Fall 2023

8/25/2023: Introduction, joint with the AMS graduate student chapter

9/1/2023: Eleftherios Chatzitheodoridis - An introduction to rational homotopy theory

9/8/2023: Maximiliano Sánchez Garza - A failed proof of Fermat's last theorem

9/15/2023: Shunyu Wan - 3-manifolds, contact geometry, and Heegaard Floer homology

9/22/2023: Kevin Gomez - The unreasonable prevalence of Collatz maps

9/29/2023: Tanner Carawan - 2-Segality and variants of the S.-construction

10/6/2023: Pedro Brunialti Lima de Andrade - What are universal properties?

10/13/2023: Alejandro de las Peñas Castaño - Computing Galois groups with number theory (monograph)

10/20/2023: Postdoctoral scholars gong show

• Sarah Blackwell - Knotted Surface Group Trisections

• Beth Branman - Geometric actions of big mapping class groups

• Brandon Shapiro - Treating sets as modules

• Ryan Stees - Knot and link concordance in dimensions 3 and 4

10/27/2023: Felipe Flores Llarena - On the symmetry of L^1(G) for certain group extensions (paper, notes from a similar talk)

11/3/2023: Bridget Schreiner (University of Notre Dame) - Secondary homological and representation stability

11/10/2023: Raúl Hernández-González - Triangles! Exploring the nine-point circle and Euler line (To view Raúl's animations, you may wish to use Adobe Acrobat Reader.)

11/17/2023: Darien Farnham - An introduction to the geometry of right-angled Artin groups

11/24/2023: No seminar - Thanksgiving break

12/1/2023: Wojciech Tralle - Realizing PGLn as an algebraic group

Spring 2024

1/19/2024: Coline Emprin (École Normale Supérieure - Paris 13) - Kaledin obstruction classes and formality criteria

1/26/2024: Eleanor McSpirit - Infinite families of quantum modular 3-manifold invariants (paper, joint work with Louisa Liles)

2/2/2024: No seminar

2/9/2024: Zivile Puospekaite - Matrix Lie groups and the irreducible representations of the Lie algebra su(3)

2/16/2024: John Layne - Ghost series and a motivated proof of the Bressoud-Göllnitz-Gordon identities (paper)

2/23/2024: Petch Chueluecha - A survey of enumerative and algebraic combinatorics

3/1/2024: Industry panel, joint with the AMS graduate student chapter

3/8/2024: No seminar - Spring break

3/15/2024: Oscar Arévalo - Construction of a Besicovitch set, and an application in analysis

3/22/2024: Mason Hart - The Euler characteristic of a compact homogenous space

3/29/2024: Yangxiao Luo - Half grid diagrams and Thompson links

4/5/2024: Michael Wills - Some polynomials without integer roots

4/12/2024: David Chasteen-Boyd - Encyclopedia Brown and the case of the chaotic non-orientable pants

4/19/2024: Alejandro de las Peñas Castaño - Around the math world in 80 lemmas

4/26/2024: Thomas Jaklitsch - Abelian varieties in number theory