 
Junior Colloquium Series 
Introduction to the Library or how your librarian can make your research easier and better and more fun 
Monday, September 30, 2019 Start: 11:00 AM
Location: 3866 East Hall * 
Andrew Snowden UM 
Representation Stability 
Ideals stable under the infinite symmetric group, Part I 
Monday, September 30, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Gilyoung Cheong

Student Combinatorics 
Random characteristic polynomials converge to random permutations 
Monday, September 30, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Karen Butt UM 
Student Dynamics 
Boundary Rigidity 
Monday, September 30, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Yingchun Zhang UM 
Geometry & Physics 
Open GromovWitten Theory of Toric CalabiYau 3folds and QuasiSiegel Modular Forms 
Monday, September 30, 2019 Start: 4:00 PM
Location: B737 East Hall * 
Rishi Sonthalia University of Michigan 
Student AIM Seminar 
Metric Constrained Problems 
Monday, September 30, 2019 Start: 4:00 PM
Location: B745 East Hall * 
James Hotchkiss UM 
Student Algebraic Geometry 
Stable vector bundles on curves 
Monday, September 30, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Vefa Goksel UWisconsin 
Complex Analysis, Dynamics and Geometry 
Misiurewicz polynomials and irreducibility 
Monday, September 30, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Asad Lodhia University of Michigan 
Integrable Systems and Random Matrix Theory 
Covariance Kernel for HalfHeavy Random Matrix Eigenvalues 
Monday, September 30, 2019 Start: 5:00 PM
Location: 2866 East Hall 
Malavika Mukundan University of Michigan 
Student Analysis 
The Invariant Subspace Problem 
Monday, September 30, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Bogdan Zavyalov Stanford/UM 
Chromatic Homotopy Theory 
Lazard's theorem. 
Tuesday, October 01, 2019 Start: 11:30 AM
Location: 4866 East Hall * 
LCIT Discussion

Teaching Mathematics 
Learning Community on Inclusive Teaching Discussion 
Tuesday, October 01, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Zhou Fang University of Michigan Ann Arbor 
Student Commutative Algebra 
Basic facts of tight closure theory 
Tuesday, October 01, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Bradley Zykoski UM 
Student Geometry/Topology 
Retracting the moduli space of curves 
Tuesday, October 01, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Alex Perry IAS, Princeton 
Colloquium Series 
Derived categories of cubic fourfolds and their geometric applications 
Wednesday, October 02, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Andy Gordon UM 
Student Arithmetic 
Integer Binary Quadratic Forms 
Wednesday, October 02, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Benjamin Riley University of Michigan 
Student Homotopy Theory 
A Spectrum of Spectra 
Wednesday, October 02, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Alex Perry IAS 
Algebraic Geometry 
The integral Hodge conjecture for CY2 categories 
Wednesday, October 02, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Justin Sirignano UIUC 
Financial/Actuarial Mathematics 
Deep Learning: Applications and Asymptotics 
Wednesday, October 02, 2019 Start: 4:00 PM
Location: 3866 East Hall 
Mitul Islam U Michigan 
RTG Seminar on Geometry, Dynamics and Topology 
Convex cocompact actions of relatively hyperbolic groups 
Thursday, October 03, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Mel Hochster University of Michigan 
Commutative Algebra 
An Overview of Tight Closure Theory II 
Thursday, October 03, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Sayantan Khan University of Michigan 
Topology 
A tour through the proof of Margulis Superrigidity 
Thursday, October 03, 2019 Start: 4:00 PM
Location: 4088 East Hall 
Bjoern Bringmann UCLA 
Differential Equations 
Almost sure scattering for the energycritical nonlinear wave equation

Thursday, October 03, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Andrew Snowden UM 
Arithmetic Geometry Learning 
Locally compact abelian groups 
Friday, October 04, 2019 Start: 2:30 PM
Location: B844 East Hall * 
Dimitri Bianco Santander Bank 
Quant Program Practitioner 
Careers in Quantitative Finance 
Friday, October 04, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Giovanni Russo University of Catania and University of Michigan 
Applied Interdisciplinary Mathematics (AIM) 
Multiscale numerical modeling of sorption kinetics 
Friday, October 04, 2019 Start: 3:00 PM
Location: 4096 East Hall 
David Galvin University of Notre Dame 
Combinatorics 
Total nonnegativity of some combinatorial matrices 
Friday, October 04, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Rita Gitik UM 
Geometry 
On Geodesic Triangles in the Hyperbolic Plane

Friday, October 04, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Shubhodip Mondal UM 
Preprint Algebraic Geometry 
A stacky approach to crystals, following Drinfeld 
Friday, October 04, 2019 Start: 4:00 PM
Location: 3088 East Hall 
Peter Miller University of Michigan 
Junior Colloquium Series 
Solitons, Integrable Systems, and Asymptotics (Research at Michigan Series) 
Monday, October 07, 2019 Start: 11:00 AM
Location: 3866 East Hall * 
Andrew Snowden UM 
Representation Stability 
Ideals stable under the infinite symmetric group, Part II 
Monday, October 07, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Robert Cochrane

Student Combinatorics 
Quivers and Their Path Algebras 
Monday, October 07, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Alex Kapiamba UM 
Student Dynamics 
The Mandelbrot set and local connectivity 
Monday, October 07, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Shuyang Cheng University of Michigan 
RTG Seminar on Number Theory 
An elementary introduction to the Selberg trace formula 
Monday, October 07, 2019 Start: 4:00 PM
Location: B737 East Hall * 
Christiana Mavroyiakoumou University of Michigan 
Student AIM Seminar 
Membrane flutter in inviscid fluid flow 
Monday, October 07, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Reebhu Bhattacharyya UM 
Student Algebraic Geometry 
Resolution of singularities 
Monday, October 07, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Roland Roeder IUPUI 
Complex Analysis, Dynamics and Geometry 
A new equidistribution theorem on parameter space 
Monday, October 07, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Ahmad Barhoumi IUPUI 
Integrable Systems and Random Matrix Theory 
Generalized Jacobi Polynomials on a Cross 
Monday, October 07, 2019 Start: 4:10 PM
Location: 4088 East Hall * 
Nate Harman The University of Chicago 
Group, Lie and Number Theory 
Infinite Rank Superrigidity 
Monday, October 07, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Jack Carlisle UM 
Chromatic Homotopy Theory 
Complex oriented cohomology and complex cobordism. 
Tuesday, October 08, 2019 Start: 11:30 AM
Location:4866 East Hall 

Special Events 
IBL Lunch 
Tuesday, October 08, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Jack Carlisle UM 
Student Geometry/Topology 
Equivariant Bordism I: The Topological Perspective 
Tuesday, October 08, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Michael Lipnowski McGill University 
Colloquium Series 
Algorithms for covering by balls 
Wednesday, October 09, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Yiwang Chen UM 
Student Arithmetic 
A very very brief introduction to trace formula 
Wednesday, October 09, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Jack Carlisle University of Michigan 
Student Homotopy Theory 
Equivariant Bordism II: The Homotopical Perspective 
Wednesday, October 09, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Karl Schwede Utah 
Algebraic Geometry 
Inversion of adjunction for a mixed characteristic version of multiplier and adjoint ideals 
Wednesday, October 09, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Dave Goldberg Cornell 
Financial/Actuarial Mathematics 
Beating the curse of dimensionality in options pricing and optimal stopping 
Wednesday, October 09, 2019 Start: 4:00 PM
Location: 3866 East Hall 
Linh Truong IAS 
RTG Seminar on Geometry, Dynamics and Topology 
The homology cobordism group and involutive Heegaard Floer homology 
Thursday, October 10, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Farrah Yhee University of Michigan 
Commutative Algebra 
A counterexample to the existence of Ulrich modules 
Thursday, October 10, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Linh Truong IAS, Princeton 
Colloquium Series 
Homology spheres, knots, and cobordisms 
Thursday, October 10, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Shizhang Li UM 
Arithmetic Geometry Learning 
Solid abelian groups, I 
Friday, October 11, 2019 Start: 2:30 PM
Location: B844 East Hall * 
Steve Schmitt Susquehanna International Group 
Quant Program Practitioner 
Quantitative Research with SIG 
Friday, October 11, 2019 Start: 3:00 PM
Location: 1084 East Hall 
David Nordsletten University of Michigan, Biomedical Engineering and Cardiac Surgery 
Applied Interdisciplinary Mathematics (AIM) 
Flow, turbulence, fluidstructure interaction, and the mathematics of the heart 
Friday, October 11, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Emily Barnard De Paul University 
Combinatorics 
Graph Associahedra and the Poset of Maximal Tubings 
Friday, October 11, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Emanuel Reinecke UM 
Preprint Algebraic Geometry 
GrothendieckLefschetz for vector bundles, following Cesnavicus 
Friday, October 11, 2019 Start: 4:00 PM
Location: 1068 East Hall * 
Chris Hammond Susquehanna International Group 
Junior Colloquium Series 
The Challenges of Applying Machine Learning to High Frequency Trading (Invitation to Industry series) 
Monday, October 14, 2019


Integrable Systems and Random Matrix Theory 
Fall Break, no seminar 
Tuesday, October 15, 2019

Fall Break

Colloquium Series 
Fall Break 
Wednesday, October 16, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Lara Du UM 
Student Arithmetic 
Newton Polygon 
Wednesday, October 16, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Haoyang Guo University of Michigan 
Student Homotopy Theory 
Topological Hochschild homology 
Wednesday, October 16, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Margaret Bilu New York University 
Algebraic Geometry 
Motivic Euler products in motivic statistics 
Thursday, October 17, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Devlin Mallory University of Michigan 
Commutative Algebra 
Triviality of jet closures and the local isomorphism problem 
Thursday, October 17, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Jenya Sapir SUNY Binghamton 
Topology 
Tessellations from long geodesics on surfaces 
Thursday, October 17, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Aaron Pollack Duke University 
Colloquium Series 
Modular forms on exceptional groups

Friday, October 18, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Abbie Jacobs University of Michigan, School of Information and Complex Systems 
Applied Interdisciplinary Mathematics (AIM) 
Understanding social processes with empirical design and statistical inference (or, social networks, data, and you) 
Friday, October 18, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Jake Levinson University of Washington 
Combinatorics 
A topological proof of the ShapiroShapiro Conjecture 
Friday, October 18, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Sebastien Vasey Harvard University 
Colloquium Series 
Stability theory generalized to accessible categories 
Friday, October 18, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
John Hubbard Cornell/Marseille 
Geometry 
A new construction of pseudoAnosov mappings 
Monday, October 21, 2019 Start: 11:00 AM
Location: 3866 East Hall * 
Ilia Nekrasov UM 
Representation Stability 
Bounds on the defining equations of secant varieties to Grassmannians, and similar varieties 
Monday, October 21, 2019 Start: 12:00 PM
Location: 335 West Hall * 
Nigel Goldenfeld Univ of Illinois UrbanaChampaign Dept of Physics 
Mathematical Biology 
Stochastic Turing Patterns in Oceans, Brains and Biofilms 
Monday, October 21, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Yutong Li

Student Combinatorics 
Tokuyama's Formula and Ice Models 
Monday, October 21, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Sayantan Khan UM 
Student Dynamics 
Counting orbit points and PattersonSullivan measures 
Monday, October 21, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Michal Zydor University of Michigan 
RTG Seminar on Number Theory 
Integral quadratic forms, theta series and modular forms 
Monday, October 21, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Shuai Wang Columbia University 
Geometry & Physics 
Relative GromovWitten theory and vertex operators 
Monday, October 21, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Will Dana UM 
Student Algebraic Geometry 
A Biased Introduction to Weighted Projective Space 
Monday, October 21, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Jeffrey Diller University of Notre Dame 
Complex Analysis, Dynamics and Geometry 
A transcendental dynamical degree 
Monday, October 21, 2019 Start: 4:10 PM
Location: 4088 East Hall * 
Isabel Vogt Stanford University 
Group, Lie and Number Theory 
Low degree points on curves 
Monday, October 21, 2019 Start: 5:00 PM
Location: 2866 East Hall 
Yueqiao Wu University of Michigan 
Student Analysis 
The Complex MongeAmpère Equation 
Monday, October 21, 2019 Start: 5:00 PM
Location: 3096 East Hall 
Yunus Zeytuncu University of MichiganDearborn 
Operators in Complex Analysis 
An Analog of the Weyl Law for the Kohn Laplacian on CR Manifolds 
Monday, October 21, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Shubhodip Mondal UM 
Chromatic Homotopy Theory 
Homology of MU, complex orientation and statement of Quillen's theorem. 
Tuesday, October 22, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Eric Canton University of Michigan 
Student Commutative Algebra 
FWords 
Tuesday, October 22, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Harry Richman UM 
Student Geometry/Topology 
What is the Jacobian of a curve? 
Tuesday, October 22, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Sam Payne University of Texas at Austin 
Colloquium Series 
Tropical curves, graph homology, and top weight cohomology of M_g 
Wednesday, October 23, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Jason Liang UM 
Student Arithmetic 
QRational Equivalences Between Curves 
Wednesday, October 23, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Angela Maennela University of Michigan 
Student Homotopy Theory 
Characteristic classes 
Wednesday, October 23, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Yunqing Tang IAS 
Algebraic Geometry 
Picard ranks of reductions of K3 surfaces over global fields 
Wednesday, October 23, 2019 Start: 4:00 PM
Location: 3866 East Hall 
Aaron Calderon Yale 
RTG Seminar on Geometry, Dynamics and Topology 
Measured laminations in flat and hyperbolic geometry 
Thursday, October 24, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Zhan Jiang University of Michigan 
Commutative Algebra 
This talk is postponed because of the CRLT presentation 35. No seminar this week. 
Thursday, October 24, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Shizhang Li UM 
Arithmetic Geometry Learning 
Solid abelian groups, II 
Thursday, October 24, 2019 Start: 5:00 PM
Location: 335 West Hall * 
Aaron Calderon Yale 
Topology 
(SPECIAL TIME AND PLACE) New coordinates for Teichmüller space and applications to flat and hyperbolic geometry 
Thursday, October 24, 2019 Start: 5:30 PM
Location: LSA3254 * 
Mark Schmude MSCI 
Quant Program Practitioner 
MSCI 
Friday, October 25, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Hanliang Guo University of Michigan 
Applied Interdisciplinary Mathematics (AIM) 
Building towards a scalable computational framework of ciliaryflow in complex geometries 
Friday, October 25, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Alexander Garver University of Michigan 
Combinatorics 
Chapoton triangles and nonkissing complexes 
Friday, October 25, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Nikhil Savale Univ. of Cologne 
Geometry 
Spectrum and abnormals in subRiemannian geometry 
Friday, October 25, 2019 Start: 3:00 PM
Location:2866 East Hall 
Jack Burkart Stony Brook University 
Special Events 
Dimension in Holomorphic Dynamics 
Friday, October 25, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Ben Schmidt MSU 
Geometry 
Preserve one, preserve all 
Friday, October 25, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Bogdan Zavyalov Stanford/UM 
Preprint Algebraic Geometry 
Purity for the Brauer group, following Cesnavicus 
Friday, October 25, 2019 Start: 4:00 PM
Location: 3088 East Hall 
Shravan Veerapaneni Michigan 
Junior Colloquium Series 
Fast and accurate methods for solving Stokes equations on moving domains (Research at Michigan Series) 
Monday, October 28, 2019 Start: 11:00 AM
Location: 3866 East Hall * 
Jenny Wilson UM 
Representation Stability 
The highdegree cohomology of SL_n(Z), Part I 
Monday, October 28, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Aidan Herderschee UM 
Student Combinatorics 
From Cluster Algebras to Polytopes and Beyond 
Monday, October 28, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Chris Zhang UM 
Student Dynamics 
Continued fractions and geodesics on hyperbolic surfaces 
Monday, October 28, 2019 Start: 4:00 PM
Location: B737 East Hall * 
William Clark University of Michigan 
Student AIM Seminar 
The Bouncing Penny and Nonholonomic Impacts 
Monday, October 28, 2019 Start: 4:00 PM
Location: 4088 East Hall * 
Tsachik Gelander Weizmann Institute of Science 
Colloquium Series 
Topological Complexity of Manifolds of Nonpositive Curvature 
Monday, October 28, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Carsten Sprunger UM 
Student Algebraic Geometry 
Using finite fields to answer questions over C: the AxGrothendieck theorem and more. 
Monday, October 28, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Jakob Hultgren University of Maryland 
Complex Analysis, Dynamics and Geometry 
The GromovWasserstein Problem for Vector Bundle Automorphisms 
Monday, October 28, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Yulia Bibilo IITP RAS 
Integrable Systems and Random Matrix Theory 
Bessel solutions of the Painlev\'e III equation in a model of Josephson junction 
Monday, October 28, 2019 Start: 5:00 PM
Location: 2866 East Hall 
Berkan Yilmaz University of Michigan 
Student Analysis 
A Short Introduction to Probability on Finite Groups 
Monday, October 28, 2019 Start: 5:00 PM
Location: 3096 East Hall 
James Heffers University of Michigan 
Operators in Complex Analysis 
Lelong Numbers of Currents on Multiprojective Spaces 
Monday, October 28, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Yunze Lu UM 
Chromatic Homotopy Theory 
Adams spectral sequence for MU. 
Tuesday, October 29, 2019 Start: 11:30 AM
Location: 4866 East Hall * 
LCIT Discussion

Teaching Mathematics 
Learning Community on Inclusive Teaching Discussion 
Tuesday, October 29, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Sridhar Venkatesh University of Michigan Ann Arbor 
Student Commutative Algebra 
An Introduction to Valuation Rings 
Tuesday, October 29, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Malavika Mukundan UM 
Student Geometry/Topology 
Discrete Morse Theory 
Tuesday, October 29, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Chelsea Walton University of Illinois 
Colloquium Series 
Quantum Symmetry 
Wednesday, October 30, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Angus Chung UM 
Student Arithmetic 
A brief introduction to modular forms 
Wednesday, October 30, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Yunze Lu University of Michigan 
Student Homotopy Theory 
Adams spectral sequence 
Wednesday, October 30, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Harold Blum University of Utah 
Algebraic Geometry 
Uniqueness of Kpolystable degenerations

Wednesday, October 30, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Thomas Bernhardt UM 
Financial/Actuarial Mathematics 
Tontines with bequest 
Thursday, October 31, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Alapan Mukhopadhyay University of Michigan 
Commutative Algebra 
Unramified algebras 
Thursday, October 31, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Sara Maloni University of Virginia 
Topology 
On typepreserving representations of thrice punctured projective plane group 
Thursday, October 31, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Jakub Witaszek UM 
Arithmetic Geometry Learning 
Analytic rings 
Friday, November 01, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Jun Zhang University of Michigan 
Applied Interdisciplinary Mathematics (AIM) 
Information geometry: geometrizing statistical inference 
Friday, November 01, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Christopher Ryba MIT 
Combinatorics 
Combinatorics via Deligne Categories 
Friday, November 01, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Kyler Siegel Columbia University 
Geometry 
Enumerative geometry of ellipsoids 
Friday, November 01, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Sanal Shivaprasad UM 
Preprint Algebraic Geometry 
Fundamental groups and path lifting for algebraic varieties, following Koll\'ar

Friday, November 01, 2019 Start: 4:00 PM
Location: 3088 East Hall 
Ralf Spatzier Michigan 
Junior Colloquium Series 
On rigidity properties in geometry and dynamics (Research at Michigan Series) 
Monday, November 04, 2019 Start: 11:00 AM
Location: 3866 East Hall * 
Jeremy Miller Purdue University 
Representation Stability 
Slope 1 homological stability for general linear groups 
Monday, November 04, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Jonathan Gerhard UM 
Student Combinatorics 
Graphs of Commutative Rings 
Monday, November 04, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Yuping Ruan UM 
Student Dynamics 
Anosov diffeomorphisms and Anosov flows 
Monday, November 04, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Wei Ho University of Michigan 
RTG Seminar on Number Theory 
Conjectures, heuristics, and theorems in arithmetic statistics 
Monday, November 04, 2019 Start: 4:00 PM
Location: B737 East Hall * 
Saibal De University of Michigan 
Student AIM Seminar 
Large scale simulation of nonsmooth dynamics in granular media 
Monday, November 04, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Jeremy Miller Purdue University 
Topology 
(SPECIAL DATE/TIME) Homological dimension of special linear groups of number rings 
Monday, November 04, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Jason Liang UM 
Student Algebraic Geometry 
Riemann surfaces 
Monday, November 04, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Jeremy Miller Purdue University 
Complex Analysis, Dynamics and Geometry 
[TOPOLOGY SEMINAR] Homological dimension of special linear groups of number rings 
Monday, November 04, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Tomas Berggren KTH, Stockholm 
Integrable Systems and Random Matrix Theory 
Domino tilings of the Aztec diamond with doubly periodic weightings 
Monday, November 04, 2019 Start: 4:10 PM
Location: 4088 East Hall * 
Carl WangErickson University of Pittsburgh 
Group, Lie and Number Theory 
Biordinary modular forms 
Monday, November 04, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Yunze Lu UM 
Chromatic Homotopy Theory 
Proof of Quillen's theorem. 
Tuesday, November 05, 2019 Start: 3:00 PM
Location: 1866 East Hall * 
Shigeyuki Kondo Nagoya University 
Algebraic Geometry 
The Leech lattice and K3 and Enriques surfaces (after Brandhorst and Shimada) 
Tuesday, November 05, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Karthik Ganapathy University of Michigan Ann Arbor 
Student Commutative Algebra 
Symbolic Powers and the containment problem 
Tuesday, November 05, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Feng Zhu UM 
Student Geometry/Topology 
Many roads lead to hyperbolic groups 
Tuesday, November 05, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Richard Rimanyi University of North Carolina 
Colloquium Series 
From counting partitions to the structure of motivic characteristic classes 
Wednesday, November 06, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
David Schwein UM 
Student Arithmetic 
Automorphic Representations 
Wednesday, November 06, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Jack Carlisle University of Michigan 
Student Homotopy Theory 
Complex oriented equivariant cohomology 
Wednesday, November 06, 2019 Start: 3:20 PM
Location:Common Room East Hall 

Special Events 
Cake Time 
Wednesday, November 06, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Richard Rimanyi University of North Carolina 
Algebraic Geometry 
Schubert calculus in equivariant elliptic cohomology 
Wednesday, November 06, 2019 canceled Start: 4:00 PM
Location: 3866 East Hall 
Clark Butler IAS 
RTG Seminar on Geometry, Dynamics and Topology 
TBA 
Wednesday, November 06, 2019 Start: 6:00 PM
Location:1324 East Hall 
Roger Nelsen Lewis & Clark College 
Special Events 
Public lecture: Democracy Inaction: why our elections are unfair 
Thursday, November 07, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Michael Perlman University of Notre Dame 
Commutative Algebra 
Lyubeznik numbers for Pfaffian rings 
Thursday, November 07, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Feng Zhu University of Michigan 
Topology 
A higherrank analogue of geometric finiteness 
Thursday, November 07, 2019 Start: 4:00 PM
Location: 4088 East Hall 
Olivier Lafitte University of Paris 13 and CNRS 
Differential Equations 
Linear stability of fronts for the ZND detonation profile 
Thursday, November 07, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Haoyang Guo UM 
Arithmetic Geometry Learning 
Review of duality in coherent cohomology 
Friday, November 08, 2019 Start: 12:00 AM
Location: 3866 East Hall * 
Martin Bobb U Texas 
Geometry 
Codimension1 flats in divisible convex projective domains

Friday, November 08, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Robert McCann University of Toronto 
Applied Interdisciplinary Mathematics (AIM) 
When do interacting particles gravitate to the vertices of a regular simplex? 
Friday, November 08, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Bruce Sagan Michigan State University 
Combinatorics 
Combinatorial and algebraic interpretations of Lucas analogues 
Friday, November 08, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Rachel Webb UM 
Preprint Algebraic Geometry 
Functorial embedded resolution via weighted blowings up, following Abramovich, Temkin, and Wlodarczyk 
Friday, November 08, 2019 Start: 4:00 PM
Location: 1068 East Hall * 
David Renardy Two Six Labs 
Junior Colloquium Series 
Mathematics and Cyber Security (Invitations to Industry Series) 
Monday, November 11, 2019 Start: 11:00 AM
Location: 3866 East Hall * 
Jenny Wilson UM 
Representation Stability 
The highdegree cohomology of SL_n(Z), Part II 
Monday, November 11, 2019 Start: 12:00 PM
Location: 335 West Hall * 
Matthew O'Meara Dept of Computational Medicine & Bioinformatics, University of Michigan 
Mathematical Biology 
Experimental Design for Large Scale Virtual Screening 
Monday, November 11, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Multiple Speakers

Student Combinatorics 
Bring Your Work to Work Day 
Monday, November 11, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Mitul Islam UM 
Student Dynamics 
Random walks on word hyperbolic groups 
Monday, November 11, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Karol Koziol University of Michigan 
RTG Seminar on Number Theory 
The padic Local Langlands Correspondence for GL_2(Q_p) 
Monday, November 11, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Sridhar Venkatesh UM 
Student Algebraic Geometry 
Geometric invariant theory 
Monday, November 11, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Kostas Tsouvalas U(M) 
Complex Analysis, Dynamics and Geometry 
Borel Anosov groups in even dimensions 
Monday, November 11, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Antonio Auffinger Northwestern University 
Integrable Systems and Random Matrix Theory 
Counting saddles in high dimensions 
Monday, November 11, 2019 Start: 4:10 PM
Location: 4088 East Hall * 
Brian Hwang Cornell University 
Group, Lie and Number Theory 
Largescale phenomena for automorphic forms, nonabelian class field theory, and a question of Greenberg 
Monday, November 11, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Attilio Castano UM 
Chromatic Homotopy Theory 
Formal Groups, heights, Stratification of M_FG. 
Tuesday, November 12, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Yueqiao Wu UM 
Student Geometry/Topology 
Kstability for differential geometers 
Tuesday, November 12, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Benoit Pausader Brown University 
Colloquium Series 
Asymptotic stability of the Minkowski space for the EinteinKleinGordon equation. 
Wednesday, November 13, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Patrick Kelley UM 
Student Arithmetic 
Mock Modular Forms 
Wednesday, November 13, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Yunze Lu University of Michigan 
Student Homotopy Theory 
Kervaire invariant one problem 
Wednesday, November 13, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Junliang Shen MIT 
Algebraic Geometry 
Hitchin systems, hyperKaehler geometry, and the P=W conjecture 
Wednesday, November 13, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Bin Zou University of Connecticut 
Financial/Actuarial Mathematics 
Optimal Bookmaking 
Wednesday, November 13, 2019 Start: 4:00 PM
Location: 3866 East Hall 
Ben Dozier Stony Brook 
RTG Seminar on Geometry, Dynamics and Topology 
Compactifications of spaces of Riemann surfaces and translation surfaces 
Thursday, November 14, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Karen Smith University of Michigan 
Commutative Algebra 
NonCommutative Resolution of Singularities

Thursday, November 14, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Ben Dozier Stony Brook 
Topology 
Translation surfaces with multiple short saddle connections 
Thursday, November 14, 2019 Start: 4:00 PM
Location: 4088 East Hall 
Beatrice Bonga Perimeter Institute for Theoretical Physics, Waterloo, Canada 
Differential Equations 
Angular momentum radiated by electromagnetic versus gravitational waves 
Thursday, November 14, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Bogdan Zavyalov Stanford/UM 
Arithmetic Geometry Learning 
Solid Amodules 
Friday, November 15, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Doug Wright Drexel University 
Applied Interdisciplinary Mathematics (AIM) 
Traveling waves in diatomic FPUT lattices 
Friday, November 15, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Terrence George Brown University 
Combinatorics 
Spectra of biperiodic planar networks 
Friday, November 15, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Spencer Dowdall Vanderbilt University 
Geometry 
Spencer Dowdall (Vanderbilt): Discretely shrinking targets in moduli space 
Friday, November 15, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Jakub Witaszek UM 
Preprint Algebraic Geometry 
Nearby cycles and semipositivity in positive characteristic, following Langer 
Friday, November 15, 2019 Start: 4:00 PM
Location: 3088 East Hall 
Asaf Cohen Michigan 
Junior Colloquium Series 
Stochastic processes, control problems, and games (Research at Michigan Series) 
Monday, November 18, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Harry Richman UM 
Student Combinatorics 
Effective resistance, spanning trees, and seriesparallel networks 
Monday, November 18, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
(No meeting)

Student Dynamics 

Monday, November 18, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Tasho Kaletha University of Michigan 
RTG Seminar on Number Theory 
Introduction to BruhatTits theory 
Monday, November 18, 2019 Start: 4:00 PM
Location: B737 East Hall * 
Jack Wakefield University of Michigan 
Student AIM Seminar 
Incorporating Driver Variation into Scalar PDE Traffic Models 
Monday, November 18, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Swaraj Pande UM 
Student Algebraic Geometry 
Characteristic p algebraic geometry 
Monday, November 18, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Nicholas McCleerey Northwestern University 
Complex Analysis, Dynamics and Geometry 
Regularity of Geodesics of Kahler Metrics 
Monday, November 18, 2019 Start: 4:10 PM
Location: 4088 East Hall * 
Yuan Liu University of Michigan 
Group, Lie and Number Theory 
Heuristics on the distribution of Galois groups of unramified extensions 
Monday, November 18, 2019 Start: 5:00 PM
Location: 2866 East Hall 
Anthony Della Pella University of Michigan 
Student Analysis 
Approximation via Partition Functions and the Interpolation Method 
Monday, November 18, 2019 Start: 5:00 PM
Location: 3096 East Hall 
Luke Edholm University of Michigan 
Operators in Complex Analysis 
Irregularities of the Bergman projection and substitute operators 
Monday, November 18, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Ruian Chen UM 
Chromatic Homotopy Theory 
Classification of Formal group laws, Modules over M_FG and Landwebers theorem. 
Tuesday, November 19, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Lukas Scheiwiller University of Michigan 
Student Commutative Algebra 
Introduction to CohenMacaulay rings 
Tuesday, November 19, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Sayantan Khan UM 
Student Geometry/Topology 
A proof of Mostow rigidity 
Tuesday, November 19, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Vladimir Sverak University of Minnesota 
Colloquium Series 
PDE aspects of fluid flows and simpler models 
Wednesday, November 20, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Bogdan Zavyalog Stanford University 
Student Arithmetic 
Etale Cohomology and Weil Conjectures 
Wednesday, November 20, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Yunze Lu University of Michigan 
Student Homotopy Theory 
Kervaire invariant one problem continued 
Wednesday, November 20, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Aaron Pixton MIT/University of Michigan 
Algebraic Geometry 
Kappa rings and boundary vanishing 
Wednesday, November 20, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Nicolas Hernandez UM 
Financial/Actuarial Mathematics 
An adverse selection approach to power pricing 
Wednesday, November 20, 2019 Start: 4:00 PM
Location: 3866 East Hall 
Ilya Khayutin Northwestern 
RTG Seminar on Geometry, Dynamics and Topology 
Ilya Khayutin (Northwestern): Periodic Geodesics on the Modular Curve: From Linnik to Duke 
Thursday, November 21, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Monica Lewis University of Michigan 
Commutative Algebra 
Frobenius actions and the closed support problem 
Thursday, November 21, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Ilya Khayutin Northwestern 
Topology 
Nonaccumulation of periodic torus orbits 
Thursday, November 21, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Serin Hong UM 
Arithmetic Geometry Learning 
Globalization 
Friday, November 22, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Alex Hening Tufts University 
Applied Interdisciplinary Mathematics (AIM) 
Harvesting of populations in stochastic environments 
Friday, November 22, 2019 Start: 3:00 PM
Location: 4096 East Hall 
Helen Jenne University of Oregon 
Combinatorics 
Combinatorics of the doubledimer model 
Friday, November 22, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Didac MartinezGranado Indiana University 
Geometry 
From curves to currents 
Friday, November 22, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Shizhang Li UM 
Preprint Algebraic Geometry 
Parallel transport for vector bundles on padic varieties, following Deninger and Werner 
Friday, November 22, 2019 Start: 4:00 PM
Location: 3088 East Hall 
Kartik Prasanna Michigan 
Junior Colloquium Series 
Arithmetic of algebraic cycles (Research at Michigan Series) 
Monday, November 25, 2019 Start: 11:00 AM
Location: 3866 East Hall * 
Andrew Snowden UM 
Representation Stability 
Periodicity in the cohomology of finite general linear groups via qdivided powers 
Monday, November 25, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Gilyoung Cheong UM 
Student Combinatorics 
Pólya theory 
Monday, November 25, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Salman Siddiqi UM 
Student Dynamics 
Measures and foliations in dynamical systems 
Monday, November 25, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Bhargav Bhatt University of Michigan 
RTG Seminar on Number Theory 
padic cohomology theories 
Monday, November 25, 2019 Start: 4:00 PM
Location: B745 East Hall * 
David Schwein UM 
Student Algebraic Geometry 
Unramified Geometric Class Field Theory 
Monday, November 25, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Karl Liechty DePaul University 
Integrable Systems and Random Matrix Theory 
Extreme value statistics for the Airy process with wanderers 
Monday, November 25, 2019 Start: 4:10 PM
Location: 4088 East Hall * 
Wanlin Li MIT 
Group, Lie and Number Theory 
Newton Polygon Stratification of the Torelli Locus in PELtype Shimura Varieties 
Monday, November 25, 2019 Start: 5:15 PM
Location: 3866 East Hall * 
Leyva Luis Vanderbilt University 
Teaching Mathematics 
Characterizing Historically Marginalized Students' Perceptions of Racialized and Gendered Mechanisms in Undergraduate PreCalculus and Calculus Instruction 
Monday, November 25, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Ruian Chen UM 
Chromatic Homotopy Theory 
Phantom Maps and even periodic cohomology theory. 
Tuesday, November 26, 2019 Start: 11:30 AM
Location: 4866 East Hall * 
LCIT Discussion

Teaching Mathematics 
Learning Community on Inclusive Teaching Discussion 
Tuesday, November 26, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Carsten Peterson UM 
Student Geometry/Topology 
General relativity for mathematicians 
Tuesday, November 26, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Andrew Snowden University of Michigan 
Colloquium Series 
Polynomials in many variables 
Monday, December 02, 2019 Start: 11:00 AM
Location: 3866 East Hall * 
Karthik Ganapathy UM 
Representation Stability 
Topological Noetherianity of Polynomial Functors 
Monday, December 02, 2019 Start: 3:00 PM
Location: 3096 East Hall * 
Shelby Cox UM 
Student Combinatorics 
Enumerating Lattices 
Monday, December 02, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Konstantinos Tsouvalas UM 
Student Dynamics 
Bounds on the entropy of surface group representations 
Monday, December 02, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Shizhang Li University of Michigan 
RTG Seminar on Number Theory 
Arithmetic periods 
Monday, December 02, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Lukas Scheiwiller UM 
Student Algebraic Geometry 
Proof of the Weil conjectures for Abelian Varieties: a simplified LefschetzTrace formula for Abelian Varieties 
Monday, December 02, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Joanna Furno DePaul University 
Complex Analysis, Dynamics and Geometry 
More rational families converging to transcendental families 
Monday, December 02, 2019 Start: 4:10 PM
Location: 4088 East Hall * 
Bogdan Zavyalov Stanford University / U(M) 
Group, Lie and Number Theory 
Almost Coherent Sheaves and Etale cohomology of Rigid spaces 
Monday, December 02, 2019 Start: 5:00 PM
Location: 2866 East Hall 

Student Analysis 
Bring Your Work to Work Day 
Monday, December 02, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Attilio Castano UM 
Chromatic Homotopy Theory 
Morava Stablizier groups and Bousfield localization. 
Tuesday, December 03, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Alapan Mukhopadhyay University of Michigan Ann Arbor 
Student Commutative Algebra 
Relative Smoothness of Rings 
Tuesday, December 03, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Salman Siddiqi UM 
Student Geometry/Topology 
Parallel transport and holonomy 
Tuesday, December 03, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
TBA

Colloquium Series 
On hold 
Wednesday, December 04, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
Various speakers UM 
Student Arithmetic 
Speed talks! 
Wednesday, December 04, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Attilio Castano University of Michigan 
Student Homotopy Theory 
Morava Stabilizer group and Bousfield Localization II 
Wednesday, December 04, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Benjamin Bakker University of Georgia 
Algebraic Geometry 
ominimal GAGA and applications to Hodge theory 
Wednesday, December 04, 2019 Start: 4:00 PM
Location: 170 Weiser Hall * 
Nicolas Tholozan ENS 
RTG Seminar on Geometry, Dynamics and Topology 
N. Tholozan(ENS): Teichmüller theory on moduli spaces of Anosov flows I: Reparametrizations of the geodesic flow 
Thursday, December 05, 2019 Start: 3:00 PM
Location: 4088 East Hall 
Juliette Bruce University of WisconsinMadison 
Commutative Algebra 
SemiAmple Asymptotic Syzygies 
Thursday, December 05, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Nicolas Tholozan ENS 
Topology 
Teichmüller theory on moduli spaces of Anosov flows II: Diffeomorphisms of the circle 
Friday, December 06, 2019 Start: 10:30 AM
Location:Computer Science Department, Beyster Building, 3725 
Sanjana Kolisetty and Linh Le UM 
Special Events 
Theoretical Computer Science Seminar: The Complexity of Finding Sfactors in Regular Graphs 
Friday, December 06, 2019 Start: 3:00 PM
Location: 1084 East Hall 
Anna Vainchtein University of Pittsburgh 
Applied Interdisciplinary Mathematics (AIM) 
Strictly supersonic solitary waves in lattices 
Friday, December 06, 2019 Start: 4:00 PM
Location: B844 East Hall * 
Nicolas Tholozan ENS 
Geometry 
Teichmüller theory on moduli spaces of Anosov flows III:Teichmüller space of the stable foliation 
Friday, December 06, 2019 Start: 4:00 PM
Location: 2866 East Hall * 
Haoyang Guo UM 
Preprint Algebraic Geometry 
The integral Hodge conjecture for 3folds of Kodaira dimension zero, following Totaro 
Friday, December 06, 2019 Start: 4:00 PM
Location: 1068 East Hall * 
Felipe Perez Layer 6 AI 
Junior Colloquium Series 
Research, contests, and production: the faces of ML in industry (Invitations to Industry Series) 
Monday, December 09, 2019 Start: 12:00 PM
Location: 335 West Hall * 
Idse Heemskerk UM Department of Cell and Developmental Biology 
Mathematical Biology 
Morphogen dynamics control patterning in a stem cell model of the human embryo 
Monday, December 09, 2019 Start: 3:00 PM
Location: 3866 East Hall * 
(No meeting)

Student Dynamics 

Monday, December 09, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Yuan Liu University of Michigan 
RTG Seminar on Number Theory 
Counting rational points on Hurwitz schemes 
Monday, December 09, 2019 Start: 4:00 PM
Location: B737 East Hall * 
Leighton Wilson University of Michigan 
Student AIM Seminar 
A (Very) Abbreviated History of Supercomputing 
Monday, December 09, 2019 Start: 4:00 PM
Location: B745 East Hall * 
Andy Jiang UM 
Student Algebraic Geometry 
The Cotangent Complex 
Monday, December 09, 2019 Start: 4:00 PM
Location: 3866 East Hall * 
Mike Zieve U(M) 
Complex Analysis, Dynamics and Geometry 
Rational functions with a common iterate 
Monday, December 09, 2019 Start: 4:00 PM
Location: 1866 East Hall 
Jiaoyang Huang Institute for Advanced Study 
Integrable Systems and Random Matrix Theory 
Large Deviation Principles via Spherical Integrals 
Monday, December 09, 2019 Start: 5:00 PM
Location: 3096 East Hall 
Yonatan Shelah University of Michigan 
Operators in Complex Analysis 
Exploring the Leray spectrum of convex Reinhardt domains. 
Monday, December 09, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Emanuel Reinecke UM 
Chromatic Homotopy Theory 
Lubin Tate theory. 
Tuesday, December 10, 2019 Start: 3:00 PM
Location: 4088 East Hall * 
Andrés Servellón University of Michigan Ann Arbor 
Student Commutative Algebra 
An introduction to local cohomology 
Tuesday, December 10, 2019 Start: 3:00 PM
Location: 3866 East Hall 
Yuping Ruan UM 
Student Geometry/Topology 
Anosov diffeomorphisms on Tori 
Tuesday, December 10, 2019 Start: 4:00 PM
Location: 1360 East Hall * 
Shuichiro Takeda University of Missouri 
Colloquium Series 
Theta correspondence and its applications 
Wednesday, December 11, 2019 Start: 3:00 PM
Location: 1372 East Hall * 
Jia Zhi (Andy) Jiang University of Michigan 
Student Homotopy Theory 
Stable infinity categories 
Wednesday, December 11, 2019 Start: 4:00 PM
Location: 4096 East Hall 
Yusuke Nakamura University of Tokyo 
Algebraic Geometry 
Rational point problem on singular Fano varieties 
Wednesday, December 11, 2019 Start: 4:00 PM
Location: 1360 East Hall 
Bahman Angoshtari University of Washington 
Financial/Actuarial Mathematics 
Optimal Consumption under Habit Formation Constraints 
Thursday, December 12, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Andrew Snowden UM 
Arithmetic Geometry Learning 
Globalization, II 
Monday, December 16, 2019 Start: 5:30 PM
Location: 3088 East Hall * 
Haoyang Guo UM 
Chromatic Homotopy Theory 
ArtinMazur formal group laws. 
Thursday, December 19, 2019 Start: 4:00 PM
Location: 4096 East Hall * 
Attilio Castano UM 
Arithmetic Geometry Learning 
Coherent duality 