AMS Sectional Meeting Program by Special Session

Current as of Wednesday, April 13, 2005 08:32:23

Associate secretaries:
Lesley M Sibner, AMS lsibner@duke.poly.edu

Saturday April 2, 2005, 8:30 a.m.-10:40 a.m.
Special Session on Arithmetic Groups and Related Topics, I
Room 130, Smith Hall
Organizers:
Alexander Lubotzky, Hebrew University of Jerusalem alexlub@math.huji.ac.il
Andrei Rapinchuk, University of Virginia asr3x@weyl.math.virginia.edu
- 8:30 a.m.
  Finiteness properties of arithmetic groups over function fields.
  Kai-Uwe Bux, University of Virginia
  Kevin Wortman*, Cornell University
  (1005-20-37)
- 9:05 a.m.
  A geometric proof that $\mathrm{SL}_2(\mathbf{Z}[t,t^{-1}])$ is not finitely presented.
  Kai-Uwe Bux*, University of Virginia
  Kevin Wortman, Cornell University
  (1005-20-40)
- 9:40 a.m.
  {\it $p$-adic deformation of automorphic cohomology}.
  Avner Ash*, Boston College
  (1005-11-26)
- 10:15 a.m.
  Injectivity problems in non-abelian galois cohomology of algebraic groups.
  P B Barquero-Salavert*, The Graduate Center, CUNY
  (1005-20-53)

Saturday April 2, 2005, 3:00 p.m.-5:45 p.m.
Special Session on Arithmetic Groups and Related Topics, II
Room 130, Smith Hall
Organizers:
Alexander Lubotzky, Hebrew University of Jerusalem alexlub@math.huji.ac.il
Andrei Rapinchuk, University of Virginia asr3x@weyl.math.virginia.edu
- 3:00 p.m.
  Lattices, Buildings and Kac-Moody Groups.
  Lisa Carbone*, Rutgers University
  (1005-20-79)
- 3:35 p.m.
  Arithmeticity of rank-1 lattices with dense commensurators in positive characteristic.
  Lucy Lifschitz*, University of Oklahoma
  (1005-20-45)
- 4:10 p.m.
  Zariski-dense subgroups of semisimple Lie groups and Number theory.
  Gopal Prasad*, University of Michigan, Ann Arbor, MI
  (1005-22-31)
- 4:45 p.m.
  A question of Siegel.
  Herbert Abels*, Universitaet Bielefeld, Germany
  (1005-22-76)
- 5:20 p.m.
  Some arithmetic groups that cannot act on the line.
  Lucy Lifschitz, University of Oklahoma
  Dave Witte Morris*, University of Lethbridge
  (1005-20-56)

Sunday April 3, 2005, 8:10 a.m.-10:50 a.m.
Special Session on Arithmetic Groups and Related Topics, III
Room 130, Smith Hall
Organizers:
Alexander Lubotzky, Hebrew University of Jerusalem alexlub@math.huji.ac.il
Andrei Rapinchuk, University of Virginia asr3x@weyl.math.virginia.edu
- 8:40 a.m.
  On centrality of the congruence kernel (joint work with Gopal Prasad).
  Andrei S. Rapinchuk*, University of Virginia
  (1005-20-23)
- 9:15 a.m.
  The Auslander conjecture and dynamics of affine transformations.
  Gregory Soifer*, Yale University
  (1005-22-47)
- 9:50 a.m.
  Non-finitely generated groups between $SL_2(R)$ and $SL_2(K)$.
  Peter Abramenko*, University of Virginia
  (1005-20-126)
- 10:25 a.m.
  Bounded generation of $S$-arithmetic subgroups of isotropic orthogonal groups over number fields.
  Igor V. Erovenko*, University of North Carolina at Greensboro
  Andrei S. Rapinchuk, University of Virginia
  (1005-20-25)

Sunday April 3, 2005, 3:00 p.m.-5:45 p.m.
Special Session on Arithmetic Groups and Related Topics, IV
Room 130, Smith Hall
Organizers:
Alexander Lubotzky, Hebrew University of Jerusalem alexlub@math.huji.ac.il
Andrei Rapinchuk, University of Virginia asr3x@weyl.math.virginia.edu
- 3:00 p.m.
  A nonsolvable factor of the multiplicative group of a quaternion algebra.
  Louis H. Rowen*, Bar-Ilan University
  (1005-20-140)
- 3:35 p.m.
  Finite Galois stable groups of matrices.
  Marcin Mazur*, Binghamton University
  (1005-11-41)
- 4:10 p.m.
  Minimum co-volume of lattices in a classical Chevalley group over ${\mathbb F}_q((1/t))$.
  Alireza Salehi Golsefidy*, Yale University
  (1005-22-24)
- 4:45 p.m.
  Finite presentation of $SL_1(D)$.
  Mikhail V Ershov*, Yale University
  (1005-20-38)
- 5:20 p.m.
  New Examples of Groups with Property Tau.
  Martin Kassabov*, Cornell University
  Nikolay Nikolov, University of Oxford
  (1005-20-57)

Inquiries: meet@ams.org