Geometry and Topology Seminar
The Geometry and Topology Seminar meets on Wednesday
afternoons at 4:00pm CT in PHSC 1105.
For more information about the seminar, contact
Nick Miller.
Spring 2026
|
February 18
4:00pm (CST) PHSC 1105 |
Wolfgang Ziller
University of Pennsylvania | Geometric structures on Nilmanifolds |
|
February 25
4:00pm (CST) PHSC 1105 |
Alex Mramor
University of Oklahoma | On an ancient stacked pancake solution to mean curvature flow. |
|
March 4
4:00pm (CST) PHSC 1105 |
Juan Lorenzo Naveiro
University of Oklahoma | Polar homogeneous foliations on hyperbolic spaces |
|
March 11
4:00pm (CDT) PHSC 1105 |
Bach Tran
University of Oklahoma | A Lower Bound for the First Non-zero Basic Eigenvalue on a Singular Riemannian Foliation. |
|
April 1
4:00pm (CDT) PHSC 1105 |
Justin Malestein
University of Oklahoma | Word length in the lower central series |
|
April 22
4:00pm (CDT) PHSC 1105 |
Peter Patzt
University of Oklahoma | Expository talk: Homological Stability |
|
April 29
4:00pm (CDT) PHSC 1105 |
Alex Mramor
| Smale’s theorem |
|
May 6
4:00pm (CDT) PHSC 1105 |
Juan Naveiro
University of Oklahoma | Symmetric spaces and holonomy |
Fall 2026
|
October 28
4:00pm (CDT) PHSC 1105 |
Kevin Pietermann
|
Show semesters preceding Fall 2026
Fall 2025
|
September 3
4:00pm (CDT) PHSC 1105 |
Ricardo Mendes
University of Oklahoma | Rational Hyperbolicity Problem: Part 1 |
|
September 3
4:00pm (CDT) PHSC 1105 |
Ricardo Mendes
University of Oklahoma | Rational Hyperbolicity Problem: Part 1 |
|
September 10
4:00pm (CDT) PHSC 1105 |
Alessandro Minuzzo
Università di Parma | Rational Hyperbolicity Problem: Part 2. |
|
September 10
4:00pm (CDT) PHSC 1105 |
Alessandro Minuzzo
Università di Parma | Rational Hyperbolicity Problem: Part 2 |
|
September 17
4:00pm (CDT) PHSC 1105 |
Fabio Capovilla-Searle
Purdue University | Top degree cohomology of congruence subgroups of symplectic groups |
|
September 24
4:00pm (CDT) PHSC 1105 |
Alex Mramor
University of Oklahoma | The mean curvature flow, singularities, and its long term limit |
|
October 1
4:00pm (CDT) PHSC 1105 |
Alex Mramor
University of Oklahoma | The mean curvature flow, singularities, and its long term limit, part 2 |
|
October 8
4:00pm (CDT) PHSC 1105 |
Meenakshy Jyothis
University of Oklahoma | Horofunction compactification and isometric rigidity of projective filling currents |
|
October 15
4:00pm (CDT) PHSC 1105 |
Anuradha Ekanayake
University of Oklahoma | Minimal complexity cusped hyperbolic 3-manifolds with totally geodesic boundary |
|
October 22
4:00pm (CDT) PHSC 1105 |
Jeremy West
University of Oklahoma | Asymptotic Rigidity in Dimension 1 |
|
October 29
4:00pm (CDT) PHSC 1105 |
Tatiana Abdelnaim
University of Oklahoma | Top-dimensional cohomology of congruence subgroup \(\Gamma_{0,n}(p)\) |
|
November 5
4:00pm (CST) PHSC 1105 |
Pratit Goswami
University of Oklahoma | Dehn Functions of Coabelian Subgroups |
|
November 12
4:00pm (CST) PHSC 1105 |
Juan Manuel Lorenzo Naveiro
University of Oklahoma | Totally geodesic submanifolds of nearly Kähler and \(\mathsf{G}_2\)-manifolds |
Spring 2025
|
January 22
4:00pm (CST) PHSC 1105 |
Held for Interviews
| |
|
January 29
4:00pm (CST) PHSC 1105 |
Held for Interviews
| |
|
February 5
4:00pm (CST) PHSC 1105 |
Ricardo Mendes
University of Oklahoma | An extrinsic version of the generalized Blaschke conjecture |
|
February 12
4:00pm (CST) PHSC 1105 |
Boris Apanasov
University of Oklahoma | Ergodic dynamics of uniform hyperbolic lattices on nontrivial 2-knots in \(S^4\) |
|
February 19
4:00pm (CST) PHSC 1105 |
Spencer Dowdall
Vanderbilt University | Lamination posets are invariants of free-by-cyclic groups |
|
February 26
4:00pm (CST) PHSC 1105 |
Travis Casey
University of Oklahoma | Identifying Recurrence in Dynamical Systems through Efficient Computation of Homology |
|
March 5
4:00pm (CST) PHSC 1105 |
Matt Zaremsky
University at Albany | \(\mathrm{Aut}(F_n)\) satisfies the Boone-Higman conjecture |
|
March 12
4:00pm (CDT) PHSC 1105 |
Nazia Valiyakath
Syracuse University | Nilpotent and solvable quasi-Einstein Manifolds |
|
March 26
4:00pm (CDT) PHSC 1105 |
Ekaterina (Kate) Rybak
Vanderbilt University | Isoperimetric inequalities in finitely generated groups |
|
April 2
4:00pm (CDT) PHSC 1105 |
Roy Arghadeep
University of Oklahoma | Homogeneous Einstein and Ricci soliton metrics |
|
April 9
4:00pm (CDT) PHSC 1105 |
Sahana Balasubramanya
Lafayette College | The semi-simple theory of higher rank acylindricity |
|
April 16
4:00pm (CDT) PHSC 1105 |
Peter Patzt
University of Oklahoma | Unstable cohomology of SL_n Z and Hopf algebras |
|
April 23
4:00pm (CDT) PHSC 1105 |
Thomas Hill
University of Utah | Automorphisms of the sphere complex of an infinite graph |
Fall 2024
|
August 28
4:00pm (CDT) PHSC 1105 |
Greg Muller
University of Oklahoma | From circles and dots to separating curves in genus 2 |
|
September 4
4:00pm (CDT) PHSC 1105 |
Xiaolong Li
Wichita State University | New sphere theorems under curvature operator of the second kind. |
|
September 11
4:00pm (CDT) PHSC 1105 |
Boris Apanasov
University of Oklahoma | Locally negatively curved manifolds: rigidity of deformations and ergodicity |
|
September 18
4:00pm (CDT) PHSC 1105 |
Matthew Stover
Temple University | One-cusped negatively curved manifolds |
|
September 25
4:00pm (CDT) PHSC 1105 |
Nicholas Miller
University of Oklahoma | On signatures of the atoroidal bundles of Kent–Leininger |
|
October 2
4:00pm (CDT) PHSC 1105 |
Bach Tran
University of Oklahoma | Isoparametric Foliations on Complex Projective Spaces. |
|
October 9
4:00pm (CDT) PHSC 1105 |
Ken Richardson
Texas Christian University | Morphing Metrics and Mean Curvature |
|
October 16
4:00pm (CDT) PHSC 1105 |
Held for DLS
| |
|
October 23
4:00pm (CDT) PHSC 1105 |
Max Forester
University of Oklahoma | Finite-index graphs of groups and accessibility |
|
October 30
4:00pm (CDT) PHSC 1105 |
Denis Osin
Vanderbilt University | Classifying group actions on hyperbolic spaces |
|
November 6
4:00pm (CST) PHSC 1105 |
Pablo Portilla
Universidad Politécnica de Madrid | Vanishing arcs for isolated plane curve singularities |
|
November 13
4:00pm (CST) PHSC 1105 |
Catherine Searle
Wichita State University | On Fixed-Point Sets of \(\mathbb{Z}_2\)-Tori in Positive Curvature |
|
November 20
4:00pm (CST) PHSC 1105 |
Jay Lane
University of Oklahoma | Action Rigidity for Free Products of Hyperbolic Manifold Groups |
|
December 4
4:00pm (CST) PHSC 1105 |
Noah Torgerson
University of Oklahoma | Untwisted Outer Space for Right Angled Artin Groups |
Spring 2024
|
January 24
3:45pm (CST) PHSC 1105 |
Ricardo Mendes
University of Oklahoma | Algebraicity of singular Riemannian foliations |
|
January 31
3:45pm (CST) PHSC 1105 |
Jeremy West
University of Oklahoma | \(\Sigma\)-Invariants of Surface Houghton Groups |
|
February 7
3:45pm (CST) PHSC 1105 |
Carolyn Abbott
Brandeis University | Morse boundaries of CAT(0) cubical groups |
|
February 14
3:45pm (CST) PHSC 1105 |
Tomoya Tatsuno
University of Oklahoma | Abstract Automorphisms of Heisenberg Groups from a Geometric Perspective |
|
February 21
3:45pm (CST) PHSC 1105 |
Jenya Sapir
Binghamton University | Geodesics on high genus surfaces |
|
February 28
3:45pm (CST) PHSC 1105 |
Mike Davis
The Ohio State University | Mod p homology growth for right-angled Artin groups |
|
March 6
3:45pm (CST) PHSC 1105 |
Jonathan Johnson
Oklahoma State University | Order-Preserving Braids |
|
March 13
3:45pm (CDT) PHSC 1105 |
Damien Osajda
University of Copenhagen | Tits Alternative for groups acting on 2-dimensional CAT(0) complexes |
|
March 27
3:45pm (CDT) PHSC 1105 |
Jing Tao
University of Oklahoma | Taming tame maps of surfaces of infinite type |
|
April 3
3:45pm (CDT) PHSC 1105 |
Homin Lee
Northwestern University | Rigidity of actions by higher rank lattice |
|
April 10
3:45pm (CDT) PHSC 1105 |
Slot being held
TBA | TBA |
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April 17
3:45pm (CDT) PHSC 1105 |
Slot being held
TBA | TBA |
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April 24
3:45pm (CDT) PHSC 1105 |
Didac Martinez Granado
University of Luxembourg | The space of co-geodesic currents of a hyperbolic group |
|
April 30
3:45pm (CDT) PHSC 1105 |
Sanghoon Kwak
University of Utah | Nonunique Ergodicity on the Boundary of Outer Space |
Fall 2023
|
August 30
3:45pm (CDT) PHSC 1105 |
Travis Mandel
University of Oklahoma | Canonical coordinates on decorated Teichmüller space |
|
September 6
3:45pm (CDT) PHSC 1105 |
Michael Jablonski
University of Oklahoma | It doesn't take much to pin down your favorite semi-simple Lie group |
|
September 20
3:45pm (CDT) PHSC 1105 |
Matthew Scalamandre
Notre Dame University | A Solomon-Tits Theorem for Rings |
|
September 27
3:45pm (CDT) PHSC 1105 |
Rachel Skipper
University of Utah | Braiding groups of homeomorphisms of the Cantor set |
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October 4
3:45pm (CDT) PHSC 1105 |
Anuradha Ekanayake
University of Oklahoma | Cusped hyperbolic 3-manifolds with a compact totally geodesic boundary |
|
October 11
3:45pm (CDT) PHSC 1105 |
Maya Verma
University of Oklahoma | Torsion-Free Uniform Lattices in Aut(\(X_{m,n}\)) |
|
October 25
3:45pm (CDT) PHSC 1105 |
Peter Patzt
University of Oklahoma | Improved homological stability for \(\operatorname{GL}_n \mathbb Z\) |
|
November 1
3:45pm (CDT) PHSC 1105 |
Tatiana Abdelnaim
University of Oklahoma | High Dimensional Cohomology of Arithmetic Groups |
|
November 8
3:45pm (CST) PHSC 1105 |
Joint with Karcher Colloquium
| |
|
November 15
3:45pm (CST) PHSC 1105 |
Michelle Chu
University of Minnesota | Surfaces in two-bridge knots from intersecting components in the character variety |
|
December 6
3:45pm (CST) PHSC 1105 |
Leonard Rubin
University of Oklahoma | Characterizing Dimension in Inverse Systems |
Spring 2023
|
January 25
4:00pm (CST) PHSC 1105 |
Jing Tao
University of Oklahoma | Classification of isometries |
|
February 8
4:00pm (CST) PHSC 1105 |
Nicholas Miller
University of Oklahoma | Unmarked simple length spectral rigidity for covers |
|
February 15
4:00pm (CST) PHSC 1105 |
Tatiana Abdelnaim
University of Oklahoma | General Exam Talk: The Codimension-one Cohomology of SL_n(Z) |
|
February 22
4:00pm (CST) PHSC 1105 |
Samuel Lin
University of Oklahoma | A Basic Weyl’s Law for Singular Riemannian Foliations |
|
March 1
4:00pm (CST) PHSC 1105 |
Samuel Lin
University of Oklahoma | Spectral Multiplicity and Nodal Domains of Torus-invariant metrics |
|
March 8
4:00pm (CST) PHSC 1105 |
Tullia Dymarz
University of Wisconsin, Madison | Tukia type theorems in quasi-isometric rigidity of SOL-like groups |
|
March 22
4:00pm (CDT) PHSC 1105 |
Wenchuan Tian
University of California in Santa Barbara | Compactness conjecture for closed Riemannian 3-manifold with non-negative scalar curvature |
|
March 29
4:00pm (CDT) PHSC 1105 |
Alex Margolis
Vanderbilt University | Model geometries dominated by locally finite graphs |
|
April 5
4:00pm (CDT) PHSC 1105 |
András Lőrincz
University of Oklahoma | Borel-Moore homology of determinantal varieties |
|
April 12
4:00pm (CDT) PHSC 1105 |
Justin Malestein
University of Oklahoma | The density of Penner-Thurston pseudo-Anosov mapping classes |
|
April 19
4:00pm (CDT) PHSC 1105 |
Rob Merrell
University of Oklahoma | General Exam Talk: Dehn functions of coabelian subgroups (algebraic triangle method) |
|
April 20
4:00pm (CDT) PHSC 1105 |
Hayden Hunter
University of Florida | On Higher Dimensional Milnor Frames |
|
April 26
4:00pm (CDT) PHSC 1105 |
Pratit Goswami
University of Oklahoma | General Exam Talk: Dehn Functions of Coabelian Subgroups (Algebraic Square Method) |
|
May 3
4:00pm (CDT) PHSC 1105 |
Meng-Che “Turbo” Ho
California State University Northridge | Representative systems of some metabelian groups |
Fall 2022
|
September 2
4:00pm (CDT) PHSC 1105 |
Anna Fino
Università di Torino | Special Hermitian metrics and suspensions |
|
September 7
3:45pm (CDT) PHSC 809 |
Jing Tao
University of Oklahoma | On surface homeomorphisms |
|
September 14
3:45pm (CDT) PHSC 809 |
Greg Muller
University of Oklahoma | Superunitary regions of cluster algebras |
|
September 21
3:45pm (CDT) PHSC 809 |
Joshua Pankau
University of Oklahoma | Totally Real Number Fields Arising From Thurston's Construction |
|
September 28
4:00pm (CDT) PHSC 809 |
Jeremy Miller
Purdue University | Mapping class group actions on configuration spaces |
|
October 19
3:45pm (CDT) PHSC 809 |
Peter Patzt
University of Oklahoma | The quotients of the congruence subgroups of braid groups |
|
October 26
4:00pm (CDT) PHSC 809 |
Jean-Francois Lafont
Ohio State University | Knotted flats in high dimensional CAT(0) manifolds |
|
November 2
4:00pm (CDT) PHSC 809 |
Mark Pengitore
University of Virginia | Residual finiteness of the mapping class group with respect to solvable covers |
|
November 9
1:30pm (CST) PHSC 356 |
Tomoya Tatsuno
University of Oklahoma | Quarter Pinched Homogeneous Spaces of Negative Curvatures |
|
November 16
4:00pm (CST) PHSC 809 |
Ben Schmidt
Michigan State University | Preserve one, preserve all. |
Spring 2022
|
February 23
4:00pm (CST) Zoom |
Neil Hoffman (Virtual Redbud)
Oklahoma State University | Distinguishing Seifert fibered spaces and lens spaces |
|
March 2
3:45pm (CST) PHSC 809 |
Ricardo Mendes
| A geometric take on Kostant's Convexity Theorem |
|
March 9
3:45pm (CST) PHSC 809 |
Samuel Lin
| Spectral Multiplicity and Nodal Sets for Generic Torus Invariant Metrics |
|
March 23
4:00pm (CDT) PHSC 809 |
Catherine Searle
Wichita State University | Positive (p, n)-intermediate scalar curvature and cobordism |
|
March 30
4:00pm (CDT) Zoom |
Hung Tran (Virtual Redbud)
University of Oklahoma | Superexponential Dehn functions inside CAT(0) groups |
|
April 13
4:00pm (CDT) Zoom |
Sümeyra Sakalli (Virtual Redbud)
University of Arkansas | Complex ball quotients and new symplectic 4–manifolds with nonnegative signatures |
|
April 20
3:45pm (CDT) PHSC 809 |
Maya Verma
| Commensurability and quasi-isometric classification of hyperbolic surface group amalgams |
|
April 27
4:00pm (CDT) Zoom |
Yan Mary He (Virtual Redbud)
| The Nielsen realization problem for some big mapping class groups |
|
July 25
2:00pm (CDT) PHSC 1105 |
Romina Arroyo
Universidad Nacional Cordoba | Invariant SKT structures on nilmanifolds |
Fall 2021
|
September 1
3:45pm (CDT) PHSC 809 |
Justin Malestein
| The Big Swindle |
|
September 8
3:45pm (CDT) PHSC 809 |
Max Forester
| Incommensurable groups with common Cayley graphs and combinatorial models |
|
September 15
4:00pm (CDT) Zoom |
Michael Shumate (Virtual Redbud)
University of Arkansas | Grid invariants for singular Legendrian links |
|
September 22
3:45pm (CDT) PHSC 809 |
Ryan Gueli
| Unicorns and the Hyperbolicity of Arc & Curve Graphs |
|
October 6
4:00pm (CDT) Zoom |
Josh Pankau (Virtual Redbud)
University of Oklahoma | Pseudo-Anosov Stretch Factors Coming From Thurston's Construction |
|
October 13
4:00pm (CDT) Zoom |
Baris Coskunuzer
University of Texas at Dallas | Geometric Approaches on Persistent Homology |
|
October 27
4:00pm (CDT) Zoom |
Neil Hoffman (Virtual Redbud)
Oklahoma State University | Recovering knot diagrams from triangulations |
|
November 3
3:45pm (CDT) PHSC 809 |
Luke Dechow
| Isomorphisms Between Big Mapping Class Groups |
|
November 10
4:00pm (CST) Zoom |
Matt Insall
Missouri University of Science and Technology | The Fixed Point Property for Some Planar Continua - Preliminary Report |
|
November 17
4:00pm (CST) Zoom |
Jonathon Johnson (Virtual Redbud)
Oklahoma State University | Bi-orderability and pretzel knots |
|
December 10
4:00pm (CST) Zoom |
Peter Patzt (Virtual Redbud)
University of Oklahoma | Steinberg module in algebraic topology |
Spring 2021
|
March 17
4:30pm (CDT) Zoom |
Jing Tao
University of Oklahoma | Genericity of hyperbolicity, I |
|
March 24
4:30pm (CDT) Zoom |
Jing Tao
University of Oklahoma | Genericity of hyperbolicity, II |
Fall 2020
|
September 30
4:30pm (CDT) Zoom |
Hoang Thanh Nguyen
Peking University | Subgroup distortion of 3-manifold groups |
|
November 4
4:30pm (CST) Zoom |
Ricardo Mendes
University of Oklahoma | Pinched 4-manifolds |
Spring 2020
|
January 22
4:00pm (CST) PHSC 809 |
Jing Tao
University of Oklahoma | Shape of the Thurston norm ball |
|
January 29
4:00pm (CST) PHSC 809 |
Jorge Lauret
Universidad Nacional de Córdoba, Argentina | The beta operator of a homogeneous space revisited |
|
February 12
4:00pm (CST) PHSC 809 |
Hung C. Tran
University of Oklahoma | Divergence of finitely presented groups |
|
February 19
4:00pm (CST) PHSC 809 |
Emily Stark
University of Utah | Action rigidity for free products of hyperbolic manifold groups |
|
February 26
4:00pm (CST) PHSC 809 |
Ricardo Mendes
University of Oklahoma | The isometry group of spherical quotients |
|
March 4
4:00pm (CST) PHSC 313 |
Lawrence Mouillé
University of California, Riverside | Positive intermediate Ricci curvature with torus symmetries |
|
March 11
4:00pm (CDT) PHSC 809 |
Derrick Wigglesworth
University of Arkansas | Algorithmic Detection of Geometric Automorphisms of Free Groups |
|
April 8
4:00pm (CDT) Zoom |
Dustin Gaskins
University of Oklahoma | Einstein Homogeneous Spaces |
|
April 15
4:00pm (CDT) Zoom |
Jordan Danser
University of Oklahoma | Filiform Ricci Solitons |
|
April 22
4:00pm (CDT) Zoom |
Mary Cook
Arizona State University | The holonomy group under the Ricci flow |
Fall 2019
|
August 28
4:00pm (CDT) PHSC 809 |
Hung C. Tran
University of Oklahoma | The local to global property for Morse quasi-geodesics |
|
September 4
4:00pm (CDT) PHSC 809 |
Leonard Rubin
University of Oklahoma | Dimension Theory, Extension Theory, and a Product-Suspension Result |
|
September 11
4:00pm (CDT) PHSC 809 |
Jing Tao
University of Oklahoma | A tale of two metrics |
|
September 25
4:00pm (CDT) PHSC 809 |
Ricardo Mendes
University of Oklahoma | Convex Algebraic Geometry of Riemannian Curvature Operators |
|
October 2
4:00pm (CDT) PHSC 809 |
Christopher Cashen
University of Vienna | Cogrowth for group actions with strongly contracting elements |
|
October 23
4:00pm (CDT) PHSC 809 |
Boris Apanasov
University of Oklahoma | "Siamese twins construction" in Teichmüller space of hyperbolic 3-manifolds |
|
November 6
4:00pm (CST) PHSC 809 |
Leonard R. Rubin
University of Oklahoma | Extension Theory: A Product\Suspension Theorem |
Spring 2019
|
March 6
3:45 PM (CST) PHSC 809 |
Thomas Lane
University of Oklahoma | Ricci Flow on Homogeneous Spaces |
|
March 13
3:45 PM (CDT) PHSC 809 |
Jason DeVito
University of Oklahoma | Even dimensional rational homology spheres admitting double disk bundle decompositions are homeomorphic to spheres |
|
April 3
3:45 PM (CDT) PHSC 809 |
Justin Malestein
University of Oklahoma | Some Linear Representations of the Automorphism Group of a Right-Angled Artin Group |
Fall 2018
|
September 5
3:45 PM (CDT) PHSC 809 |
Leonard R. Rubin
University of Oklahoma | Countable extension dimension |
|
September 19
3:45 PM (CDT) PHSC 809 |
Jason DeVito
University of Oklahoma and UT Martin | Rational spheres admitting a double disc bundle decomposition |
|
October 3
4:00 PM (CDT) PHSC 809 |
Miguel Domínguez
ICMAT, Madrid | On isoparametric hypersurfaces in noncompact symmetric spaces |
|
October 31
3:45 PM (CDT) PHSC 809 |
Andrew Lutz
University of Oklahoma | Almost Isotropic Kähler Manifolds |
|
November 14
3:45 PM (CST) PHSC 809 |
Cory Wilson
University of Oklahoma | Totally Geodesic Orbits of Isometries |
|
December 5
3:45 PM (CST) PHSC 809 |
Andy Miller
University of Oklahoma | Right angled Coxeter groups and Diophantine quadratic forms |
Spring 2018
|
January 24
3:45 PM (CST) PHSC 809 |
Jing Tao
University of Oklahoma | Effective quasimorphisms on right-angled Artin groups |
|
January 31
3:45 PM (CST) PHSC 809 |
Max Forester
University of Oklahoma | Genus bounds in right-angled Artin groups |
|
February 14
4:00 PM (CST) PHSC 809 |
David E. Rowe
Mainz University | Max Dehn and Helmut Kneser in 1929 - or - What went wrong with Dehn's Lemma? |
|
March 7
3:45 PM (CST) PHSC 809 |
Paul Plummer
University of Oklahoma | Nielson-Thurston classification and combinatorial train tracks |
|
March 28
4:00 PM (CDT) PHSC 809 |
Martin Kerin
University of Muenster | Double disk bundle decompositions and rational ellipticity |
|
April 4
3:45 PM (CDT) PHSC 809 |
Greg Muller
University of Oklahoma | Skein algebras and marked surfaces |
|
April 11
4:00 PM (CDT) PHSC 809 |
Robert Kropholler
Tufts University | Almost finitely presented subgroups of hyperbolic groups |
|
April 18
4:00 PM (CDT) PHSC 1105 |
Mehmet Aktas
University of Central Oklahoma | The Study of Dessins d'Enfants as an Invariant of Trigonal Curves |
|
April 25
4:00 PM (CDT) PHSC 809 |
Andy Eisenberg
Oklahoma State University | A Characterization of Plain Groups via Rewriting Systems |
|
May 2
3:45 PM (CDT) PHSC 809 |
Jing Tao
University of Oklahoma | Fine geometry of the Thurston metric |
|
May 9
4:00 PM (CDT) PHSC 809 |
Jason DeVito
University of Tennessee at Martin | Almost positive curvature on an irreducible symmetric space of rank 2 |
Fall 2017
|
August 23
4:00 PM (CDT) PHSC 809 |
Ricardo Mendes
University of Cologne | Sectional curvature and the Weitzenböck formula |
|
August 30
3:45 PM (CDT) PHSC 809 |
Michael Jablonski
University of Oklahoma | Blending theorems of Lie and Nash |
|
September 6
3:45 PM (CDT) PHSC 809 |
Shihshu Walter Wei
University of Oklahoma | From geodesics to F-harmonic maps |
|
September 13
3:45 PM (CDT) PHSC 809 |
Lee Kennard
University of Oklahoma | Representations of tori and an application in Riemannian geometry |
|
September 20
3:45 PM (CDT) PHSC 809 |
Lee Kennard
University of Oklahoma | Representations of tori and an application in Riemannian geometry, II |
|
October 5
12:00 PM (CDT) PHSC 1105 |
Dave Auckly
Kansas State University | One is stabilization is enough for isotopy of surfaces |
|
October 11
3:45 PM (CDT) PHSC 809 |
Pengfei Zhang
University of Oklahoma | Generic geodesic flow on S^2 |
|
October 18
4:00 PM (CDT) PHSC 809 |
Brett Kotschwar
Arizona State University | A uniqueness theorem for asymptotically cylindrical shrinking Ricci solitons |
|
October 25
4:00 PM (CDT) PHSC 809 |
Neil Hoffman
Oklahoma State University | Determining co-hyperbolicity of 3-manifolds |
|
November 1
4:00 PM (CDT) PHSC 809 |
Yingbo Han
Xinyang Normal University and OU | On the CR Poincaré-Lelong equation, Yamabe steady solitons and structures of complete noncompact Sasakian manifolds |
|
November 8
4:00 PM (CST) PHSC 809 |
Owen Dearricott
University of Melbourne | Positive curvature in dimension 7 |
|
November 17
3:30 PM (CST) PHSC 809 |
Matt Clay
University of Arkansas | Thermodynamic metrics on outer space |
|
November 29
4:00 PM (CST) PHSC 809 |
Edgar Bering
Temple University | A McCarthy-type theorem for linearly growing outer automorphisms of a free group |
Spring 2017
|
January 25
3:45 PM (CST) PHSC 809 |
Lee Kennard
University of Oklahoma | Topological realization problems |
|
February 1
4:00 PM (CST) PHSC 809 |
Carolyn Gordon
Darthmouth College | Decoding geometry and topology from the Steklov spectrum of orbisurfaces |
|
February 8
3:45 PM (CST) PHSC 809 |
Jing Tao
University of Oklahoma | Coarse and fine geometry of the Thurston metric |
|
February 15
3:45 PM (CST) PHSC 809 |
Justin Malestein
University of Oklahoma | Burnside-like problems for Aut(Fn) and primitive homology |
|
February 22
3:45 PM (CST) PHSC 809 |
Ignat Soroko
University of Oklahoma | Uncountably many quasi-isometry classes of groups of type FP |
|
March 1
4:00 PM (CST) PHSC 809 |
Andrew Sale
Vanderbilt University | Vastness properties of McCool groups of free groups and automorphisms of RAAGs |
|
March 8
4:00 PM (CST) PHSC 809 |
Kenneth Bromberg
University of Utah | Convex co-compact subgroups of the mapping class group |
|
March 29
3:45 PM (CDT) PHSC 809 |
Thomas Lane
University of Oklahoma | Curvature on Lie Groups |
|
April 5
3:45 PM (CDT) PHSC 809 |
Anthony Martino
University of Oklahoma | Dunwoody's geometric proof of Stallings Theorem |
|
April 12
4:00 PM (CDT) PHSC 809 |
Yusheng Wang
Beijing Normal University | Curvature >= 1, diameter >= \pi/2 and rigidity (in Alexandrov geometry) |
|
April 19
3:45 PM (CDT) PHSC 809 |
Jonathan Merlini
University of Oklahoma | Rank Rigidity on 3-Manifolds |
|
April 26
4:00 PM (CDT) PHSC 809 |
Joseph Maher
CUNY | Random walks on groups with negative curvature |
|
May 3
3:45 PM (CDT) PHSC 809 |
Elahe Khalili Samani
University of Oklahoma | Topology of 8-dimensional positively curved Riemannian manifolds with symmetry |
|
May 10
4:00 PM (CDT) PHSC 809 |
Tracy Payne
Idaho State University | Evolutionary Game Theory and Applications to Geometry |
Fall 2016
|
September 7
3:45 PM (CDT) PHSC 809 |
Leonard R. Rubin
University of Oklahoma | New methods for G-acyclic resolutions in cohomological dimension |
|
September 14
3:45 PM (CDT) PHSC 809 |
Jonathan Epstein
University of Oklahoma | Topological entropy of magnetic flows on nilmanifolds |
|
September 21
4:00 PM (CDT) PHSC 809 |
Dave Auckly
Kansas State University | Equivariant Homology Cobordism |
|
September 28
3:45 PM (CDT) PHSC 809 |
Boris Apanasov
University of Oklahoma | Topological barriers for maps, M.A.Lavrentiev problem, and 4-cobordisms |
|
October 5
3:45 PM (CDT) PHSC 809 |
Shihshu Walter Wei
University of Oklahoma | Distance Functions, Hessian, Radial Curvature and Mean Curvature |
|
October 12
3:45 PM (CDT) PHSC 809 |
Ravi Shankar
University of Oklahoma | New metrics of non-negative sectional curvature on exotic spheres |
|
October 19
4:00 PM (CDT) PHSC 809 |
Maria Emilia Descotte
University of Buenos Aires | 2-Pro-object theory |
|
October 26
4:00 PM (CDT) PHSC 809 |
Wolfgang Ziller
University of Pennsylvania | Graph manifolds, nullity and the Nomizu conjecture |
|
November 2
4:00 PM (CDT) PHSC 809 |
Dmytro Yeroshkin
Idaho State University | Manifolds with density and measure |
|
December 7
3:45 PM (CST) PHSC 809 |
Michael Tilles
University of Oklahoma | Geometry of 2-step nilpotent Lie groups |
Spring 2016
|
February 3
3:45 PM (CST) PHSC 809 |
Justin Malestein
University of Oklahoma | Arithmetic quotients of the mapping class group from covers |
|
February 10
3:45 PM (CST) PHSC 809 |
Ignat Soroko
University of Oklahoma | Dehn functions of subgroups of right-angled Artin groups |
|
February 17
3:45 PM (CST) PHSC 809 |
KB Lee
University of Oklahoma | Some infra-nilmanifolds of dimension 6 |
|
February 24
4:00 PM (CST) PHSC 809 |
Andrew Putman
Rice University | The high-dimensional cohomology of the moduli space of curves with level structures |
|
March 9
4:00 PM (CST) PHSC 809 |
Mark Pengitore
Purdue | Effective Separability of Nilpotent Groups |
|
March 30
4:00 PM (CDT) PHSC 809 |
Richard Webb
University College, London | Locally infinite complexes, combinatorial isoperimetric inequalities and CAT(0) metrics |
|
April 20
3:45 PM (CDT) PHSC 809 |
Shihshu Walter Wei
University of Oklahoma | The Geometry and Topology of Locally Conformally Flat Manifolds, Quasiconformal and Quasiregular Mappings |
|
April 27
4:00 PM (CDT) PHSC 809 |
Huy T. Nguyen
University of Oklahoma | Harmonic forms on Kahler manifolds |
|
May 4
3:45 PM (CDT) PHSC 809 |
Robert Tang
University of Oklahoma | Veech surfaces and simple closed curves |
|
May 31
3:30 PM (CDT) PHSC 809 |
Ramiro Lafuente
University of Muenster | On a gap theorem for Ricci flatness on homogeneous spaces and its applications |
Fall 2015
|
September 2
3:45 PM (CDT) PHSC 809 |
Leonard Rubin
University of Oklahoma | Examples of Pseudo-compact Spaces and Their Products |
|
September 9
3:45 PM (CDT) PHSC 809 |
Jeff Meyer
University of Oklahoma | Geodesics and Surfaces: A Rigid Interaction |
|
September 16
3:45 PM (CDT) PHSC 809 |
Ravi Shankar
University of Oklahoma | Semi-free circle actions on 5-manifolds |
|
September 23
3:45 PM (CDT) PHSC 809 |
Max Forester
University of Oklahoma | Effective quasimorphisms for right-angled Artin groups |
|
September 30
4:00 PM (CDT) PHSC 809 |
Camille Horbez
University of Utah | Subgroups of the automorphism group of a free product |
|
October 21
3:45 PM (CDT) PHSC 809 |
Max Forester
University of Oklahoma | Quasimorphisms on right-angled Artin groups |
|
November 11
4:00 PM (CST) PHSC 809 |
Andrey Vesnin
Russian Academy of Sciences (Sobolev Institute of Mathematics in Novosibirsk) | From right-angled polyhedra to manifolds and links |
|
November 18
3:45 PM (CST) PHSC 1105 |
Walter Wei
University of Oklahoma | Lawson-Simons Conjecture, Cohomology Algebra, Complex Analysis, and Characteristic Classes |
|
November 30
3:30pm (CST) PHSC 359 |
Tommy Murphy
Cal. State University, Fullerton | Complex Riemannian foliations of Hermitian symmetric spaces. |
|
December 2
3:45 PM (CST) PHSC 809 |
Ben Stucky
University of Oklahoma | Applications of Graph Folding |
|
December 9
4:00 PM (CST) PHSC 809 |
Catherine Searle
Wichita State University | Non-negative curvature and torus actions |
Spring 2015
|
January 21
4:00 PM (CST) PHSC 809 |
Henry Segerman
Oklahoma State University | Pachner moves and crushing normal surfaces |
|
January 28
3:45 PM (CST) PHSC 809 |
Jing Tao
University of Oklahoma | Growth Tight Actions |
|
February 18
4:00 PM (CST) PHSC 1105 |
Catherine Pfaff
Universität Bielefeld | When Outer Space behaves like Teichmuller space (or hyperbolic spaces) & how we can use this to understand Out(F_n) |
|
March 25
4:00 PM (CDT) PHSC 809 |
Funda Gultepe
University of Illinois at Urbana-Champaign | Constructing fully irreducible automorphisms of the free group via geometric Dehn twisting |
|
April 1
4:00 PM (CDT) PHSC 809 |
Thomas Koberda
Yale | Convex cocompactness in right-angled Artin groups |
|
April 22
4:00 PM (CDT) PHSC 1105 |
Benjamin Linowitz
University of Michigan | Effective rigidity in spectral geometry |
|
April 29
4:00 PM (CDT) PHSC 115 |
Peter Petersen
UCLA | Uniqueness of Warped Product Einstein Metrics |
Fall 2014
|
August 20
4:00 PM (CDT) PHSC 1105 |
Lina Wu
BMCC, CUNY | Studying Harmonic Differential Forms by Extending the Scope of Lq Growth |
|
September 3
3:45 PM (CDT) PHSC 809 |
Robert Tang
University of Oklahoma | Shadows of Teichmueller discs in the curve graph |
|
September 10
3:45 PM (CDT) PHSC 809 |
Garrett Alston
University of Oklahoma | Holomorphic curves in symplectic and contact geometry, I |
|
September 17
3:45 PM (CDT) PHSC 809 |
Garrett Alston
University of Oklahoma | Holomorphic curves in symplectic and contact geometry, II |
|
September 24
3:45 PM (CDT) PHSC 809 |
Jing Tao
University of Oklahoma | Uniform growth rate |
|
October 1
4:00 PM (CDT) PHSC 809 |
Talia Fernós
UNC Greensboro | Rigidity of actions on CAT(0) cube complexes |
|
October 8
3:45 PM (CDT) PHSC 809 |
Noel Brady
University of Oklahoma | Hyperbolic Hydra |
|
November 5
3:45 PM (CST) PHSC 809 |
Chenxu He
University of Oklahoma | Infinitesimal rigidity of gradient steady Ricci soliton in dimension three |
|
November 12
3:45 PM (CST) PHSC 809 |
Ignat Soroko
University of Oklahoma | Virtually special free-by-cyclic groups |
|
December 3
3:45 PM (CST) PHSC 809 |
Michael Jablonski
University of Oklahoma | Einstein solvmanifolds have maximal symmetry |
Spring 2014
|
January 17
3:30 PM (CST) PHSC 809 |
Dan Knopf
University of Texas at Austin | Type-II singularities of Ricci flow |
|
January 22
4:00 PM (CST) PHSC 809 |
John Harvey
University of Notre Dame | Orbifolds and Alexandrov geometry |
|
January 29
3:45 PM (CST) PHSC 809 |
Will Wylie
Syracuse University | Sectional Curvature for Riemannian manifolds with density. |
|
February 5
4:30 PM (CST) PHSC 809 |
Trent Schirmer
Oklahoma State University | Heegaard splittings, free tangle decompositions, and the fundamental group of knots |
|
February 12
4:00 PM (CST) PHSC 809 |
Mark Feighn
Rutgers University-Newark | Folding paths in Outer space |
|
February 19
3:45 PM (CST) PHSC 809 |
Max Forester
University of Oklahoma | Trees and stable commutator length |
|
February 25
4:00 PM (CST) PHSC 1105 |
Vera Tonic
Ben Gurion University | Introduction to asymptotic dimension theory for discrete groups |
|
March 26
3:45 PM (CDT) PHSC 809 |
Michael Jablonski
University of Oklahoma | A step towards the Alekseevskii Conjecture. |
|
April 2
4:00 PM (CDT) PHSC 809 |
Danielle O'Donnol
Oklahoma State University | Legendrian Graphs |
|
April 9
4:00 PM (CDT) PHSC 809 |
Sean Bowman
Oklahoma State University | Knots in the page of an open book |
|
April 23
3:45 PM (CDT) PHSC 809 |
Scott Thuong
University of Oklahoma | All Four-Dimensional Infra-Solvmanifolds are Boundaries |
|
April 30
3:45 PM (CDT) PHSC 809 |
Ignat Soroko
University of Oklahoma | A new linearity criterion of Bou-Rabee and McReynolds |
Fall 2013
|
August 28
3:45 PM (CDT) PHSC 809 |
Jeffrey Meyer
University of Oklahoma | A Geometric Introduction to Arithmetic Groups |
|
September 4
3:45 PM (CDT) PHSC 809 |
Jeffrey Meyer
University of Oklahoma | An Introduction to Spectral Geometry of Arithmetic Locally Symmetric Spaces (a.k.a - A Geometric Introduction to Arithmetic Groups - Part II) |
|
September 11
3:45 PM (CDT) PHSC 1105 |
Shihshu Walter Wei
University of Oklahoma | New Comparison Theorems and Cohomology Groups |
|
September 18
3:45 PM (CDT) PHSC 809 |
Matthew Lynam
University of Oklahoma | Extensional Maps |
|
October 2
3:45 PM (CDT) PHSC 809 |
Ravi Shankar
University of Oklahoma | Rigidity of spherical rank for a lower curvature bound |
|
October 9
3:45 PM (CDT) PHSC 809 |
Michael Jablonski
University of Oklahoma | An equivalence of conjectures |
|
October 16
3:45 PM (CDT) PHSC 809 |
Michael Jablonski
University of Oklahoma | An equivalence of conjectures, part II |
|
October 23
3:45 PM (CDT) PHSC 809 |
Chenxu He
University of Oklahoma | Linear stability of gradient shrinking Ricci solitons |
|
October 30
3:45 PM (CDT) PHSC 809 |
Joel Louwsma
University of Oklahoma | Stable commutator length in Baumslag-Solitar groups |
|
November 6
3:45 PM (CST) PHSC 809 |
Noel Brady
University of Oklahoma | Homotopical and homological Dehn functions are different |
|
November 13
3:45 PM (CST) PHSC 809 |
Chenxu He
University of Oklahoma | Linear stability of gradient shrinking Ricci solitons, II |
|
November 20
3:45 PM (CST) PHSC 809 |
Leonard Rubin
University of Oklahoma | The Topology of Direct Limits of Direct Systems Induced by Maps |
|
December 4
4:00 PM (CST) PHSC 809 |
Sam Taylor
The University of Texas at Austin | Subfactor projections and fully irreducible automorphisms of free groups |
Spring 2013
|
January 23
3:45 PM (CST) PHSC 809 |
Murad Ozaydin
University of Oklahoma | Topological Robotics - Restricted Configuration Spaces |
|
January 30
3:45 PM (CST) PHSC 809 |
Murad Ozaydin
University of Oklahoma | Topological Robotics - Restricted Configuration Spaces II |
|
February 6
3:45 PM (CST) PHSC 809 |
Shihshu Walter Wei
University of Oklahoma | A generalized Bochner's method and its applications in real and complex geometry and topology |
|
February 13
3:45 PM (CST) PHSC 809 |
Shihshu Walter Wei
University of Oklahoma | A generalized Bochner's method and its applications in real and complex geometry and topology II |
|
March 6
3:45 PM (CST) PHSC 809 |
Chenxu He
University of Oklahoma | Riemannian manifolds with positive or non-negative sectional curvature |
|
April 17
3:45 PM (CDT) PHSC 809 |
Jing Tao
University of Oklahoma | The shape of moduli space |
|
May 1
3:45 PM (CDT) PHSC 1105 |
Yoe Herrera
University of Oklahoma | Intersection Numbers in a Surface |
Fall 2012
|
September 12
4:00 PM (CDT) PHSC 809 |
Lee Kennard
UC Santa Barbara | Two conjectures of Hopf in the presence of symmetry |
|
September 19
3:45 PM (CDT) PHSC 809 |
Chenxu He
University of Oklahoma | Existence and uniqueness of Einstein metrics on warped products |
|
September 26
3:45 PM (CDT) PHSC 809 |
Jing Tao
University of Oklahoma | Thurston metric on Teichmuller space |
|
October 17
3:45 PM (CDT) PHSC 809 |
Jean Sun
University of Oklahoma | Growth, Projections and Bounded Generation of Mapping Class Groups |
|
October 24
3:45 PM (CDT) PHSC 809 |
Michael Jablonski
University of Oklahoma | How to build an isometry group. |
|
October 31
3:45 PM (CDT) PHSC 809 |
William Carter
University of Oklahoma | Nice Examples of Non-Unique Product Groups |
|
November 7
3:45 PM (CST) PHSC 809 |
Leonard Rubin
University of Oklahoma | Simplified Proofs of the Z/p- and Q-resolution Theorems |
|
November 28
4:00 PM (CST) PHSC 809 |
Spencer Dowdall
University of Illinois at Urbana-Champaign | Kleinian convex cocompact subgroups of mapping class groups |
|
December 5
3:45 PM (CST) PHSC 809 |
Rachel Wright
University of Oklahoma | Right-angled Artin groups as totally reflected systems |