
AMS Sectional Meeting Full Program
Current as of Saturday, April 23, 2005 00:22:16
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Inquiries: meet@ams.org
2005 Spring Western Section Meeting
Santa Barbara, CA, April 1617, 2005
Meeting #1007
Associate secretaries: Michel L Lapidus, AMS lapidus@math.ucr.edu, lapidus@mathserv.ucr.edu
Saturday April 16, 2005

Saturday April 16, 2005, 7:15 a.m.4:00 p.m.
Meeting Registration
Foyer, Girvetz Hall

Saturday April 16, 2005, 7:15 a.m.4:00 p.m.
Exhibit and Book Sale
Foyer, Girvetz Hall

Saturday April 16, 2005, 8:00 a.m.10:50 a.m.
Special Session on Curvature in Group Theory and Combinatorics, I
Room 2119, Girvetz Hall Organizers: Laura M. Anderson, State University of New York at Binghamton laura@math.binghamton.edu
Noel Patrick Brady, University of Oklahoma nbrady@math.ou.edu
Robin Forman, Rice University forman@math.rice.edu
Jonathan P. McCammond, University of California Santa Barbara jon.mccammond@math.ucsb.edu

Saturday April 16, 2005, 8:00 a.m.10:50 a.m.
Special Session on Algebraic Geometry and Combinatorics, I
Room 2120, Girvetz Hall Organizers: Alexander Yong, University of California Berkeley ayong@math.berkeley.edu
Allen Knutson, University of California Berkeley allenk@math.berkeley.edu

8:00 a.m.
Polyhedral geometry in the McKay correspondence.
Diane Maclagan*, Rutgers University
(100714197)

8:30 a.m.
Stanley's convolution and Koszul duality for dual affine toric varieties.
Tom Braden*, University of Massachusetts, Amherst
Valery Lunts, Indiana University
(100714149)

9:00 a.m.
Ehrhart polynomials and stringy Betti numbers.
Mircea Mustata, University of Michigan, Ann Arbor
Sam Payne*, University of Michigan, Ann Arbor
(100714228)

9:30 a.m.
KazhdanLusztig polynomials for hypertoric varieties.
Ben T Webster*, University of California, Berkeley
(100714199)

10:00 a.m.
Syzygies, multigraded regularity and toric varieties.
Milena Hering*, University of Michigan
Hal Schenck, Texas A&M University
Greg Smith, Queens University, Ontario
(100714163)

10:30 a.m.
Cohomology of rational forms on toric varieties.
Anvar Mavlyutov*, Oklahoma State University
(100714203)

Saturday April 16, 2005, 8:00 a.m.10:50 a.m.
Special Session on Automorphisms of Surfaces, I
Room 1116, Girvetz Hall Organizers: Anthony Weaver, Bronx Community College of the City University of New York aweaver436@aol.com
Peter Turbek, Purdue University Calumet turbek@calumet.purdue.edu

8:00 a.m.
Automorphism groups of compact Riemann surfaces.
Gareth A. Jones*, University of Southampton
(100720182)

9:00 a.m.
Hyperelliptic Handlebodies.
Jane Gilman*, RutgersNewark
Linda Keen, Lehman College, CUNY
(10072092)

9:30 a.m.
Trigonal Riemann surfaces with nonunique morphisms.
Milagros Izquierdo*, Link\"opings Universitet, Link\"oping, Sweden
Antonio Costa, UNED, Madrid, Spain
Daniel Ying, Link\"opings Universitet
(100720102)

10:00 a.m.
Hyperelliptic curves with reduced automorphism group $A_5$.
Tony Shaska*, University of Idaho
David Sevilla, Dpt. of Math., Stat. and Comput., University of Cantabria
(100714108)

10:30 a.m.
Ramified normal coverings of hyperelliptic Klein surfaces.
Emilio Bujalance, Department of Pure Mathematics, UNED, Spain
FranciscoJavier Cirre*, Department of Pure Mathematics, UNED, Spain
JoseManuel Gamboa, Department of Algebra, Universidad Complutense de Madrid
(100714138)
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