Topology & Geometric Group Theory Seminar
Topology & Geometric Group Theory Seminar
List of Talks given in 2007-08
| Tuesday, September 4 | Roland Roeder, University of Toronto Computing arithmetic invariants for hyperbolic reflection groups |
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| Tuesday, September 11 | Ken Brown, Cornell University Automorphisms of buildings have infinite displacement |
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| Tuesday, September 18 | Kasra Rafi, University of Connecticut The curve complex is rigid |
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| Tuesday, September 25 | Brad Forrest, Cornell University Degree subcomplexes of Auter space |
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| Tuesday, October 2 | Laurent Bartholdi, École Polytechnique Federale de Lausanne Amenable groups and algebras |
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| Tuesday, October 9 | Alireza Golsefidy, Princeton University Lattices with small covolume |
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| Tuesday, October 16 | Uzy Hadad, Hebrew University Uniform Kazhdan constant for some families of linear groups |
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| Tuesday, October 23 | Reyer Sjamaar, Cornell University Divided difference operators in equivariant cohomology |
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| Tuesday, October 30 | Yvonne Lai, University of California at Davis Using simplicial trees to generate an effective compactness theorem for Coxeter groups |
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| Tuesday, November 6 | Allen Knutson, University of California, San Diego Schubert calculus and geometric shifting: combinatorics meets combinatorics, via geometry |
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| Tuesday, November 13 | Bogdan Petrenko, SUNY Brockport Some formulas for the smallest number of generators for finite direct sums of matrix algebras |
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| Thursday, November 15 | Tony Bahri, Rider University Piecewise polynomials and the equivariant cohomology of weighted projective spaces |
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| Tuesday, November 20 | Vesselin Drensky, Bulgarian Academy of Sciences Automorphisms and derivations of polynomial and free associative algebras |
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| Tuesday, November 27 | Martin Kassabov, Cornell University Generating polycyclic groups |
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| Tuesday, February 5 | Danny Calegari, California Institute of Technology Stable commutator length is rational in free groups |
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| Tuesday, February 12 | José Burillo, Universitat Politécnica de Catalunya Commensurators and finite-index subgroups of Thompson's group F |
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| Tuesday, February 19 | Anne Thomas, Cornell University Existence, covolumes, and commensurators of lattices acting on polyhedral complexes |
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| Tuesday, February 26 | Seonhee Lim, Cornell University Volume entropy rigidity for hyperbolic buildings |
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| Tuesday, March 4 | Corinna Ulcigrai, University of Bristol On the ergodic properties of multi-valued Hamiltonian flows |
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| Thursday, March 6 | Peter Abramenko, University of Virginia Finiteness properties of some discrete groups |
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| Tuesday, March 11 | Alireza Golsefidy, Princeton University Translates of horospherical measures and counting problems |
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| Tuesday, April 1 | Tomoo Matsumura, Max Planck Institute The stringy cohomology of symmetric product of an orbifold |
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| Tuesday, April 8 | Bronlyn Wassink, Binghamton University Finite-index subgroups of Thompson's group F |
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| Tuesday, April 15 | Jason Manning, University at Buffalo Geometric Dehn filling of high-dimensional hyperbolic manifolds |
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| Tuesday, April 22 | Karen Vogtmann, Cornell University Automorphism groups of right-angled Artin groups |
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| Tuesday, April 29 | Tara Holm, Cornell University Introduction to symplectic geometry |