
AMS Sectional Meeting AMS Special Session
Current as of Sunday, October 23, 2011 00:29:39
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2011 Fall Central Section Meeting
University of NebraskaLincoln, Lincoln, NE
October 1416, 2011 (Friday  Sunday)
Meeting #1074
Associate secretaries:
Georgia Benkart, AMS benkart@math.wisc.edu
Special Session on Algorithmic and Geometric Properties of Groups and Semigroups

Friday October 14, 2011, 4:00 p.m.5:50 p.m.
Special Session on Algorithmic and Geometric Properties of Groups and Semigroups, I
Room 119, Avery Hall Organizers: Susan Hermiller, University of NebraskaLincoln shermiller2@math.unl.edu John Meakin, University of NebraskaLincoln

Saturday October 15, 2011, 8:00 a.m.10:50 a.m.
Special Session on Algorithmic and Geometric Properties of Groups and Semigroups, II
Room 119, Avery Hall Organizers: Susan Hermiller, University of NebraskaLincoln shermiller2@math.unl.edu John Meakin, University of NebraskaLincoln

Saturday October 15, 2011, 2:30 p.m.4:20 p.m.
Special Session on Algorithmic and Geometric Properties of Groups and Semigroups, III
Room 119, Avery Hall Organizers: Susan Hermiller, University of NebraskaLincoln shermiller2@math.unl.edu John Meakin, University of NebraskaLincoln

2:30 p.m.
Spectral rigidity of automorphic orbits in free groups.
Ilya Kapovich*, University of Illinois at UrbanaChampaign
Mathieu Carette, Université catholique de Louvain
Stefano Francaviglia, Department of Mathematics, University of Bologna
Armando Martino, School of Mathematics, University of Southampton
(10742063)

3:00 p.m.
Towards the Second Integral Homology of $IA_3$.
Owen Baker*, McMaster University
(107420189)

3:30 p.m.
On the linearity of automorphism groups of rightangled Artin groups.
Hanna Bennett*, University of Michigan
(107420232)

4:00 p.m.
On restricting free factors in relatively free groups.
Lucas Sabalka*, Binghamton University
Dmytro Savchuk, Binghamton University
(107420141)

Sunday October 16, 2011, 8:00 a.m.11:20 a.m.
Special Session on Algorithmic and Geometric Properties of Groups and Semigroups, IV
Room 119, Avery Hall Organizers: Susan Hermiller, University of NebraskaLincoln shermiller2@math.unl.edu John Meakin, University of NebraskaLincoln

8:00 a.m.
Poset cohomology, Leray numbers and the global dimension of left regular bands.
Stuart W Margolis, BarIlan University
Franco Saliola, University of Quebec at Montreal
Benjamin Steinberg*, City College of New York
(10742061)

8:30 a.m.
Promotion maps for group actions.
Max Forester*, University of Oklahoma
(107455282)

9:00 a.m.
Ends of Semigroups.
Vesna Kilibarda*, Indiana University Northwest
Simon Craik, University of St Andrews
Robert D. Gray, University of St Andrews
Victor Maltcev, University of St Andrews
James D. Mitchell, University of St Andrews
Nik Ruskuc, University of St Andrews
(107420120)

9:30 a.m.
Centralizers of finite subgroups of the mapping class group and almost fixed points in the curve complex.
Hao Liang*, University of Illinois at Chicago
(107420127)

10:00 a.m.
$\mathbb{Z}^n$free groups are CAT(0).
Inna Bumagin*, Carleton University
(107420223)

10:30 a.m.
A class of metabelian automaton groups.
David McCune*, University of NebraskaLincoln
(107420264)

11:00 a.m.
On nary adding machines and solvable groups.
Said N. Sidki*, Universidade de Brasilia
(10742085)
Inquiries: meet@ams.org

