Student Topology Seminar
Fall 2026
|
September 25
3:00pm (CDT) PHSC 1025 |
Samhita Choudhury
University of Oklahoma | From Spaces with Walls to CAT(0) Cube Complexes |
Spring 2026
|
April 24
3:00pm (CDT) PHSC 1025 |
James Ramsey
University of Oklahoma | Kimberling's dispersions and interspersions |
|
April 3
3:00pm (CDT) PHSC 1025 |
Samhita Choudhury
University of Oklahoma | Geometric Actions on CAT(−1) Spaces and Word Hyperbolic Groups |
|
March 27
3:00pm (CDT) PHSC 1025 |
Bach Tran
University of Oklahoma | Introduction to orbifolds and Riemannian orbifolds |
Show semesters preceding Fall 2026
Fall 2025
|
November 25
4:30pm (CST) PHSC 1025 |
Samuel Restoy
University of Oklahoma | The integral Burau Representation of Braid groups and their congruence subgroups |
|
November 18
4:30pm (CST) PHSC 1025 |
Samhita Choudhury
University of Oklahoma | The Word Problem is Solvable for Coxeter Groups |
|
November 11
4:30pm (CST) PHSC 1025 |
Emilio Montes de Oca Osornio
University of Oklahoma | Acyclic models theorem |
|
November 4
4:30pm (CST) PHSC 1025 |
Tatiana Abdelnaim
University of Oklahoma | |
|
October 28
4:30pm (CDT) PHSC 1025 |
Tomoya Tatsuno
University of Oklahoma | Einstein Deformation of Quaternionic Hyperbolic Spaces |
|
October 28
4:30pm (CDT) PHSC 1025 |
Tomoya Tatsuno
University of Oklahoma | Einstein Deformation of Quaternionic Hyperbolic Spaces |
|
October 21
5:15pm (CDT) PHSC 1025 |
Jeremy West
University of Oklahoma | When Do Extra Tames Topologically Generate Big Mapping Class Groups? |
|
October 21
5:15pm (CDT) PHSC 1025 |
Jeremy West
University of Oklahoma | When Do Extra Tames Topologically Generate Big Mapping Class Groups? |
|
October 7
4:30pm (CDT) PHSC 1025 |
Arghadeep Roy
University of Oklahoma | Betti Numbers under Ricci Curvature Bounds |
Spring 2025
|
April 28
4:00pm (CDT) PHSC 809 |
Lydia England
University of Oklahoma | The Topology of Electronic Band Structures |
|
April 21
4:00pm (CDT) PHSC 809 |
Steven Lin
University of Oklahoma | On Nash Problem over 3-Fold Terminal Singularities |
|
April 14
4:00pm (CDT) PHSC 809 |
Sam Markmiller
University of Oklahoma | TBD |
|
April 7
4:00pm (CDT) PHSC 809 |
Samuel Restoy
University of Oklahoma | The Hopf invariant one problem |
|
March 24
4:00pm (CDT) PHSC 809 |
Arghadeep Roy
University of Oklahoma | Ricci soliton metrics and Homogeneous Spaces |
|
February 24
4:00pm (CST) PHSC 809 |
Jeremy West
University of Oklahoma | Brown's Algorithm for One-Relator Groups |
|
February 17
4:00pm (CST) PHSC 809 |
Tomoya Tatsuno
University of Oklahoma | Sectional Curvature Pinching of 2-Step Nilmanifolds |
Fall 2024
|
November 26
5:30pm (CST) PHSC 809 |
Steven Lin
University of Oklahoma | Cheng’s Theorem |
|
October 29
5:00pm (CDT) PHSC 809 |
Steven Lin
University of Oklahoma | A Brief Introduction to Ricci Soliton |
|
October 22
5:00pm (CDT) PHSC 809 |
Jay Lane
University of Oklahoma | Action Rigidity and Free Products of Hyperbolic Manifold Groups |
|
September 30
4:00pm (CDT) PHSC 809 |
Tomoya Tatsuno
University of Oklahoma | Ricci Soliton Nilpotent Lie Groups |
|
September 16
4:00pm (CDT) PHSC 809 |
Bach Tran
University of Oklahoma | Isoparametric Foliations on Complex Projective Spaces. |
Spring 2024
|
May 2
6:30pm (CDT) Zoom |
Kui-Yo Chen
National Cheng Kung University | Introduction to Riemann-Hilbert correspondence |
|
April 23
4:30pm (CDT) PHSC 416 |
Goswani Pratit
University of Oklahoma | Median Graph Viewpoint of CAT(0) Cube Complexes |
|
April 16
12:00pm (CDT) PHSC 1025 |
Bach Tran
University of Oklahoma | Counting eigenvalues of Laplacian with Weyl's law |
|
April 9
12:00pm (CDT) PHSC 1025 |
Jeremy West
University of Oklahoma | Σ-invariants: An overview |
|
April 2
4:30pm (CDT) PHSC 416 |
Roy Arghadeep
University of Oklahoma | Incompressible surfaces in 3 manifolds |
|
March 26
4:30pm (CDT) PHSC 416 |
Samuel Restoy
University of Oklahoma | Houston, we GuT a problem. |
|
March 12
12:00pm (CDT) PHSC 1025 |
Ahmed Uzun
University of Oklahoma | Quasi-projective Varieties |
|
March 5
5:00pm (CST) PHSC 416 |
Steven Lin
University of Oklahoma | Introduction to Riemann-Roch Theorem for compact Riemann surfaces(Part II) |
|
February 27
5:00pm (CST) PHSC 416 |
Steven Lin
University of Oklahoma | Introduction to Riemann-Roch Theorem for compact Riemann surfaces(Part I) |
|
February 13
12:00pm (CST) PHSC 1025 |
Tomoya Tatsuno
University of Oklahoma | Clifford Algebras and Geometry with Symmetries |
Fall 2021
|
November 19
2:30pm (CST) PHSC 809 |
Maya Verma
| Geometric Proof of Marshall Hall's Theorem and separability of subgroups of free group. |
|
November 12
2:30pm (CST) PHSC 809 |
James Beyer
| Cluster Algebras and Triangulations of Surfaces |
|
November 5
2:30pm (CDT) PHSC 809 |
Clayton Allred
| Unknotting Sequences and Gordian Adjacency |
|
October 29
2:30pm (CDT) PHSC 809 |
Dustin Gaskins
| The Marriage of Lie Theory, Representation Theory, and Riemannian Geometry |
|
October 15
2:30pm (CDT) PHSC 809 |
Pratit Goswami
| Quasi-convex subgroups of hyperbolic groups |
|
October 1
2:30pm (CDT) PHSC 809 |
Jordan Danser
| Homogeneous Einstein Metrics |
|
September 10
2:30pm (CDT) PHSC 809 |
Ryan Gueli
| Unicorn Paths and Uniform Hyperbolicity of the Curve Graph |
Fall 2020
|
September 11
3:45pm (CDT) Zoom |
Ryan Gueli
University of Oklahoma | Hyperbolicity and Groups |
Spring 2020
|
March 13
3:30pm (CDT) PHSC 809 |
Jordan Danser
University of Oklahoma | Intro to Ricci Solitons |
|
February 28
3:30pm (CST) PHSC 809 |
Steven Lin
University of Oklahoma | Reilly's Formula and Aleksandrov Theorem |
|
January 31
3:30pm (CST) PHSC 809 |
Connor Davis
| Symbolic Dynamics for the Rotation Number |
Fall 2019
|
December 6
3:30pm (CST) PHSC 809 |
Thomas Lane
University of Oklahoma | Some geometry on Lie groups |
|
November 15
3:00pm (CST) PHSC 809 |
Ryan Gueli
University of Oklahoma | Be More Free and Play Ping-Pong Again: the (Identical) Sequel |
|
October 25
3:30pm (CDT) PHSC 809 |
Andrew Lutz
University of Oklahoma | Introduction to Cohomogeneity one Manifolds and Codimension One Biquotient Foliations |
|
October 11
3:30pm (CDT) PHSC 809 |
Ryan Gueli
University of Oklahoma | Gueli's gameday MCG midterm |
|
September 27
3:30pm (CDT) PHSC 809 |
Connor Davis
| Introduction to Birdtracks |
|
September 13
3:30pm (CDT) PHSC 809 |
Paul Plummer
University of Oklahoma | Some techniques to say a group is not CAT(0) |
|
August 30
3:30pm (CDT) PHSC 809 |
Paul Plummer
University of Oklahoma | Attempt to get organized |
Spring 2019
|
April 12
2:30 PM (CDT) PHSC 809 |
Ryan Gueli
University of Oklahoma | A Generalization of Surgery to Cellular Complexes |
|
April 5
2:30 PM (CDT) PHSC 809 |
Ryan Gueli
| A Generalization of Surgery to Cellular Complexes |
|
March 8
2:30 PM (CST) PHSC 809 |
Steven Lin
University of Oklahoma | A Brief Introduction to Compact Riemann Surfaces II |
|
March 1
2:30 PM (CST) PHSC 809 |
Steven Lin
University of Oklahoma | A Brief Introduction to Compact Riemann Surfaces |
|
February 15
2:30 PM (CST) PHSC 809 |
Steven Lin
University of Oklahoma | A Brief Introduction to Compact Riemann Surfaces |
|
February 8
2:30 PM (CST) PHSC 809 |
Thomas Lane
University of Oklahoma | Ricci Flow, Positive Curvature and the Maximum Principle II |
|
February 1
2:30 PM (CST) PHSC 809 |
Thomas Lane
University of Oklahoma | Ricci Flow, Positive Curvature and the Maximum Principle |
|
January 25
2:30 PM (CST) PHSC 809 |
Connor Davis
University of Oklahoma | Entropy, Conjugacy and Hyperbolic Toral Automorphisms |
Fall 2018
|
October 12
2:30 PM (CDT) PHSC 809 |
Jordan Danser
University of Oklahoma | Basics of Tangency |
|
September 14
2:30 PM (CDT) PHSC 809 |
Cory Wilson
University of Oklahoma | Be Our Guest!*: An Introduction to Riemannian Geometry |
|
September 7
2:30 PM (CDT) PHSC 809 |
Thomas Lane
University of Oklahoma | 28 Bizarre Facts About Seven-Dimensional Spheres |
|
August 31
2:30 PM (CDT) PHSC 430 |
Thomas Lane
University of Oklahoma | Some manifolds and some embeddings |
Spring 2018
|
April 13
4:30PM-5:30PM (CDT) PHSC 809 |
Mahesh Sunkula
University of Oklahoma | Geometric interpretation of Hamilton-Jacobi Equation |
|
March 9
4:30 PM (CST) PHSC 809 |
Ben Stucky
| An application of symplectic connect sum |
|
March 2
4:30 PM (CST) PHSC 809 |
Thomas Lane
University of Oklahoma | Moment Maps in Symplectic Geometry |
|
February 23
4:30 PM (CST) PHSC 809 |
Paul Plummer
University of Oklahoma | Almost complex structures |
|
February 16
4:30 PM (CST) PHSC 809 |
Elahe Khalili Samani
| Contact Manifolds |
|
February 9
4:30 PM (CST) PHSC 809 |
Cory Wilson
| Lagrangian Submanifolds |
|
February 2
4:30 PM (CST) PHSC 809 |
Mahesh Sunkula
University of Oklahoma | Hamiltonian Vector Fields |
|
January 26
4:30 PM (CST) PHSC 809 |
Tony Martino
| Symplectic geometry intro |
Fall 2017
|
December 1
4:30 (CST) 743 Debarr Ave #3 |
Thomas lane
University of Oklahoma | An introduction to the exotic world of manifolds |
|
November 10
4:30 PM (CST) PHSC 809 |
TBA
University of Oklahoma | Space-time geometry and periodic events |
|
November 3
4:30 PM (CDT) PHSC 809 |
Connor Davis
| Return of Billiards and the puff pastry |
|
October 27
4:30 PM (CDT) PHSC 809 |
Connor Davis
| Billiards and the puff pastry |
|
October 20
4:30 PM (CDT) PHSC 809 |
Thomas Morgan
| On the index of $\Gamma^+(\Z/p\Z\rtimes \Z/q\Z,\pi)$ in $\text{Aut}^+(F_2)$ |
|
October 6
4:30 PM (CDT) PHSC 809 |
Ben Stucky
| Exotic Aspherical Manifolds |
|
September 29
4:30 PM (CDT) PHSC 809 |
Paul Plummer
University of Oklahoma | Non-positive curvature and the Cartan-Hadamard Theorem |
|
September 15
4:30 (CDT) PHSC 809 |
Jonathan Merlini
| Angles, triangles, and comparison theorems |
|
September 1
4:30 PM (CDT) PHSC 809 |
Jon Epstein
University of Oklahoma | Introduction to Length Spaces |
|
August 1
2:45 PM (CDT) PHSC 809 |
Paul Plummer
University of Oklahoma | Invariant random subgroups |
Spring 2017
|
July 25
2:45 PM (CDT) PHSC 809 |
Connor Davis
University of Oklahoma | Nets and a slick proof of Tychonoff's Theorem |
|
July 11
2:45 PM (CDT) PHSC 809 |
Thomas Lane
| Classification of (real) semisimple Lie algebras |
|
June 27
2:45 PM (CDT) PHSC 809 |
Ben Stucky
| The Freiheitssatz Via Stackings |
|
June 13
2:45 PM (CDT) PHSC 809 |
Mahesh Sunkula
University of Oklahoma | Introduction to Geometric Quantization |
|
June 6
2:45 PM (CDT) PHSC 809 |
Connor Davis
| The Locus of Indifference Prices |
|
May 30
2:45 PM (CDT) PHSC 809 |
Paul Plummer
University of Oklahoma | Introduction to mapping class groups (of surfaces) |
|
May 23
2:45 PM (CDT) PHSC 809 |
Thomas Lane
University of Oklahoma | Einstein and Ricci Soliton metrics on Lie Groups |
|
May 16
2:45 PM (CDT) PHSC 809 |
Ben Stucky
| The Freiheitssatz via Diagrams |
|
March 24
3:30 PM (CDT) PHSC 809 |
Paul Plummer
| Something something asymptotic cones |
|
March 10
3:30 PM (CST) PHSC 809 |
Connor Davis
University of Oklahoma | "Main Theorem" of Convex Polytopes |
|
March 3
3:30 PM (CST) PHSC 809 |
Ben Stucky
University of Oklahoma | Hartnell's Firefighter Problem and Growth of Groups |
|
January 27
3:30 PM (CST) PHSC 809 |
Paul Plummer
University of Oklahoma | Unicorns are slim, and arc graphs are 7-hyperbolic |
Fall 2016
|
December 9
3:30 PM (CST) PHSC 809 |
Ben Stucky
University of Oklahoma | Torsion-Free One-Relator Groups are Super-Duper Torsion-Free Part 2 |
|
December 2
3:30 PM (CST) PHSC 809 |
Ben Stucky
University of Oklahoma | One-Relator Groups and Local Indicability OR Torsion-Free One-Relator Groups are Super-Duper Torsion-Free |
|
November 11
3:30 PM (CST) PHSC 809 |
Michael Tilles
University of Oklahoma | Geometry of 2- Step Nilpotent Lie Groups |
|
November 4
3:30 PM (CDT) PHSC 809 |
Jonathan Merlini
University of Oklahoma | Toponogov's Theorem |
|
October 21
3:30 PM (CDT) PHSC 809 |
Thomas Lane
University of Oklahoma | Lie groups, Curvature and Milnor Frames |
Spring 2016
|
March 7
2:30 PM (CST) PHSC 809 |
Ben Stucky
University of Oklahoma | Quasi-Isometry Invariants and Hyperbolic Groups |
|
February 15
2:30 PM (CST) PHSC 809 |
Tony Martino
University of Oklahoma | Divergence of Geodesics and Quasi-isometries II |
|
February 8
2:30 PM (CST) PHSC 809 |
Tony Martino
University of Oklahoma | Divergence of Geodesics and Quasi-isometries |
|
February 1
2:30 PM (CST) PHSC 809 |
Melody Molander
University of Oklahoma | An Introduction to Hyperbolic Metric Spaces |
Fall 2015
|
November 29
4:00 PM (CST) PHSC 809 |
Ben Stucky
University of Oklahoma | Introduction to Graph Folding |
|
November 15
4:00 PM (CST) PHSC 809 |
Connor Davis
University of Oklahoma | Hyperplane Separation of Convex Sets |
|
November 8
4:00 PM (CST) PHSC 809 |
Tony Martino
University of Oklahoma | Combinatorial Morse Theory II |
|
November 1
4:00 PM (CDT) PHSC 809 |
Tony Martino
University of Oklahoma | Combinatorial Morse Theory |
|
October 25
4:00 PM (CDT) PHSC 100 |
Ben Stucky
University of Oklahoma | Bass-Serre Theory II |
|
October 18
4:00 PM (CDT) PHSC 809 |
Ben Stucky
University of Oklahoma | Bass-Serre Theory I |
|
October 11
4:00 PM (CDT) PHSC 809 |
Thomas Lane
University of Oklahoma | An Introduction to Hyperbolic Groups |
|
September 27
4:00 PM (CDT) PHSC 809 |
Paul Plummer
University of Oklahoma | Small Cancellation Theory II |
|
September 20
4:00 PM (CDT) PHSC 809 |
Paul Plummer
| Small Cancellation Theory I |
Spring 2015
|
February 5
3:00 PM (CST) PHSC 1025 |
| Homology Axioms - A Primer |
|
January 29
2:30 PM (CST) PHSC 1025 |
Ben Stucky
University of Oklahoma | Cellular Homology of Dodecahedral Spaces |
Fall 2014
|
November 24
4:30 PM (CST) PHSC 809 |
Jordan Wiebe
University of Oklahoma | Dehn's Algorithm and applications to the two-holed torus |
|
November 17
4:30 (CST) PHSC 809 |
Jordan Wiebe
University of Oklahoma | Dehn's Algorithm and applications to the two-holed torus |
|
November 3
4:30 (CST) PHSC 809 |
Jonathan Merlini
University of Oklahoma | Dehn Complexes |
|
October 27
4:30 PM (CDT) PHSC 809 |
Ben Stucky
University of Oklahoma | The Wirtinger presentation for the fundamental group of knot complements |
|
October 20
4:30 PM (CDT) PHSC 809 |
Ignat Soroko
University of Oklahoma | Higman group and its relatives |
|
October 13
4:30 PM (CDT) PHSC 809 |
Elizabeth Pacheco
| The van Kampen Lemma |
|
October 6
4:30 PM (CDT) PHSC 809 |
Gordon Brown
| "Ping-pong" and matrix groups |
|
September 29
4:30 PM (CDT) PHSC 809 |
Michael Tilles
University of Oklahoma | Conway's ZIP proof for classification of closed surfaces |
Fall 2013
|
October 18
2:30PM - 3:30PM (CDT) PHSC 430 |
Elizabeth Pacheco
University of Oklahoma | The Morse Inequalities |
|
October 4
2:30 PM - 3:30 PM (CDT) PHSC 430 |
William Carter
University of Oklahoma | Morse Theory IV |
|
September 27
2:30 PM - 3:30 PM (CDT) PHSC 430 |
William Carter
University of Oklahoma | Morse Theory 3: Homotopy Type in Terms of Critical Values |
|
September 20
2:30 PM - 3:30 PM (CDT) PHSC 430 |
Scott Van Thuong
University of Oklahoma | Morse Theory: I |
|
September 13
2:30 PM - 3:30 PM (CDT) PHSC 430 |
Scott Van Thuong
University of Oklahoma | Morse Theory: Introduction |
Spring 2013
|
April 25
2:00PM - 2:50PM (CDT) PHSC 1105 |
Scott Thuong
University of Oklahoma | Geometry and Compact Quotients of Sol II |
|
April 11
2:00 PM - 2:50 PM (CDT) PHSC 1105 |
Scott Thuong
University of Oklahoma | Geometry and Compact Quotients of Sol |
|
March 15
3:30 PM - 4:30 PM (CDT) PHSC 1025 |
Funda Gultepe
University of Oklahoma | The Classification Problem for 3-manifolds IV: Prime Decomposition |
|
March 7
2:00PM - 2:50PM (CST) PHSC 1105 |
Funda Gultepe
University of Oklahoma | The Classification Problem for 3-manifolds III: Prime Decomposition |
|
March 1
3:30 (CST) PHSC 1105 |
Funda Gultepe
University of Oklahoma | The Classification Problem for 3-manifolds III: Prime Decomposition |
|
February 28
2:00PM - 2:50PM (CST) PHSC 1105 |
Yoe Herrera Jaramillo
University of Oklahoma | Intersection Numbers Of Geodesic Curves in a Surface I |
|
February 21
2:00PM - 2:50PM (CST) PHSC 1105 |
Funda Gultepe
University of Oklahoma | The Classification Problem for 3-manifolds II: Prime Decomposition |
|
February 14
2:00PM - 2:50PM (CST) PHSC 1105 |
Funda Gultepe
University of Oklahoma | The Classification Problem for 3-manifolds I: Prime Decomposition |
|
January 31
5:30PM (CST) PHSC 1025 |
| Oraganizational Meeting |
Fall 2012
|
December 4
10:30 AM - 11:30 AM (CST) PHSC 1105 |
Benjiman Tharp
University of Oklahoma | An Introduction to Lusternik-Schnirelmann Theory |
|
November 6
10:30 AM - 11:30 AM (CST) PHSC 1105 |
Scott Van Thuong
University of Oklahoma | Injective Torus Actions |
|
October 30
10:30AM - 11:30AM (CDT) PHSC 1105 |
Cherith Tucker
University of Oklahoma | Geometry of S^3 |
|
October 23
10:30AM - 11:30AM (CDT) PHSC 1105 |
William Carter
University of Oklahoma | New Examples of Torsion-Free Non-Unique Product Groups |
|
October 9
10:30AM - 11:30AM (CDT) PHSC 1105 |
Scott Van Thuong
University of Oklahoma | Seifert Fiber Spaces (continued) |
|
October 2
10:30 AM - 11:30 AM (CDT) PHSC 1105 |
Scott Van Thuong
University of Oklahoma | The Basic Theory Of Seifert Fiber Spaces |
|
September 25
10:30 AM - 11:30 AM (CDT) PHSC 1105 |
Elizabeth Pacheco
University of Oklahoma | Geometric Structures on 2-Dimensional Orbifolds II |
|
September 11
10:30 AM - 11:30 AM (CDT) PHSC 1105 |
Elizabeth Pacheco
University of Oklahoma | Geometric Structures on 2-Dimensional Orbifolds I |
|
September 4
10:30 AM - 11:30 AM (CDT) PHSC 1105 |
William Carter
University of Oklahoma | 2-Dimensional Geometries II |
|
August 28
10:30 AM - 11:30 AM (CDT) PHSC 1105 |
William Carter
University of Oklahoma | 2-Dimensional Geometries I |