AMS Sectional Meeting Program by Day

Current as of Saturday, April 23, 2005 00:22:16

Program | Deadlines | Registration/Housing/Etc. | Inquiries: meet@ams.org

2005 Spring Western Section Meeting
Santa Barbara, CA, April 16-17, 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
- 8:00 a.m.
  Nested set complexes and spaces of trees.
  Eva-Maria E. Feichtner*, Department of Mathematics, ETH Zurich
  (1007-51-215)
- 8:30 a.m.
  The Bergman Complex of a Matroid.
  Caroline Klivans*, University of Chicago
  (1007-05-221)
- 9:00 a.m.
  CAT(0) Cubical Complexes in Group Theory.
  Michah Sageev*, Technion
  (1007-20-217)
- 9:30 a.m.
  The Action of Thompson's Group on a CAT(0) Boundary.
  Daniel S Farley*, University of Illinois at Urbana-Champaign
  (1007-20-208)
- 10:00 a.m.
  Discrete Morse Theory and Hom complexes.
  Dmitry N Kozlov*, ETH-Zurich
  (1007-05-216)
- 10:30 a.m.
  Discrete Morse theory and graph braid groups.
  Lucas Sabalka*, U. of Illinois at Urbana-Champaign
  (1007-20-157)

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
  (1007-14-197)
- 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
  (1007-14-149)
- 9:00 a.m.
  Ehrhart polynomials and stringy Betti numbers.
  Mircea Mustata, University of Michigan, Ann Arbor
  Sam Payne*, University of Michigan, Ann Arbor
  (1007-14-228)
- 9:30 a.m.
  Kazhdan-Lusztig polynomials for hypertoric varieties.
  Ben T Webster*, University of California, Berkeley
  (1007-14-199)
- 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
  (1007-14-163)
- 10:30 a.m.
  Cohomology of rational forms on toric varieties.
  Anvar Mavlyutov*, Oklahoma State University
  (1007-14-203)

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
  (1007-20-182)
- 9:00 a.m.
  Hyperelliptic Handlebodies.
  Jane Gilman*, Rutgers-Newark
  Linda Keen, Lehman College, CUNY
  (1007-20-92)
- 9:30 a.m.
  Trigonal Riemann surfaces with non-unique morphisms.
  Milagros Izquierdo*, Link\"opings Universitet, Link\"oping, Sweden
  Antonio Costa, UNED, Madrid, Spain
  Daniel Ying, Link\"opings Universitet
  (1007-20-102)
- 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
  (1007-14-108)
- 10:30 a.m.
  Ramified normal coverings of hyperelliptic Klein surfaces.
  Emilio Bujalance, Department of Pure Mathematics, UNED, Spain
  Francisco-Javier Cirre*, Department of Pure Mathematics, UNED, Spain
  Jose-Manuel Gamboa, Department of Algebra, Universidad Complutense de Madrid
  (1007-14-138)

Saturday April 16, 2005, 8:00 a.m.-10:50 a.m.
Special Session on Geometric Methods in Three Dimensions, I
Room 1115, Girvetz Hall
Organizers:
Daryl Cooper, University of California Santa Barbara cooper@math.ucsb.edu
David Darren Long, University of California Santa Barbara long@math.ucsb.edu
Martin G. Scharlemann, University of California Santa Barbara mgscharl@math.ucsb.edu
- 8:00 a.m.
  Finiteness of $3$-manifolds via non-zero degree mappings.
  J. Hyam Rubinstein*, Currently visiting UCDavis. Davis, Calfiornia 95616
  Michel Boileau, Toulouse University
  Shicheng Wang, Beijing University
  (1007-57-67)
- 9:00 a.m.
  Asymptotic behavior of foliations.
  Sergio R Fenley*, Florida State University
  (1007-57-85)
- 9:30 a.m.
  Heegaard splittings and virtual fibers.
  Joseph Maher*, California Institute of Technology
  (1007-57-63)
- 10:00 a.m.
  Does a random 3-manifold fiber over the circle?
  Nathan M Dunfield*, Caltech
  Dylan P. Thurston, Harvard
  (1007-57-95)
- 10:30 a.m.
  Thin position of knots and 3-manifolds.
  Jennifer C Schultens*, University of California at Davis
  Hugh Howards, Wake Forest University
  (1007-57-100)

Saturday April 16, 2005, 8:00 a.m.-10:50 a.m.
Special Session on Geometry and Physics, I
Room 1112, Girvetz Hall
Organizers:
Xianzhe Dai, University of California Santa Barbara dai@math.ucsb.edu
Zhiqin Lu, University of California Irvine zlu@math.uci.edu
- 8:00 a.m.
  Ideal boundary conditions, intersection cohomology and Leray spectral sequences.
  Eugenie Hunsicker*, Lawrence University
  (1007-58-69)
- 9:00 a.m.
  Constructing solutions to the Einstein constraint equations.
  Daniel Pollack*, University of Washington
  (1007-83-135)
- 10:00 a.m.
  On Boundary Effects in Static Vacuum Initial Data Sets.
  Pengzi Miao*, University of California, Santa Barbara
  (1007-83-97)
- 10:30 a.m.
  Symmetries of the m-hypergeometric function.
  Oleg A. Gleizer*, Los Angeles, California
  (1007-33-25)

Saturday April 16, 2005, 8:00 a.m.-10:40 a.m.
Special Session on Ricci Flow/Riemannian Geometry, I
Room 1119, Girvetz Hall
Organizers:
Guofang Wei, University of California Santa Barbara wei@math.ucsb.edu
Rugang Ye, University of California Santa Barbara yer@math.ucsb.edu
- 8:00 a.m.
  On modified Ricci flow and modified Calabi flow.
  Zhuang-dan Daniel Guan*, University of California at Riverside
  (1007-35-84)
- 9:00 a.m.
  Linear and dynamical stability of Ricci flat metrics.
  Natasa Sesum*, Courant Institute
  (1007-53-91)
- 10:00 a.m.
  Wasserstein space and Ricci flow.
  John Lott*, University of Michigan
  (1007-58-105)

Saturday April 16, 2005, 8:30 a.m.-10:50 a.m.
Special Session on Arithmetic Geometry, I
Room 2123, Girvetz Hall
Organizers:
Adebisi Agboola, University of California Santa Barbara agboola@math.ucsb.edu
Cristian Dumitru Popescu, University of California San Diego cpopescu@math.ucsd.edu
- 8:30 a.m.
  Equivariant Tamagawa Number Conjecture for Elliptic Curves.
  Tejaswi Navilarekallu*, California Institute of Technology
  (1007-11-246)
- 9:00 a.m.
  The Equivariant Tamagawa Number Conjecture for Abelian Extensions of Imaginary Quadratic Fields.
  Jennifer Michelle Johnson*, California Institute of Technology
  (1007-11-240)
- 9:30 a.m.
  On the Tamagawa Number Conjecture for modular forms.
  Matthew T Gealy*, California Institute of Technology
  (1007-11-158)
- 10:00 a.m.
  Variations on a Theme of Stark.
  Stefan Erickson*, University of California, San Diego
  (1007-11-120)
- 10:30 a.m.
  The Conjecture of Birch and Swinnerton-Dyer for elliptic curves with complex multiplication by a nonmaximal order.
  Jason A. Colwell*, University of California, San Diego
  (1007-11-82)

Saturday April 16, 2005, 8:30 a.m.-10:50 a.m.
Special Session on Dynamical Systems in Neuroscience, I
Room 2115, Girvetz Hall
Organizers:
Eugene M. Izhikevich, The Neurosciences Institute Eugene.Izhikevich@nsi.edu
- 8:30 a.m.
  Epineuronal Memory.
  Frank Hoppensteadt*, Courant Institute of Mathematical Sciences, NYU
  (1007-92-31)
- 9:00 a.m.
  Delays and noise in neural control.
  John G Milton*, The Claremont Colleges
  (1007-92-35)
- 10:00 a.m.
  Presynaptic switching: the dynamical neuromodulator-controlled synapse.
  Gabriele Scheler*, ISLE
  (1007-92-44)
- 10:30 a.m.
  Role of network dynamics in shaping spike timing reliability.
  Maxim Bazhenov*, Salk Institute for Biological Studies, La Jolla, CA
  Nikolai Rulkov, Institite for Nonlinear Science, UCSD, La Jolla, CA
  (1007-92-40)

Saturday April 16, 2005, 8:30 a.m.-10:40 a.m.
Special Session on Recent Advances in Combinatorial Number Theory, I
Room 2127, Girvetz Hall
Organizers:
Mei-Chu Chang, University of California Riverside mcc@math.ucr.edu
Van Ha Vu, University of California San Diego vanvu@ucsd.edu
- 8:30 a.m.
  A Weighted Version of the Erd\"{o}s-Ginzburg-Ziv Theorem.
  David Joseph Grynkiewicz*, Caltech
  (1007-05-19)
- 9:00 a.m.
  Representation functions of additive bases.
  Melvyn B. Nathanson*, City University of New York (Lehman College and the Graduate Center)
  (1007-11-75)
- 10:00 a.m.
  Asymmetric Representation Functions That are Always Even.
  Kevin O'Bryant*, University of California, San Diego
  Joshua N. Cooper, Courant Institute of Mathematics, NYU
  Dennis Eichhorn, California State University, East Bay
  (1007-05-214)

Saturday April 16, 2005, 8:30 a.m.-10:50 a.m.
Special Session on Noncommutative Geometry and Algebra, I
Room 2129, Girvetz Hall
Organizers:
Kenneth R. Goodearl, University of California Santa Barbara goodearl@math.ucsb.edu
J. T. Stafford, University of Michigan jts@umich.edu
J. J. Zhang, University of Washington zhang@math.washington.edu
- 8:30 a.m.
  noncommutative geometry and quiver algebras.
  William Crawley-Boevey, University of Leeds
  Pavel Etingof, MIT
  Victor Ginzburg*, University of Chicago
  (1007-16-115)
- 9:00 a.m.
  Rational Cherednik algebras and Hilbert schemes of points.
  I. Gordon, Glasgow University
  J. T. Stafford*, University of Michigan, Ann Arbor
  (1007-16-160)
- 9:30 a.m.
  Deformed wreath products of preprojective algebras and their reflection functors.
  Wee Liang Gan*, Massachusetts Institute of Technology
  (1007-16-66)
- 10:00 a.m.
  Shift Operators and Quasi-Invariants for Complex Reflection Groups.
  Yuri Berest*, Cornell University
  Oleg Chalykh, University of Leeds
  (1007-16-200)
- 10:30 a.m.
  Brauer groups and resolutions of V/G (joint work with T. Petrov).
  Vladimir Baranovsky*, UC Irvine
  Tihomir Petrov, UC Irvine
  (1007-18-103)

Saturday April 16, 2005, 8:30 a.m.-10:50 a.m.
Special Session on Representation Theory of Algebras (in Honor of Claus Michael Ringel), I
Room 2128, Girvetz Hall
Organizers:
Alex Martsinkovsky, Northeastern University a.martsinkovsky@neu.edu
Dan Zacharia, Syracuse University zacharia@syr.edu
Birge K. Huisgen-Zimmermann, University of California Santa Barbara birge@math.ucsb.edu
Edward L. Green, Virginia Polytech Institute & State University green@math.vt.edu
- 8:30 a.m.
  Hochschild cohomology of algebras with homological ideals.
  J. A. de la Pe\~na*, Instituto de Matem\'aticas, UNAM
  Ch. Xi, Dept. of Mathematics, Beijing Normal University
  (1007-18-193)
- 9:00 a.m.
  Diagram cohomology and deformations.
  Anthony Giaquinto*, Loyola University Chicago
  (1007-16-202)
- 9:30 a.m.
  Derived discrete artin algebras and generic complexes.
  Raymundo Bautista*, Instituto de Matematicas (Morelia) Universidad Nacional Autonoma de Mexico
  (1007-16-133)
- 10:00 a.m.
  Algebras with smallest resolutions of simple modules.
  Mark Kleiner*, Syracuse University
  Shashidhar Jagadeeshan, Centre for Learning, Bangalore, India
  (1007-16-201)
- 10:30 a.m.
  Graded and Koszul Categories.
  Roberto Martinez-Villa*, Instituto de Matematicas, UNAM, Unidad Morlia,
  Oeyvind Solberg, Trondheim University
  (1007-16-125)

Saturday April 16, 2005, 9:00 a.m.-10:40 a.m.
Special Session on History of Mathematics, I
Room 2108, Girvetz Hall
Organizers:
Shawnee L. McMurran, California State University San Bernardino mcmurran@math.csusb.edu
James J. Tattersall, Providence College tat@providence.edu
- 9:00 a.m.
  Gerbert, Pythagoras, and the Chromatic Scale.
  M. Elizabeth Mayfield*, Hood College
  (1007-01-59)
- 9:30 a.m.
  Foundations of Statistics in American Textbooks: Probability and Pedagogy in Historical Context.
  Patti W Hunter*, Westmont College
  (1007-01-145)
- 10:00 a.m.
  James Joseph Sylvester: A Jewish Mathematician in Victorian England.
  Karen V. H. Parshall*, University of Virginia
  (1007-01-72)

Saturday April 16, 2005, 10:00 a.m.-10:50 a.m.
Special Session on Complexity of Computation and Algorithms, I
Room 2116, Girvetz Hall
Organizers:
Mark Burgin, University of California Los Angeles mburgin@math.ucla.edu
- 10:00 a.m.
  Complexity, Provability and Incompleteness.
  Cristian S. Calude*, University of Auckland
  (1007-03-23)
- 10:30 a.m.
  Ockham, Complexity, and Truth.
  Kevin T. Kelly*, Carnegie Mellon University
  (1007-68-141)

Saturday April 16, 2005, 11:00 a.m.-11:50 a.m.
Invited Address
Advances in advancing interfaces: New techniques for propagating fronts in wave propagation and materials sciences.
Room 1004, Girvetz Hall
James Sethian*, University of California Berkeley

Saturday April 16, 2005, 2:00 p.m.-2:50 p.m.
Invited Address
Set addition and set multiplication.
Room 1004, Girvetz Hall
Mei-Chu Chang*, University of California, Riverside
(1007-05-118)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Complexity of Computation and Algorithms, II
Room 2116, Girvetz Hall
Organizers:
Mark Burgin, University of California Los Angeles mburgin@math.ucla.edu
- 3:00 p.m.
  Complexity of information extraction in logical semantics.
  Jaakko Hintikka*, Boston University
  (1007-03-62)
- 4:00 p.m.
  Average-Case Complexity Bounds for Continuous Global Optimization.
  James M. Calvin*, New Jersey Institute of Technology
  (1007-68-36)
- 4:30 p.m.
  Polynomial-Time Algorithms for Multivariate Linear Problems with Finite-Order Weights.
  Grzegorz W Wasilkowski*, Department of Computer Sience, University of Kentucky
  (1007-65-56)
- 5:00 p.m.
  More General Machine Learners Yield More Complex or Information-Poor Learned Programs.
  John Case*, CIS Dept., Univ.~of Delaware, Newark, DE
  Keh-Jian Chen, Inst.~of Info.~Science, Academica Sinica, Taipei, Taiwan
  Sanjay Jain, SOC, National University of Singapore, ROS
  Wolfgang Merkle, Math.~Institut, Universitaet Heidelberg, Heidelberg, Germany
  James Royer, Dept.~of E. E. \& CS, Syracuse University, Syracuse, NY
  (1007-03-15)
- 5:30 p.m.
  Circuit Principles and Weak Pigeonhole Variants.
  Christopher J Pollett*, San Jose State University
  Norman Danner, Wesleyan University
  (1007-68-26)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Curvature in Group Theory and Combinatorics, II
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
- 3:00 p.m.
  Injections of Artin groups.
  Robert W Bell*, University of Utah
  Dan Margalit, University of Utah
  (1007-20-198)
- 3:30 p.m.
  On the homotopy classification of aspherical groups.
  Jens Harlander*, Western Kentucky University
  Jacqueline Jensen, Sam Houston State University
  (1007-57-241)
- 4:00 p.m.
  A Rigid Combinatorial Sphere Theorem.
  Aaron D. Trout*, Rice University Department of Mathematics
  (1007-52-194)
- 4:30 p.m.
  A Dehn surgery theorem for relatively hyperbolic groups.
  Daniel P Groves*, California Institute of Technology
  Jason F. Manning, California Institute of Technology
  (1007-20-175)
- 5:00 p.m.
  The intersection form and geodesic currents on free groups.
  Ilya Kapovich*, University of Illinois at Urbana-Champaign
  (1007-20-162)
- 5:30 p.m.
  Symmetric join functor.
  Igor Mineyev*, University of Illinois at Urbana-Champaign
  (1007-20-205)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Function Theory, I
Room 2112, Girvetz Hall
Organizers:
Mihai Putinar, University of California Santa Barbara mputinar@math.ucsb.edu
Stephan R. Garcia, University of California Santa Barbara garcias@math.ucsb.edu
- 3:00 p.m.
  Finite mappings of essentially finite CR manifolds.
  Peter Ebenfelt*, University of California at San Diego
  Linda Rothschild, University of California at San Diego
  (1007-32-191)
- 4:00 p.m.
  Finite jet determination of biholomorphisms.
  Gabriela Putinar*, UC Santa Barbara
  (1007-32-251)
- 4:30 p.m.
  Riemann zeta function associated to a sub-Laplacian.
  Song-Ying Li*, University of California at Irvine
  (1007-32-144)
- 5:00 p.m.
  Properties of extremal functions and applications.
  Marshall A Whittlesey*, California State University San Marcos
  (1007-32-150)
- 5:30 p.m.
  The numerical range of a nilpotent n-tuple of operators.
  Linda J Patton*, Cal Poly San Luis Obispo
  Mihai Putinar, University of California, Santa Barbara
  (1007-47-187)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Arithmetic Geometry, II
Room 2123, Girvetz Hall
Organizers:
Adebisi Agboola, University of California Santa Barbara agboola@math.ucsb.edu
Cristian Dumitru Popescu, University of California San Diego cpopescu@math.ucsd.edu
- 3:00 p.m.
  On the mu-part of the anticyclotomic main conjecture for elliptic curves.
  Robert Pollack*, Boston University
  (1007-11-167)
- 3:30 p.m.
  The Parity Conjecture of Elliptic Curves and Algebraic Functional Equations at Primes with Supersingular Reduction.
  B.D. (Byoung-du) Kim*, Stanford University
  (1007-11-28)
- 4:00 p.m.
  Closed geodesics on modular curves, and the rank 0 Birch and Swinnerton-Dyer conjecture over real quadratic fields.
  Alexandru A. Popa*, Princeton University
  (1007-11-142)
- 4:30 p.m.
  Moduli spaces of p-divisible groups.
  Elena Mantovan*, UC Berkeley
  (1007-11-128)
- 5:00 p.m.
  Minimal Degree Liftings of Hyperelliptic Curves in Characteristic 2.
  Luis Finotti*, Ohio State University
  (1007-11-98)
- 5:30 p.m.
  Symmetric Powers of families of $L$-functions.
  C. Douglas Haessig*, University of California, Irvine
  (1007-11-18)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Algebraic Geometry and Combinatorics, II
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
- 3:00 p.m.
  Almost-commuting variety, D-modules, and Cherednik Algebras.
  Wee Liang Gan, MIT
  Victor Ginzburg*, University of Chicago
  (1007-14-114)
- 3:30 p.m.
  Tropical Compactifications.
  Jenia Tevelev*, University of Texas at Austin
  (1007-14-107)
- 4:00 p.m.
  Mirkovic-Vilonen cycles and polytopes.
  Joel Kamnitzer*, University of California, Berkeley
  (1007-14-89)
- 4:30 p.m.
  Generalized double affine Hecke algebras of rank 1 and quantized Del Pezzo surfaces.
  Pavel Etingof, Department of Mathematics, Massachusetts Institute of Technology
  Alexei Oblomkov*, Department of Mathematics, Massachusetts Institute of Technology
  Eric Rains, Department of Mathematics, University of California, Davis
  (1007-16-206)
- 5:00 p.m.
  Horn systems and binomial ideals.
  Laura Felicia Matusevich*, University of Pennsylvania
  Alicia Dickenstein, Universidad de Buenos Aires
  (1007-14-181)
- 5:30 p.m.
  On Demazure modules of affine SL(n).
  Peter Magyar*, Michigan State University
  (1007-05-244)

Saturday April 16, 2005, 3:00 p.m.-4:40 p.m.
Special Session on Dynamical Systems in Neuroscience, II
Room 2115, Girvetz Hall
Organizers:
Eugene M. Izhikevich, The Neurosciences Institute Eugene.Izhikevich@nsi.edu
- 3:00 p.m.
  Simple Model of Spiking Neurons.
  Eugene M Izhikevich*, The Neurosciences Institute
  (1007-92-37)
- 4:00 p.m.
  Cortical Neuronal Attractor Network Modules are the Information Processing Units of Human Cognition.
  Robert Hecht-Nielsen*, Computational Neurobiology UCSD
  (1007-92-16)

Saturday April 16, 2005, 3:00 p.m.-5:20 p.m.
Special Session on History of Mathematics, II
Room 2108, Girvetz Hall
Organizers:
Shawnee L. McMurran, California State University San Bernardino mcmurran@math.csusb.edu
James J. Tattersall, Providence College tat@providence.edu
- 3:00 p.m.
  Mathematics at West Point in the Mid Twentieth Century.
  V. Frederick Rickey*, United States Military Academy
  (1007-01-140)
- 3:30 p.m.
  Thomas Harriot's communication of mathematics via symbols, tables, and page layout.
  Janet L. Beery*, University of Redlands
  (1007-01-121)
- 4:00 p.m.
  The National Academy of Sciences Unfit for `Linear Associative Algebra'?
  Deborah A. Kent*, University of Virginia
  (1007-01-172)
- 4:30 p.m.
  The Development of the Tree Method in Logic from 1934 to 1968.
  Francine F. Abeles*, Department of Mathematics & Computer Science, Kean University
  (1007-01-77)
- 5:00 p.m.
  Contributions by Women to Nineteenth Century American Mathematical Journals.
  James J Tattersall*, Providence College
  Shawnee L McMurran, California State University, San Bernardino
  (1007-01-165)

Saturday April 16, 2005, 3:00 p.m.-5:40 p.m.
Special Session on Recent Advances in Combinatorial Number Theory, II
Room 2127, Girvetz Hall
Organizers:
Mei-Chu Chang, University of California Riverside mcc@math.ucr.edu
Van Ha Vu, University of California San Diego vanvu@ucsd.edu
- 3:00 p.m.
  Long range inverse techniques.
  Van Vu*, University of California at San Diego
  (1007-05-49)
- 4:00 p.m.
  Sets with Few Three-term Arithmetic Progressions Contain Long Arithmetic Progressions.
  Ernest S Croot*, Georgia Institute of Technology
  (1007-11-237)
- 5:00 p.m.
  An information theoretic approach to hypergraph regularity.
  Terence C Tao*, UCLA
  (1007-05-94)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Automorphisms of Surfaces, II
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
- 3:00 p.m.
  Real Belyi Theory and dessins d'enfants on Klein surfaces,.
  David Singerman*, University of Southampton
  Bernhard Koeck, University of Southampton
  (1007-30-80)
- 4:00 p.m.
  Alternating groups as $M$*-groups.
  Ernesto Martinez*, Dpto. de Matematicas Fundamentales. Universidad Nacional de Educacion a Distancia
  Jose Javier Etayo, Dpto. de Algebra, Universidad Complutense
  (1007-20-139)
- 4:30 p.m.
  Genus parameters and sizings of finite groups.
  Thomas W. Tucker*, Colgate University
  (1007-20-146)
- 5:00 p.m.
  Exceptional points in the elliptic-hyperelliptic locus.
  Anthony Weaver*, Bronx Community College of the City University of New York
  (1007-14-164)
- 5:30 p.m.
  Enumeration of the Equisymmetric Strata of the Moduli Space of Surfaces of Low Genus.
  Sean A Broughton*, Rose-Hulman Instititue of Technology
  (1007-14-184)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Noncommutative Geometry and Algebra, II
Room 2129, Girvetz Hall
Organizers:
Kenneth R. Goodearl, University of California Santa Barbara goodearl@math.ucsb.edu
J. T. Stafford, University of Michigan jts@umich.edu
J. J. Zhang, University of Washington zhang@math.washington.edu
- 3:00 p.m.
  Hilbert Schemes, Perverse Bundles and D-Bundles.
  David Ben-Zvi*, U. Texas Austin
  Thomas Nevins, U. Illinois Urbana-Champaign
  Victor Ginzburg, U. Chicago
  (1007-14-159)
- 3:30 p.m.
  Chern classes of singular varieties.
  Thomas Nevins*, University of Illinois at Urbana-Champaign
  (1007-14-127)
- 4:00 p.m.
  The action of the general linear group on the universal division algebra.
  Zinovy Reichstein, University of British Columbia
  Nikolaus Vonessen*, University of Montana
  (1007-16-147)
- 4:30 p.m.
  On the Cohen-Macaulay property of multiplicative invariants.
  Martin Lorenz*, Temple University
  (1007-16-124)
- 5:00 p.m.
  Categories, Monoids and Geometry.
  Gary Brookfield*, CalStateLA
  (1007-16-173)
- 5:30 p.m.
  Duality for finite Hopf algebras explained by corings.
  Stefaan Caenepeel, Free University Brussels (VUB)
  Declan Quinn, Syracuse University
  Serban Raianu*, California State University Dominguez Hills
  (1007-16-104)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Geometric Methods in Three Dimensions, II
Room 1115, Girvetz Hall
Organizers:
Daryl Cooper, University of California Santa Barbara cooper@math.ucsb.edu
David Darren Long, University of California Santa Barbara long@math.ucsb.edu
Martin G. Scharlemann, University of California Santa Barbara mgscharl@math.ucsb.edu
- 3:00 p.m.
  Surgery formulas for Heegaard Floer homology and applications.
  Peter S Ozsvath*, UC Berkeley
  (1007-57-168)
- 4:00 p.m.
  Deforming closed hyperbolic 3-manifolds.
  Daryl Cooper, University of California, Santa Barbara
  D. Darren Long, University of California, Santa Barbara
  Morwen Thistlethwaite*, University of Tennessee
  (1007-57-71)
- 4:30 p.m.
  Arithmetic knots in integral homology 3-spheres.
  Mark D. Baker*, Universite Rennes 1
  Alan W. Reid, University of Texas
  (1007-57-219)
- 5:00 p.m.
  All roots of unity are detected by the A-polynomial.
  Eric B. Chesebro*, University of Texas - Austin
  (1007-57-96)
- 5:30 p.m.
  Slender Knots.
  Abigail Thompson*, UC Davis
  Martin Scharlemann, UCSB
  (1007-57-156)

Saturday April 16, 2005, 3:00 p.m.-5:50 p.m.
Special Session on Representation Theory of Algebras (in Honor of Claus Michael Ringel), II
Room 2128, Girvetz Hall
Organizers:
Alex Martsinkovsky, Northeastern University a.martsinkovsky@neu.edu
Dan Zacharia, Syracuse University zacharia@syr.edu
Birge K. Huisgen-Zimmermann, University of California Santa Barbara birge@math.ucsb.edu
Edward L. Green, Virginia Polytech Institute & State University green@math.vt.edu
- 3:00 p.m.
  Set-theoretic methods in tilting theory.
  Paul C. Eklof*, University of California, Irvine
  (1007-16-130)
- 3:30 p.m.
  On tame cluster algebras.
  Thomas Br\"ustle*, Bishop's and Universit� de Sherbrooke
  (1007-16-179)
- 4:00 p.m.
  One parameter families of modules for tame algebras.
  Rita Zuazua*, IMATE-Morelia
  (1007-16-222)
- 4:30 p.m.
  Extension of an algebra by a representation-finite algebra and the extension form.
  J. A. de la Pe\~na, Instituto de Matem�ticas, UNAM
  B, Tom\'e*, Depto. de Matem�ticas, Facultad de Ciencias, UNAM
  (1007-16-192)
- 5:00 p.m.
  A note on stable equivalences of Morita type.
  Alex S Dugas*, UC Berkeley
  Roberto Martinez Villa, Instituto de Matematicas, UNAM, Unidad Morelia
  (1007-16-227)
- 5:30 p.m.
  Tilting objects in abelian categories and quasitilted rings.
  Riccardo Colpi, Universit� di Padova
  Kent R Fuller*, University of Iowa
  (1007-16-183)

Saturday April 16, 2005, 3:00 p.m.-5:40 p.m.
Special Session on Geometry and Physics, II
Room 1112, Girvetz Hall
Organizers:
Xianzhe Dai, University of California Santa Barbara dai@math.ucsb.edu
Zhiqin Lu, University of California Irvine zlu@math.uci.edu
- 3:00 p.m.
  Elliptic operators on locally symmetric spaces.
  Rafe Mazzeo*, Stanford University
  (1007-58-112)
- 4:00 p.m.
  New K\"ahler-Einstein metrics on almost homogeneous manifolds, Calabi flows and extremal solitons.
  Zhuang-dan Daniel Guan*, University of California at Riverside
  (1007-53-83)
- 5:00 p.m.
  Conformal gap theorems and finiteness theorems.
  Alice Chang, Department of Mathematics, Princeton University
  Jie Qing*, Department of Mathematics, UCSC
  Paul Yang, Department of Mathematics, Princeton University
  (1007-53-195)

Saturday April 16, 2005, 3:00 p.m.-5:40 p.m.
Special Session on Ricci Flow/Riemannian Geometry, II
Room 1119, Girvetz Hall
Organizers:
Guofang Wei, University of California Santa Barbara wei@math.ucsb.edu
Rugang Ye, University of California Santa Barbara yer@math.ucsb.edu
- 3:00 p.m.
  A parabolic relative volume comparison theorem.
  Lei Ni*, UCSD
  (1007-58-93)
- 4:00 p.m.
  Positivity of Ricci curvature under the K\"ahler--Ricci flow.
  Dan F Knopf*, University of Texas at Austin
  (1007-53-52)
- 5:00 p.m.
  Ricci flow on homogeneous 4-manifolds.
  James Isenberg, Univ of Oregon
  Martin Jackson, University of Puget Sound
  Peng Lu*, Univ of Oregon
  (1007-53-54)

Saturday April 16, 2005, 3:00 p.m.-5:55 p.m.
Session for Contributed Papers
Room 2124, Girvetz Hall
- 3:00 p.m.
  Cantor Limit Set of a Topological Transformation Group on $S^1$.
  Ke-ying Guan*, Science College, Beijing Jiaotong University, P.R.China
  Zuming Chen, Science College, Beijing Univ. of Aero.& Astro.
  (1007-52-99)
- 3:15 p.m.
  The smooth irreducible representations of U(2).
  Manouchehr Misaghian*, Department of Mathematics, Johnson C. Smith University
  (1007-11-106)
- 3:30 p.m.
  Self-Conjugate $t-$Core Partitions and $p-$Blocks of $A_{n}$.
  John Baldwin, Columbia University
  Melissa Depwig, Sonoma State University
  Ben Ford, Sonoma State University
  Abe Kunin, MIT
  Lawrence Sze*, California Polytechnic State University
  (1007-05-247)
- 3:45 p.m.
  Sums of Powers of Arithmetic Progressions.
  Hung-ping Tsao*, Novato, California
  (1007-11-61)
- 4:00 p.m.
  Weakly periodic-like rings and commutativity.
  Adil Yaqub*, University of California, Santa Barbara
  (1007-16-60)
- 4:15 p.m.
  Approximate Solutions to Some Inverse Problems.
  Rod Freed*, California State University at Dominguez Hills
  (1007-47-236)
- 4:30 p.m.
  Another solution of the Gaussian white noise driven Ornstein-Uhlenbeck equation.
  Byung Soo Moon*, Utah State University
  (1007-65-151)
- 4:45 p.m.
  Reduction of Media-interactive Flow Equations of Burgers Type to Driven Diffusion Equations.
  Roy B. Leipnik*, University of California at Santa Barbara
  (1007-76-73)
- 5:15 p.m.
  Complexity of grammars with prohibition.
  Mark Burgin*, UCLA
  (1007-03-55)
- 5:30 p.m.
  The $2$-Dog Group.
  Richard P. Kubelka*, San Jose State University
  (1007-20-87)
- 5:45 p.m.
  Equivalent Endomorphism Rings arising from Morita Contexts.
  Pham Ngoc Anh, Alfred Renyi Mathematical Institute
  Michael F Siddoway*, Colorado College
  (1007-13-113)

Inquiries: meet@ams.org

American Mathematical Society

Meetings

AMS Sectional Meeting Program by Day

2005 Spring Western Section Meeting
Santa Barbara, CA, April 16-17, 2005
Meeting #1007

Saturday April 16, 2005

Quick Links

American Mathematical Society

Meetings

AMS Sectional Meeting Program by Day

2005 Spring Western Section Meeting Santa Barbara, CA, April 16-17, 2005 Meeting #1007

Saturday April 16, 2005

Quick Links

2005 Spring Western Section Meeting
Santa Barbara, CA, April 16-17, 2005
Meeting #1007