AMS Sectional Meeting Program by Day
Current as of Sunday, May 11, 2008 00:21:07
2008 Spring Western Section Meeting
Claremont, CA, May 34, 2008 (Saturday  Sunday)
Meeting #1039
Associate secretaries: Michel L Lapidus, AMS lapidus@math.ucr.edu, lapidus@mathserv.ucr.edu
Sunday May 4, 2008

Sunday May 4, 2008, 8:00 a.m.12:00 p.m.
Meeting Registration
Lobby, Bauer North 
Sunday May 4, 2008, 8:00 a.m.12:00 p.m.
Exhibit and Book Sale
Founders Room, Bauer North 
Sunday May 4, 2008, 8:00 a.m.10:40 a.m.
Special Session on C*algebras, subfactors and free probability, III
Room B35, Bauer South
Organizers:
Huaxin Lin, University of Oregon hlin@uoregon.edu
Feng Xu, University of California Riverside xufeng@math.ucr.edu

8:00 a.m.
Pairs of Intermediate Subfactors.
Pinhas Grossman*, Vanderbilt University
Masaki Izumi, Kyoto University
(103947109) 
9:00 a.m.
Random matrices, free probability, planar algebras and subfactors.
A Guionnet, ENS Lyon
VFR Jones, UC Berkeley
D Shlyakhtenko*, UCLA
(103946151) 
10:00 a.m.
Automorphisms of CuntzKrieger algebras.
Efren Ruiz*, Mathematics Department/University of Hawaii at Hilo
(10394727)

8:00 a.m.

Sunday May 4, 2008, 8:00 a.m.10:50 a.m.
Special Session on Recent Developments in Riemannian and Kaehlerian Geometry, III
Room RN 104, Roberts Hall North
Organizers:
Hao Fang, University of Iowa haofang@math.uiowa.edu
Zhiqin Lu, University of California, Irvine zlu@math.uci.edu
DragosBogdan Suceava, California State University Fullerton bsuceava@fullerton.edu
Mihaela B. Vajiac, Chapman University mbvajiac@chapman.edu

8:00 a.m.
Harmonic Maps in Lie Groups and Integrable Systems.
Mihaela B Vajiac*, Chapman University
(103953173) 
8:30 a.m.
Spectrum of the Laplacian on Quaternionic K\"ahler Manifolds.
Shengli Kong*, UC Irvine
(103958144) 
9:00 a.m.
Lagrangian Humbilical submanifold in a quaternion Euclidean space.
Yun Myung Oh*, Andrews University
(10395393) 
9:30 a.m.
A Comparison Theorem and A Sharp Bound via the Ricci Flow.
Jun Ling*, Utah Valley State College
(103953136) 
10:00 a.m.
Examples of generalized Sasakianspaceforms.
Alfonso Carriazo*, University of Sevilla (Spain)
(103953156) 
10:30 a.m.
Strict slope stability and the existence of Calabi Extremal Metrics.
Zhuangdan Daniel Guan*, Department of Mathematics, University of California at Riverside
(10395385)

8:00 a.m.

Sunday May 4, 2008, 8:00 a.m.10:50 a.m.
Special Session on Hopf Algebras and Quantum Groups, III
Davidson Lecture Hall, Adams Hall
Organizers:
Gizem Karaali, Pomona College Gizem.Karaali@pomona.edu
M. Susan Montgomery, University of Southern California smontgom@math.usc.edu
Serban Raianu, California State University Dominguez Hills sraianu@csudh.edu

8:00 a.m.
Root system and Weyl grpupoid of Nichols algebras.
HansJ\"urgen Schneider*, Mathematisches Institut, LMU M\"unchen, Germany
Istvan Heckenberger, Mathematisches Institut, LMU M\"unchen, Mathematisches Institut, Universit\"at Leipzig, Germany
(103916127) 
8:30 a.m.
Pseudosymmetric braidings and YetterDrinfeld modules.
Florin Panaite, Institute of Mathematics of the Romanian Academy
Mihai D. Staic*, Indiana University, Bloomington
Freddy Van Oystaeyen, University of Antwerp
(10391633) 
9:00 a.m.
On finite braid representations.
Imre Tuba*, San Diego State UniversityImperial Valley
(103981176) 
9:30 a.m.
The half twist in ribbon categories.
Peter Tingley*, University of California, Berkeley
Snyder Noah, University of California, Berkeley
(103917104) 
10:00 a.m.
On deformations of graded Hopf algebras.
Mitja Mastnak*, University of Waterloo
(103917128) 
10:30 a.m.
Cohomology of pointed Hopf algebras.
Mitja Mastnak, University of Waterloo
Julia Pevtsova, University of Washington
Peter Schauenburg, Universitaet Muenchen
Sarah Witherspoon*, Texas A&M University
(10391880)

8:00 a.m.

Sunday May 4, 2008, 8:00 a.m.10:50 a.m.
Special Session on Knot Theory and the Topology of 3manifolds, III
Room B36, Bauer South
Organizers:
Sam Nelson, Pomona College knots@esotericka.org
David Bachman, Pitzer College david_bachman@pitzer.edu
Erica Flapan, Pomona College eflapan@pomona.edu
Jim Hoste, Pitzer College jhoste@pitzer.edu
Patrick Shanahan, Loyola Marymount University pshanahan@lmu.edu

8:00 a.m.
Rational structure on algebraic tangles and closed incompressible surfaces in the complements algebraically alternating knots and links.
Ozawa Makoto*, Komazawa University, Faculty of Arts and Sciences, Department of Natural Sciences
(10395729) 
8:30 a.m.
Quasifuchsian Spanning Surfaces in Knot Complements.
Colin C. Adams*, Williams College
(10395757) 
9:00 a.m.
The volume and Jones polynomial of hyperbolic links.
David Futer*, Michigan State University
Effie Kalfagianni, Michigan State University
(10395758) 
9:30 a.m.
Commensurability classes of (2,3,n) pretzel knot complements.
Melissa L Macasieb, The University of British Columbia
Thomas W Mattman*, California State University, Chico
(10395761) 
10:00 a.m.
Commensurability of knot complements.
Genevieve S Walsh*, Tufts University
(10395796) 
10:30 a.m.
Special links.
Eric B. Chesebro*, Rice University
Jason Deblois, University of Illinois at Chicago
Henry Wilton, University of Texas at Austin
(10395789)

8:00 a.m.

Sunday May 4, 2008, 8:00 a.m.10:45 a.m.
Special Session on Algebraic Combinatorics, III
Room RS 103, Roberts Hall South
Organizers:
Anne Schilling, University of California Davis anne@math.ucdavis.edu
Michael Zabrocki, York University zabrocki@mathstat.yorku.ca

8:00 a.m.
New applications of combinatorial Hopf algebras.
JeanChristophe Novelli*, Universite ParisEst MarnelaVallee
(103905155) 
9:00 a.m.
Expansions of Symmetric Functions in Commutative Images of Noncommutative Symmetric Functions.
Lenny Tevlin*, Physics Department, Yeshiva University
(103905113) 
10:00 a.m.
Rationality, irrationality, and Wilf equivalence in the generalized factor order.
Sergey Kitaev, Institute of Mathematics, Reykjav\'ik University
Jeffrey Liese, University of California, San Diego
Jeffrey B. Remmel*, University of California, San Diego
Bruce E. Sagan, Michigan State University
(103905105)

8:00 a.m.

Sunday May 4, 2008, 8:30 a.m.10:50 a.m.
Special Session on Dynamical Systems and Differential Equations, II
Room B34, Bauer South
Organizers:
Adolfo Rumbos, Pomona College arumbos@pomona.edu
Mario Martelli, Claremont McKenna College Mario.Martelli@ClaremontMcKenna.edu
Alfonso Castro, Harvey Mudd College castro@math.hmc.edu

8:30 a.m.
Periodic Nonstationary Stokes Flow.
Victor L Shapiro*, University of California,Riverside
(10393515) 
9:00 a.m.
Modeling the Evolution of Repetitive Sequence in DNA.
Suzanne S Sindi*, Division of Applied Mathematics, Brown University
(103934130) 
9:30 a.m.
Prevalent Behavior of Strongly Order Preserving Semiflows.
Hal L. Smith*, Arizona State University
M. W. Hirsch, University of California , Berkeley
German Enciso, Ohio State University
(10393714) 
10:00 a.m.
Perturbation from symmetry for indefinite semilinear elliptic equations.
Hossein T. Tehrani*, UNLV
(10393594) 
10:30 a.m.
Stability of periodic orbits in a highdimensional electrical network.
Harish S Bhat*, Claremont McKenna College, Department of Mathematics
(103937170)

8:30 a.m.

Sunday May 4, 2008, 8:30 a.m.10:50 a.m.
Special Session on Operators, Functions and Linear Spaces, III
Room B25, Bauer South
Organizers:
Asuman G. Aksoy, Claremont McKenna College aaksoy@cmc.edu
Stephan R. Garcia, Pomona College Stephan.garcia@pomona.edu
Michael Davlin O'Neill, Claremont McKenna College moneill@cmc.edu
Winston C. Ou, Scripps College Winston.ou@scripps.edu

8:30 a.m.
Multivariate moment matrices with zeros in their inverse.
Mihai Putinar*, University of California
(10396018) 
9:00 a.m.
Joint defect indices of tuples of symmetric operators in the multidimensional moment problem.
Roger A. Roybal*, California State University, Channel Islands
(103947178) 
9:30 a.m.
Sets which lift to a set with an LMI representation.
J William Helton*, University of California at San Diego
Jiawang Nie, UC San Diego
(10399052) 
10:00 a.m.
Complex Symmetric Operators.
Warren Wogen*, University of North Carolina
(10394751) 
10:30 a.m.
Stable polynomials and distinguished varieties.
Greg Knese*, University of California, Irvine
(10393242)

8:30 a.m.

Sunday May 4, 2008, 8:30 a.m.10:50 a.m.
Special Session on Diophantine Problems and Discrete Geometry, III
Room RN 15 (Lower Level), Roberts Hall North
Organizers:
Matthias Beck, San Francisco State University beck@math.sfsu.edu
Lenny Fukshansky, Claremont McKenna College lenny@cmc.edu

8:00 a.m.
Heights for subvarieties of abelian varieties.
Sinnou David*, Universite Pierre et Marie Curie
(103911180) 
8:30 a.m.
Orbits of points on $K3$ surfaces.
Arthur Baragar*, UNLV
(103911157) 
9:00 a.m.
Sums over polytopes.
James E Pommersheim*, Reed College
(103952139) 
9:30 a.m.
Minimal Volume $k$Point Lattice $d$Simplices.
Han M Duong*, University of Illinois at UrbanaChampaign
(10395259) 
10:00 a.m.
Lattices in Division Algebras and Wireless Communication.
B. A. Sethuraman*, California State University Northridge
(10391654) 
10:30 a.m.
Congruences for some theta series coefficients.
Pavel Guerzhoy*, University of Hawaii at Manoa
(103911124)

8:00 a.m.

Sunday May 4, 2008, 8:30 a.m.10:50 a.m.
Special Session on Combinatorics of Partially Ordered Sets, III
Room RN 105, Roberts Hall North
Organizers:
Timothy M. Hsu, San Jose State University hsu@math.sjsu.edu
Mark J. Logan, University of MinnesotaMorris loganm@morris.umn.edu
Shahriar Shahriari, Pomona College sshahriari@pomona.edu

8:30 a.m.
On chain partitions for quotients of the Boolean lattice.
Jerrold R. Griggs*, University of South Carolina, Columbia, SC
(103905120) 
9:00 a.m.
Nested Chain Decompositions of Normalized Matching Posets of Rank 3.
Jordan O Tirrell*, Lafayette College
Elinor Escamilla, Pomona College
Andreea Nicolae, Pomona College
Paul Salerno, Pomona College
Shahriar Shahriari, Pomona College
(10390587) 
9:30 a.m.
Matchwebs.
Rae Fredrich*, University of Minnesota, Morris
Tim Hsu, San Jose State University
Mark J. Logan, University of Minnesota, Morris
Katherine Nolan, San Jose State University
(103905163) 
10:00 a.m.
Distributive Lattices of Small Width: A Problem from Richard Stanley's 1986 Text {\sl Enumerative Combinatorics\/}.
Jonathan David Farley*, California Institute of Technology
Ryan Klippenstine, Brandon University
(103906154) 
10:30 a.m.
Graph Homomorphisms.
Eric Babson*, CA
(103900160)

8:30 a.m.

Sunday May 4, 2008, 11:00 a.m.11:50 a.m.
Invited Address
Classification of simple amenable $C^*$algebras of stable rank one.
Forum, Bauer South
Huaxin Lin*, University of Oregon
(10394603) 
Sunday May 4, 2008, 3:00 p.m.5:40 p.m.
Special Session on C*algebras, subfactors and free probability, IV
Room B35, Bauer South
Organizers:
Huaxin Lin, University of Oregon hlin@uoregon.edu
Feng Xu, University of California Riverside xufeng@math.ucr.edu

3:00 p.m.
\noindent{\it($\mathcal D$stable) purely infinite $C^*$algebras, the ideal property and real rank zero} ({\it Mostly a joint work with Mikael R{\o}rdam)}\\.
Cornel Pasnicu*, University of Puerto Rico, Rio Piedras Campus
(10394623) 
4:00 p.m.
Lifting KKelements, asymptotical unitary equivalence and classification of simple C*algebras.
Zhuang Niu*, University of Oregon
Huaxin Lin, University of Oregon
(103946171) 
5:00 p.m.
Subfactors Obtained From Hadamard Matrices.
Richard Burstein*, UC Berkeley
(103947166)

3:00 p.m.

Sunday May 4, 2008, 3:00 p.m.5:20 p.m.
Special Session on Operators, Functions and Linear Spaces, IV
Room B25, Bauer South
Organizers:
Asuman G. Aksoy, Claremont McKenna College aaksoy@cmc.edu
Stephan R. Garcia, Pomona College Stephan.garcia@pomona.edu
Michael Davlin O'Neill, Claremont McKenna College moneill@cmc.edu
Winston C. Ou, Scripps College Winston.ou@scripps.edu

3:00 p.m.
Function Spaces of Dirichlet Series.
Brian Maurizi*, Washington University in Saint Louis
H Queffelec, University of Lille (France)
(10393053) 
3:30 p.m.
Linear Operators in Hypernormed Spaces.
Mark Burgin*, UCLA
(10394709) 
4:00 p.m.
Simplified refined Jones factorization of $A_\infty$ weights.
Winston Ou*, Scripps College
(103942142) 
4:30 p.m.
BiLipschitz decomposition of Lipschitz functions into a metric space.
Raanan Schul*, UCLA
(103928145) 
5:00 p.m.
On infinite matrices generated dyadically by a $2\times2$ block.
Mark C Ho*, Department of Applied Mathematics, National Sun Yat Sen University
Mu Ming Wong, Department of Information Technology, Meiho Institute of Technology
(10394791)

3:00 p.m.

Sunday May 4, 2008, 3:00 p.m.5:20 p.m.
Special Session on Hopf Algebras and Quantum Groups, IV
Davidson Lecture Hall, Adams Hall
Organizers:
Gizem Karaali, Pomona College Gizem.Karaali@pomona.edu
M. Susan Montgomery, University of Southern California smontgom@math.usc.edu
Serban Raianu, California State University Dominguez Hills sraianu@csudh.edu

3:00 p.m.
CalogeroMoser spaces, representations of rational Cherednik algebras, and the Shapiro Conjecture.
Iain Gordon, Edinburgh University
Emil Horozov, Sofia University
Milen Yakimov*, University of California, Santa Barbara
(103905172) 
3:30 p.m.
The bosonfermion correspondence and onesided quantum groups.
Earl J. Taft*, Rutgers University
(10391636) 
4:00 p.m.
Lie bialgebras and Quantum Symmetric Algebras.
Sebastian Zwicknagl*, University of California, Riverside
(10391766) 
4:30 p.m.
Hopf algebra structures in nonlinear control systems.
Matthias Kawski*, Arizona State University
(103993177) 
5:00 p.m.
Discussion

3:00 p.m.

Sunday May 4, 2008, 3:00 p.m.5:50 p.m.
Special Session on Knot Theory and the Topology of 3manifolds, IV
Room B36, Bauer South
Organizers:
Sam Nelson, Pomona College knots@esotericka.org
David Bachman, Pitzer College david_bachman@pitzer.edu
Erica Flapan, Pomona College eflapan@pomona.edu
Jim Hoste, Pitzer College jhoste@pitzer.edu
Patrick Shanahan, Loyola Marymount University pshanahan@lmu.edu

3:00 p.m.
Intrinsic linking and knotting are arbitrarily complex.
Erica Flapan, Pomona College
Blake Mellor*, Loyola Marymount University
Ramin Naimi, Occidental College
(10395792) 
3:30 p.m.
Milnor invariants for spatial graphs.
Thomas R Fleming*, UC San Diego
(10395750) 
4:00 p.m.
Intrinsically linked graphs in ${\mathbb R}P^3$.
Jason Bustamante, Montana Tech of the University of Montana
Joel Foisy*, SUNY Potsdam
Kenji Kozai, Harvey Mudd College
Kevin Matthews, SUNY Potsdam
Trickey Kristen, Clarkson University
(10395724) 
4:30 p.m.
Intrinsically $n$linked Spatial Graphs and Minor Minimality.
Danielle O'Donnol*, University of California, Los Angeles
(10395472) 
5:00 p.m.
Clasppass moves on spatial handcuff graphs.
Takaaki Hoki, Waseda University
Ryo Nikkuni, Kanazawa University
Kouki Taniyama*, Waseda University
(10395788) 
5:30 p.m.
An intrinsic nontriviality of graphs.
Ryo Nikkuni*, Kanazawa University
(10395738)

3:00 p.m.

Sunday May 4, 2008, 3:00 p.m.5:45 p.m.
Special Session on Algebraic Combinatorics, IV
Room RS 103, Roberts Hall South
Organizers:
Anne Schilling, University of California Davis anne@math.ucdavis.edu
Michael Zabrocki, York University zabrocki@mathstat.yorku.ca

3:00 p.m.
Hecke group algebras.
Nicolas M. Thi\'ery*, Univ ParisSud, Laboratoire de Math\'ematiques d'Orsay, Orsay, F91405; CNRS, Orsay, F91405, FRANCE / UC Davis
Anne Schilling, UC Davis
Florent Hivert, Laboratoire d'Informatique, de Traitement de l'Information et des Syst\`emes, Universit\'e de Rouen, FRANCE
(10390597) 
4:00 p.m.
Type $A_n^{(1)}$ crystals and promotion operators.
Jason Bandlow*, University of CaliforniaDavis
(103905167) 
5:00 p.m.
Multiple AndrewsGordon Identities associated to root systems.
Hasan Coskun*, Texas A&M UniversityCommerce
(103905114)

3:00 p.m.