# Geometry, Topology, Physics Archives

Date Speakers
Wednesday, March 22, 2017 - 16:00 to 16:50
Geometries by Holonomies
Jacob Gross
University of Pittsburgh
Wednesday, March 15, 2017 - 16:00 to 16:50
Poisson geometry in noncommutative algebra
Xingting Wang
Temple University
Wednesday, February 22, 2017 - 16:00 to 16:50
Breaking half-bad: mappings into the Heisenberg group with high Holder exponent
Wednesday, February 15, 2017 - 16:00 to 16:50
A proof of the Freudenthal Suspension Theorem using elementary techniques from Differential Topology
Wednesday, February 8, 2017 - 16:00 to 16:50
Formal group laws and complex cobordism
Wednesday, February 1, 2017 - 16:00 to 16:50
Optimal packings of planar surfaces
Wednesday, January 25, 2017 - 16:00 to 16:50
Carrier graphs for fundamental groups of hyperbolic 3-manifolds
Wednesday, January 18, 2017 - 16:00 to 16:50
Riemann-Roch and Elliptic Curves
Jacob Gross
University of Pittsburgh
Wednesday, January 11, 2017 - 16:00 to 16:50
Organizational meeting
Wednesday, December 7, 2016 - 14:00 to 14:50
Character variety and Deformation space of a Hyperbolic manifold
Tuesday, November 29, 2016 - 14:00 to 14:50
The Caloron Correspondence: Instantons, Monopoles, and String Classes
Matthew Wheeler
University of Arizona
Tuesday, November 15, 2016 - 14:00 to 14:50
The most principled letter
Tuesday, November 8, 2016 - 14:00 to 14:50
K-theory and the classification of real division algebras
Jack Hafer
University of Pittsburgh
Tuesday, November 1, 2016 - 14:00 to 14:50
Hidden Symmetries and Commensurability of 2-bridge link complements.
William Worden
Temple University
Tuesday, October 25, 2016 - 14:00 to 14:50
Construction of the figure-8 knot complement
Tuesday, October 4, 2016 - 14:00
Growth of Betti numbers via foliated limits
Ian Biringer
Boston College
Tuesday, September 27, 2016 - 14:00 to 14:50
Pontryagin-Thom construction: a peek into the role of cobordism in homotopy theory.
Tuesday, September 20, 2016 - 14:00 to 14:50
Advanced calculus + Sard's Theorem = Lots of Topology!
Tuesday, September 13, 2016 - 14:00 to 14:50
The hyperbolic three-punctured sphere
Tuesday, September 6, 2016 - 14:00 to 14:50
Organizational meeting
Monday, June 13, 2016 - 16:00
Equivariant Differential Characters
Corbett Redden
Long Island University
Wednesday, April 27, 2016 - 15:00 to 15:50
K(G,1) spaces and Graphs of Groups
Tuesday, April 26, 2016 - 14:00 to 14:50
Topological group structure for the fundamental group
Wednesday, April 20, 2016 - 15:00 to 15:50
Can a metric on a manifold give us the global topology? Yes.
Wednesday, April 13, 2016 - 15:00 to 15:50
Lipschitz homotopy groups of the Heisenberg groups (II)
Wednesday, April 6, 2016 - 15:00 to 15:50
Lipschitz homotopy groups of the Heisenberg groups
Wednesday, March 30, 2016 - 15:00 to 15:50
Barycentric straightening and bounded cohomology
Shi Wang
Ohio State University
Wednesday, March 16, 2016 - 15:00 to 16:00
Packings of hyperbolic surfaces
Wednesday, March 2, 2016 - 15:00 to 16:00
Lie groups, Lie algebras and representations: concrete examples for beginners
Wednesday, February 17, 2016 - 15:00 to 15:50
Connection, Curvature, and Chern class in Kahler geometry (II)
Thursday, February 11, 2016 - 14:00 to 14:50
Connection, Curvature and Chern class in Kahler geometry
Wednesday, December 2, 2015 - 15:00 to 15:50
Symplectic reduction
Wednesday, November 4, 2015 - 15:00 to 16:00
Open problems on Teichmueller and moduli spaces
Wednesday, October 28, 2015 - 15:00 to 16:00
Chern-Weil theory for equivariant bundles
Corbett Redden
Long Island University
Wednesday, October 28, 2015 - 15:00 to 16:00
Chern-Weil theory for equivariant bundles
Corbett Redden
Long Island University
Wednesday, October 21, 2015 - 15:00 to 16:00
The isometric embedding problem: manifolds vs. polyhedra, rigidity vs. flexibility
Barry Minemyer
Ohio State
Wednesday, October 14, 2015 - 16:00 to 17:00
Fenchel-Nielsen coordinates for Teichmueller space
Wednesday, September 30, 2015 - 16:00 to 16:50
The moduli space of Euclidean tori is the modular orbifold (cont'd)
Wednesday, September 23, 2015 - 16:00 to 17:00
The moduli space of Euclidean tori is the modular orbifold
Wednesday, September 16, 2015 - 16:00 to 16:51
The Euler class and some obstruction theory
Wednesday, September 9, 2015 - 16:00 to 17:00
Holes in the character variety
Eric Chesebro
University of Montana
Wednesday, September 2, 2015 - 04:00 to 05:00
Organizational meeting
Thursday, December 11, 2014 - 15:00 to 15:50
Computations with the Cech-de Rham complex
Thursday, December 4, 2014 - 15:00 to 15:50
The Cech-de Rham complex II
Thursday, November 20, 2014 - 15:00 to 15:50
K-theory in String Theory
Jarah Evslin
TPCSF, Beijing
Thursday, November 13, 2014 - 15:00 to 15:50
The Cech-de Rham complex
Thursday, November 6, 2014 - 15:00 to 15:50
Survey of cohomology IV
Thursday, October 30, 2014 - 15:00 to 15:50
Survey of cohomology III
Thursday, October 23, 2014 - 15:00 to 15:50
Survey of cohomology II
Thursday, October 16, 2014 - 15:00 to 15:50
Survey of Cohomology
Thursday, October 9, 2014 - 15:00 to 15:50
Overview of Geometry and Topology inspired by Mathematical Physics
Friday, April 25, 2014 - 15:00 to 16:00
Math 3761 (Index Theory) student presentations 5
Friday, April 25, 2014 - 14:00 to 15:00
Math 3761 (Index Theory) student presentations 4
Friday, April 25, 2014 - 13:00 to 14:00
Math 3761 (Index Theory) student presentations 3
Thursday, April 24, 2014 - 14:00 to 15:00
Math 3761 (Index Theory) student presentations 2
Thursday, April 24, 2014 - 13:00 to 14:00
Math 3761 (Index Theory) student presentations 1
Wednesday, April 9, 2014 - 17:30 to 18:30
Higher products in differential spectra II
Wednesday, April 2, 2014 - 17:30 to 18:30
Higher products in differential spectra
Wednesday, March 26, 2014 - 17:30 to 18:30
The Whitehead tower of a topological space
Wednesday, March 19, 2014 - 17:30 to 18:30
Introduction to gerbes
Wednesday, March 5, 2014 - 17:30 to 18:30
Twisted spectra and twisted topological structures II
Hisham Sati
Wednesday, February 26, 2014 - 17:30 to 18:30
Twisted spectra and twisted topological structures
Wednesday, February 19, 2014 - 17:30 to 18:30
Homotopy 2-types: crossed modules and 2-group(oid)s
Wednesday, February 12, 2014 - 17:30 to 18:30
Topos theory of homotopy types
Wednesday, February 5, 2014 - 17:30 to 18:30
Algebraic models of finite homotopy types
Thursday, January 30, 2014 - 15:00 to 16:00
Groupoids via geometry and topology
Thursday, January 16, 2014 - 15:00 to 16:00
Categories of spaces in differential topology
Thursday, January 9, 2014 - 15:00 to 16:00
Sheaf cohomology
University of Pittsburgh
Thursday, December 12, 2013 - 10:00 to 13:00
Math 3760 Generalized cohomology student presentations
Wednesday, November 20, 2013 - 15:00 to 15:52
Calculating the Chern-Simons invariant of bundles with flat connection
Wednesday, November 13, 2013 - 15:00 to 15:50
3+1 and 4+1 TQFTs via categorification and Khovanov homology
Friday, November 1, 2013 - 14:00 to 14:50
Short course on $\Theta_n$-spaces -- lecture 3
Karol Szumiło
University of Bonn
Thursday, October 31, 2013 - 13:30 to 14:20
Short course on $\Theta_n$-spaces -- lecture 2
Karol Szumiło
University of Bonn
Wednesday, October 30, 2013 - 15:00 to 15:50
Short course on $\Theta_n$-spaces -- lecture 1
Karol Szumiło
University of Bonn
Wednesday, October 23, 2013 - 15:00 to 15:50
Introduction to abstract homotopy theory
Wednesday, October 16, 2013 - 15:00 to 15:50
Chern-Simons theory as a TQFT II
Wednesday, October 9, 2013 - 15:00 to 15:50
Chern-Simons as a TQFT
Wednesday, October 2, 2013 - 15:00 to 16:00
3d Topological quantum field theories and modular tensor categories
Wednesday, September 25, 2013 - 15:00 to 15:50
Topological quantum field theories and cobordisms: general structure
Wednesday, September 18, 2013 - 15:00 to 15:50
2d topological quantum field theories and Frobenius algebras
Wednesday, September 11, 2013 - 15:00 to 15:50
What's so complicated about low-dimensional bordism categories? (II)
Wednesday, September 4, 2013 - 15:00 to 15:51
What's so complicated about low-dimensional bordism categories?
Jason DeBlois
Wednesday, September 4, 2013 - 15:00 to 15:51
What's so complicated about low-dimensional bordism categories?