AMS Sectional Meeting Program by Day
Current as of Saturday, May 6, 2006 00:24:07
2006 Spring Western Section Meeting
San Francisco, CA, April 2930, 2006 (Saturday  Sunday)
Meeting #1018
Associate secretaries: Michel L Lapidus, AMS lapidus@math.ucr.edu, lapidus@mathserv.ucr.edu
Saturday April 29, 2006

Saturday April 29, 2006, 7:30 a.m.4:00 p.m.
Meeting Registration
Room 331, Thornton Hall 
Saturday April 29, 2006, 7:30 a.m.4:00 p.m.
Exhibit and Book Sale
Room 331, Thornton Hall 
Saturday April 29, 2006, 8:00 a.m.10:50 a.m.
Special Session on Hilbert Functions and Resolutions, I
Room 111, Business
Organizers:
Benjamin Richert, California Polytechnic State University brichert@calpoly.edu
Sean SatherWagstaff, California State University, Dominguez Hills ssather@csudh.edu

8:00 a.m.
Primetorsion in local cohomology.
Anurag K. Singh*, University of Utah
(101813131) 
8:30 a.m.
Frobenius test exponents for parameter ideals in generalized CohenMacaulay local rings.
C. Huneke, University of Kansas, USA
M. Katzman, Sheffield University, UK
R. Y. Sharp, Sheffield University, UK
Y. Yao*, University of Michigan, USA
(10181337) 
9:00 a.m.
Weak embedding theorems and tight closure.
Melvin Hochster*, Mathematics Department, University of Michigan, Ann Arbor, MI
Yongwei Yao, Mathematics Department, University of Michigan, Ann Arbor, MI
(101813248) 
9:30 a.m.
On certain big rings in mixed characteristic.
Kazuma Shimomoto*, University of Utah
(10181373) 
10:00 a.m.
HilbertKunz functions of normal local rings.
Moira A. McDermott*, Gustavus Adolphus College
(101813243) 
10:30 a.m.
Upper bound on asymptotic length of homology and Intersection Multiplicity.
Jinjia Li*, University of Illinois at UrbanaChampaign
(101813174)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:50 a.m.
Special Session on Computational Arithmetic Geometry, I
Room 104, Business
Organizers:
Kenneth A. Ribet, University of California Berkeley ribet@math.berkeley.edu
Kristin Estrella Lauter, Microsoft Corporation klauter@microsoft.com

8:00 a.m.
Yet more nontrivial elements in ShafarevichTate groups of Fermat curves.
Ben Levitt, University of Arizona
William McCallum*, University of Arizona
(101811239) 
8:30 a.m.
Vanishing of Some Cohomology Groups and Bounds for ShafarevichTate Groups of Elliptic Curves.
Byungchul Cha*, Hendrix College
(101811187) 
9:00 a.m.
Shintani zetafunctions and GrossStark units for totally real fields.
Samit Dasgupta*, Harvard University
(10181149) 
9:30 a.m.
Heegner Points on $X_0(p^n)$.
Ken McMurdy*, RoseHulman Institute of Technology
(101811264) 
10:00 a.m.
Number Theoretic Aspects of SpaceTime Codes.
David R Grant*, University of Colorado at Boulder and MSRI
Mahesh K Varanasi, University of Colorado at Boulder
(101894208) 
10:30 a.m.
SAGE  Software for Algebra and Geometry Experimentation.
William Arthur Stein*, University of Washington
(10181177)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:20 a.m.
Special Session on Partial Differential Equations and Their Applications, I
Room 432, Thornton Hall
Organizers:
Steve Shkoller, University of California Davis shkoller@math.ucdavis.edu

8:00 a.m.
Pointwise Carleman Estimates, Global Uniqueness, Observability, and Stabilization for Schr\"odinger Equations on Riemannian Manifolds at the $H^1(\Omega)$Level.
Roberto Triggiani, University of Virginia, Department of Mathematics
Xiangjin XU*, University of Virginia, Department of Mathematics
(101849162) 
8:30 a.m.
On the integral systems related to HardyLittlewoodSobolev inequality.
Fengbo Hang*, Princeton University
(101845124) 
9:00 a.m.
Complete hypersurfaces of constant curvature in hyperbolic space with prescribed boundary at infinity.
Bo Guan*, Ohio State University
(101853250) 
9:30 a.m.
Biharmonic Map Flows of Small Data in Dimension Eight.
Changyou Wang*, University of Kentucky
(101835237) 
10:00 a.m.
Ramified mass transportation and its applications.
Qinglan Xia*, UC Davis
(101849265)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:40 a.m.
Special Session on Elliptic Methods in Geometry, I
Room 120, Business
Organizers:
C. Robin Graham, University of Washington robin@math.washington.edu
Rafe Mazzeo, Stanford University mazzeo@riley.stanford.edu

8:00 a.m.
Extremal metrics on blow ups of Kaehler manifolds.
Frank Pacard*, Université Paris 12, France
(10185385) 
9:00 a.m.
Asymptotic behavior of singular solutions to the prescribed scalar curvature problem.
Simon A Brendle*, Stanford University
(101835121) 
10:00 a.m.
Yamabe problem of higher order.
Jie Qing*, UC Santa Cruz
David Raske, UC Riverside
(101853201)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:50 a.m.
Special Session on Fractal Geometry: Connections to Dynamics, Geometric Measure Theory, Mathematical Physics and Number Theory, I
Room 325, Thornton Hall
Organizers:
Michel L. Lapidus, University of California Riverside lapidus@math.ucr.edu
Erin P. Pearse, University of California Riverside epearse@math.ucr.edu
Machiel van Frankenhuijsen, Utah Valley State College vanframa@uvsc.edu

8:00 a.m.
On planar selfsimilar sets with a dense set of rotations.
Kemal Ilgar Eroglu*, University of Washington
(10182820) 
8:30 a.m.
Sums of twodimensional spectral triples.
Cristina Ivan*, University of Hannover
(10184689) 
9:00 a.m.
A Trace on Fractal Graphs and the Ihara Zeta Function.
Daniele Guido, Dip. Matematica, Univ. Roma 'Tor Vergata', Roma, Italy
Tommaso Isola*, Dip. Matematica, Univ. Roma 'Tor Vergata', Roma, Italy
Michel L. Lapidus, Dept. Mathematics, Univ. California, Riverside, USA
(101846186) 
9:30 a.m.
Complex Fractal Dimensions and Zeta Functions: Shape and Sound of Fractal Strings.
Michel L. Lapidus*, University of California, Riverside
(101828104) 
10:00 a.m.
Tube formulas and complex dimensions of selfsimilar tilings.
Erin P. J. Pearse*, U.C., Riverside
Michel L. Lapidus, U.C., Riverside
(10183735) 
10:30 a.m.
Multifractal Strings and Zeta Functions.
John A. Rock*, University of California, Riverside
Michel L. Lapidus, University of California, Riverside
Jacques LevyVehel, INRIA Rocquencourt
(10180076)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:45 a.m.
Special Session on Probability and Statistical Physics, I
Room 329, Thornton Hall
Organizers:
Marek Biskup, University of California Los Angeles biskup@math.ucla.edu
Noam Berger, California Institute of Technology and University of California Los Angeles berger@its.caltech.edu
Balint Virag, University of Toronto balint@math.toronto.edu

8:00 a.m.
The looperased random walk and the uniform spanning tree on the fourdimensional discrete torus.
Jason R. Schweinsberg*, University of California at San Diego
(10186063) 
9:00 a.m.
Commutation of SLEs.
Julien Dubedat*, Courant Institute
(101860167) 
9:30 a.m.
A Universality Result for Critical 2D Percolation.
Helen K. Lei*, Department of Mathematics, UCLA
L. Chayes, Department of Mathematics, UCLA
(101860166) 
10:00 a.m.
Neighboring clusters in Bernoulli percolation.
Adam Timar*, Indiana University/TU Graz
(10186086)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:50 a.m.
Special Session on Homological and Ktheoretical Trends in Algebraic Combinatorics, I
Room 108, Business
Organizers:
Joseph Gubeladze, San Francisco State University soso@math.sfsu.edu
Serkan Hosten, San Francisco State University serkan@math.sfsu.edu

8:00 a.m.
Equivariant Ktheory of affine flag manifolds and affine Grothendieck polynomials.
Masaki Kashiwara, Research Institute for Mathematical Sciences, Kyoto University
Mark Shimozono*, Virginia Polytechnic Institute and State University
(10181991) 
8:30 a.m.
Stable Grothendieck polynomials and the Hecke insertion algorithm.
Anders Buch, Rutgers University
Andrew Kresch, University of Warwick
Mark Shimozono, Virginia Tech
Harry Tamvakis, Brandeis University
Alexander Yong*, University of Minnesota, the Fields Institute, and the University of Toronto (dept. of statistics)
(10180541) 
9:00 a.m.
Towards Schubert calculus in quantum $K$theory.
Cristian P. Lenart*, State University of New York at Albany
Toshiaki Maeno, Kyoto University
(101805161) 
9:30 a.m.
On conjugacy classes of nilpotent matrices.
Sara Faridi*, Dalhousie University
Riccardo Biagioli, University of Claude Bernard Lyon 1, France
Mercedes Helena Rosas, University of Sevilla, Spain
(101813158) 
10:00 a.m.
Topological Interpretation of Combinatorics in the Tautological ring of $\mathcal{\overline{M}}_{g,n}$.
Alex James Bene*, University of Southern California
(101854221) 
10:30 a.m.
Differential equations, polynomials and $M$connected regions of $\mathbb{N}^n$.
Laura Felicia Matusevich*, Texas A&M University
(10180593)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:50 a.m.
Special Session on Liapunov Exponents and Nonuniform Hyperbolicity, I
Room 429, Thornton Hall
Organizers:
Anton Gorodetski, California Institute of Technology asgor@caltech.edu Caltech
Vadim Kaloshin, California Institute of Technology kaloshin@its.caltech.edu

8:00 a.m.
Strange Attractor for Periodically Forced Evolutionary Partial Differential Equations.
Qiudong Wang*, Department of Mathematics, University of Arizona
Kening Lu, Department of Mathematics, BYU
LaiSang Young, Courant Institute, NYU
(10183796) 
9:00 a.m.
Homoclinic classes, periodic points, and Lyapunov exponents.
Lorenzo J. D\'iaz*, Departamento de Matem\'atica, PUCRio
(10183739) 
10:00 a.m.
Existence of ergodic chaotic attractors for some multidimensional maps and applications.
Ilie Ugarcovici*, Rice University
Howard Weiss, The Pennsylvania State University
(101837199) 
10:30 a.m.
How often surface diffeomorphisms have infinitely many sinks and hyperbolicity of periodic points near a homoclinic tangency.
Vadim Kaloshin*, Caltech
Anton Gorodetski, Caltech
(101837245)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:20 a.m.
Special Session on Qseries and Partitions, I
Room 110, Business
Organizers:
Neville Robbins, San Francisco State University robbins@math.sfsu.edu

8:00 a.m.
Convolution Congruences for the Partition Function.
Sharon Anne Garthwaite*, University of Wisconsin, Madison
(101811141) 
8:30 a.m.
The distribution of powers of the partition function modulo $\ell^j$.
Timothy P. Kilbourn*, University of Illinois, UrbanaChampaign
(10181159) 
9:00 a.m.
Congruences for modular forms of weights two and four.
Scott Ahlgren*, University of Illinois
(101811246) 
9:30 a.m.
Indivisibility of p(n) mod 3 in arithmetic progressions.
Matthew G. Boylan*, University of South Carolina
(101811232) 
10:00 a.m.
A Fine Dream.
George E. Andrews*, The Pennsylvania State University
(10183311)

8:00 a.m.

Saturday April 29, 2006, 8:00 a.m.10:50 a.m.
Special Session on Lie Algebras and Applications, I
Room 106, Business
Organizers:
Dimitar Grantcharov, San Jose State University grantcharov@math.sjsu.edu
Vera Serganova, University of California Berkeley serganova@math.berkeley.edu
Arturo Pianzola, University of Alberta a.pianzola@ualberta.ca

8:00 a.m.
Lie superalgebras and finite groups: Geometry and Cohomology.
Brian Boe, University of Georgia
Jonathan Kujawa, University of Georgia
Daniel K Nakano*, University of Georgia
(10181769) 
8:30 a.m.
Vacuum modules over affine Lie superalgebras.
Maria Gorelik*, Weizmann Institute of Science
(101817178) 
9:00 a.m.
Realizations of 4point Lie algebras.
Ben L Cox*, University of Charleston
(101817196) 
9:30 a.m.
Rational conformal field theory, Lie algebras, and linear differential equations.
Geoffrey Mason*, University of California, Santa Cruz
(101817140) 
10:00 a.m.
Galois algebras and GelfandTsetlin representations.
Vyacheslav Futorny*, University of Sao Paulo
(101817157) 
10:30 a.m.
Superconformal algebras and some related topics.
Elena Poletaeva*, University of California at Riverside
(101817269)

8:00 a.m.

Saturday April 29, 2006, 9:00 a.m.10:50 a.m.
Special Session on Geometric Dynamics and Ergodic Theory, I
Room 211, Thornton Hall
Organizers:
Yitwah Cheung, San Francisco State University cheung@math.sfsu.edu
Arek Goetz, San Francisco State University goetz@sfsu.edu
Slobodan Simic, San Jose State University simic@math.sjsu.edu

9:00 a.m.
Density of accessibility for partially hyperbolic diffeomorphisms with one dimensional center.
Keith Burns*, Northwestern University
Anna Talitskaya, Northwestern University
Federico Rodriguez Hertz, Universidad de la Republica, Uruguay
Jana Rodriguez Hertz, Universidad de la Republica, Uruguay
Raul Ures, Universidad de la Republica, Uruguay
(10183740) 
9:30 a.m.
The Topology of Hyperbolic Attractors on Compact Surfaces.
Todd Fisher*, University of Maryland
(101837103) 
10:00 a.m.
Infinitely many syzygies, redux.
Richard Montgomery*, University of California Santa Cruz
(10183732) 
10:30 a.m.
On 3manifolds that support partially hyperbolic diffeomorphisms.
Kamlesh Parwani*, University of Houston
(101837118)

9:00 a.m.

Saturday April 29, 2006, 9:00 a.m.10:45 a.m.
Special Session on History and Philosophy of Mathematics, I
Room 116, Business
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.
Cartwright and Littlewood on Van der Pol's Equation.
Shawnee McMurran*, California State University, San Bernardino
James Tattersall, Providence College
(101801235) 
9:30 a.m.
The Legacy of Augustus De Morgan (18061871).
Adrian Rice*, RandolphMacon College
(101801108) 
10:00 a.m.
Ludic Proof: Greek Mathematics and the Alexandrian Aesthetic.
Reviel Netz*, Stanford
(101801238)

9:00 a.m.

Saturday April 29, 2006, 11:00 a.m.11:50 a.m.
Invited Address
Hex, Random Turn Games, and the Infinity Laplacian.
Room 101, Science
Yuval Peres*, University of California, Berkeley
Oded Schramm, Microsoft Research
Scott Sheffield, Courant Institute, NYU
David Wilson, Microsoft Research
(101835206) 
Saturday April 29, 2006, 2:00 p.m.2:50 p.m.
Invited Address
Ambient metrics, jet isomorphism and parabolic invariant theory in conformal geometry.
Room 101, Science
C. Robin Graham*, University of Washington
(101853148) 
Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Enumerative Aspects of Polytopes, I
Room 107, Business
Organizers:
Federico Ardila, San Francisco State University fardila@alum.mit.edu
Matthias Beck, San Francisco State University beck@math.sfsu.edu

3:00 p.m.
Some Special Nonsimplicial Polytopes.
Margaret M Bayer*, University of Kansas
T Bisztriczky, The University of Calgary
(101852210) 
3:30 p.m.
Ehrhart polynomials of latticeface polytopes.
Fu Liu*, M.I.T.
(10180542) 
4:00 p.m.
Periods of Ehrhart quasipolynomials.
Kevin Woods*, University of California, Berkeley
(101805230) 
4:30 p.m.
Tropical polytopes.
Mike Develin*, American Institute of Mathematics
Josephine Yu, UCBerkeley
(101805106) 
5:00 p.m.
Newton polytopes of Adiscriminants.
Alicia Dickenstein, Universidad de Buenos Aires
Eva Maria Feichtner*, University of Stuttgart
Bernd Sturmfels, University of California Berkeley
(101814192)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Geometric Dynamics and Ergodic Theory, II
Room 211, Thornton Hall
Organizers:
Yitwah Cheung, San Francisco State University cheung@math.sfsu.edu
Arek Goetz, San Francisco State University goetz@sfsu.edu
Slobodan Simic, San Jose State University simic@math.sjsu.edu

3:00 p.m.
What can a flow say about the asymptotic or large scale structure of a manifold?
Sergio Fenley*, Florida State University
(101837119) 
3:30 p.m.
The Central Limit Theorem for the Teichmueller Flow on the Moduli Space of Abelian Differentials.
Alexander I Bufetov*, University of Chicago
(101837127) 
4:00 p.m.
Unipotent flows on moduli space in genus two.
Kariane Calta*, Cornell University
(101837183) 
4:30 p.m.
Veech surfaces and Rosen fractions.
Pierre Arnoux, Institute de Mathematique de Luminy
Thomas A. Schmidt*, Oregon State University
(101837163) 
5:00 p.m.
Shadowing in piecewise isometries.
Arek Goetz, San Francisco State University
Anthony Quas*, University of Victoria
(101837274)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Hilbert Functions and Resolutions, II
Room 111, Business
Organizers:
Benjamin Richert, California Polytechnic State University brichert@calpoly.edu
Sean SatherWagstaff, California State University, Dominguez Hills ssather@csudh.edu

3:00 p.m.
The LexPlusPowers Conjecture for Points.
Susan Marie Cooper*, Syracuse University
(101813109) 
3:30 p.m.
Compression.
Jeffrey A Mermin*, Cornell University
(101813209) 
4:00 p.m.
Hilbert functions, resolutions and matroids for fat points supported at 8 or fewer points of the plane.
Brian Harbourne*, University of NebraskaLincoln
(10181392) 
4:30 p.m.
Classifying ACM sets of points in multiprojective spaces.
Adam Van Tuyl*, Lakehead University
Elena Guardo, University of Catania
(101813100) 
5:00 p.m.
Hilbert Functions of Subspace Arrangements.
Harm Derksen*, University of Michigan, Ann Arbor
(101813224)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Computational Arithmetic Geometry, II
Room 104, Business
Organizers:
Kenneth A. Ribet, University of California Berkeley ribet@math.berkeley.edu
Kristin Estrella Lauter, Microsoft Corporation klauter@microsoft.com

3:00 p.m.
A basic intersection problem on Hilbert modular surface.
Tonghai Yang*, University of Wisconsin at Madison
(10181187) 
3:30 p.m.
Examples of automorphic forms on the unitary group in three variables.
Lassina Dembele*, Dept of Mathematics and Statisitics, University of Calgary
(101811173) 
4:00 p.m.
Rational torsion of elliptic curves and the cuspidal subgroup.
Amod Agashe*, Florida State University
(10181198) 
4:30 p.m.
Hilbert modular forms, intersection homology and base change.
Jayce R Getz*, University of Wisconsin at Madison
Mark Goresky, Institute for Advanced Study
(10181138) 
5:00 p.m.
Traces of singular moduli on Hilbert modular surfaces.
Ken Ono*, University of Wisconsin at Madison
Kathrin Bringmann, University of Wisconsin
Jeremy Rouse, University of Wisconsin
(10181153)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.4:50 p.m.
Special Session on Partial Differential Equations and Their Applications, II
Room 432, Thornton Hall
Organizers:
Steve Shkoller, University of California Davis shkoller@math.ucdavis.edu

3:00 p.m.
Homogenization of free boundary velocities.
Inwon Kim*, Department of Mathematics, UCLA
(101835228) 
3:30 p.m.
NavierStokes equations interacting with a nonlinear elastic shell.
Chinghsiao Cheng*, Department of Mathematics, UC Davis
Daniel Coutand, Department of Mathematics, UC Davis
Steve Shkoller, Department of Mathematics, UC Davis
(101876175) 
4:00 p.m.
Analysis of fluidsolid moving interface problems.
Daniel Coutand*, UC Davis
Steve Shkoller, UC Davis
(101835253) 
4:30 p.m.
A class of Free Boundary Problems and Maximal Regularity for a Class of Singular Parabolic Abstract Cauchy Problems.
Patrick Q Guidotti*, University of California Irvine
(10183515)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:30 p.m.
Special Session on History and Philosophy of Mathematics, II
Room 116, Business
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.
Euler's {\sl Introductio} of 1748.
V. Frederick Rickey*, West Point
(101801231) 
3:30 p.m.
What exactly is "doing math"?
Keith Devlin*, Stanford University
(101800255) 
4:00 p.m.
One hundred years of Voronoi summation.
Jennifer E Beineke*, Western New England College
(101801145) 
4:30 p.m.
Indian Contributions to \textit{The Educational Times} 18761918.
J J Tattersall*, Providence College
Shawnee L McMurran, California State University San Bernardino
(10180150) 
5:00 p.m.
Discussion

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Elliptic Methods in Geometry, II
Room 120, Business
Organizers:
C. Robin Graham, University of Washington robin@math.washington.edu
Rafe Mazzeo, Stanford University mazzeo@riley.stanford.edu

3:00 p.m.
Scattering theory on symmetric spaces and Nbody scattering.
Rafe Mazzeo, Stanford University
Andras Vasy*, Stanford University and MIT
(10183584) 
4:00 p.m.
$G_2$ and Rolling.
Richard Montgomery*, UCSC
(10185865) 
5:00 p.m.
H\"older Compactification for some manifolds with pinched negative curvature near infinity.
Eric Bahuaud*, University of Washington
(101853150)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Fractal Geometry: Connections to Dynamics, Geometric Measure Theory, Mathematical Physics and Number Theory, II
Room 325, Thornton Hall
Organizers:
Michel L. Lapidus, University of California Riverside lapidus@math.ucr.edu
Erin P. Pearse, University of California Riverside epearse@math.ucr.edu
Machiel van Frankenhuijsen, Utah Valley State College vanframa@uvsc.edu

3:00 p.m.
Curvature measures and fractals.
Steffen Winter*, Universität Jena, Germany
(10185126) 
3:30 p.m.
Mean curvatures of random selfsimilar sets.
Martina Z\"ahle*, Mathematical Institute, University of Jena (Germany)
(10182827) 
4:00 p.m.
SelfAffine Tiles and Basic Digit Sets.
Yang Wang*, Georgia Institute of Mathematics
(10182881) 
4:30 p.m.
Characteristic Polynomials and SelfAffine Tiles.
XingGang He, Dept of Math., Central China Normal University
KaSing Lau*, Dept of Math., The Chinese University of Hong Kong
(10182699) 
5:00 p.m.
Metric geometry of hyperspaces.
Leonid V. Kovalev, Texas A&M University
Jeremy T. Tyson*, University of Illinois
(101828107)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:15 p.m.
Special Session on Probability and Statistical Physics, II
Room 329, Thornton Hall
Organizers:
Marek Biskup, University of California Los Angeles biskup@math.ucla.edu
Noam Berger, California Institute of Technology and University of California Los Angeles berger@its.caltech.edu
Balint Virag, University of Toronto balint@math.toronto.edu

3:00 p.m.
Variational Bounds for the Random Energy Model.
Cristian Giardina, EURANDOM, Eindhoven, The Netherlands
Shannon L. Starr*, University of California, Los Angeles
(10188280) 
4:00 p.m.
Almostsure invariance principles for random walk in random environment.
Firas RassoulAgha*, University of Utah
Timo Seppalainen, University of WisconsinMadison
(101860226) 
4:30 p.m.
Fluctuations around characteristics for some interacting particle systems.
M\'arton Bal\'azs, University of WisconsinMadison
Firas RassoulAgha, Mathematical Biosciences Institute, Ohio State University
Timo Sepp\"al\"ainen*, University of WisconsinMadison
(10186075)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Homological and Ktheoretical Trends in Algebraic Combinatorics, II
Room 108, Business
Organizers:
Joseph Gubeladze, San Francisco State University soso@math.sfsu.edu
Serkan Hosten, San Francisco State University serkan@math.sfsu.edu

3:00 p.m.
Kempf collapsing and quiver loci.
Allen Knutson*, UCSD
Mark Shimozono, Virginia Tech
(101805213) 
3:30 p.m.
Homological Algebra Methods in Graph Theory.
Yongwu Rong*, National Science Foundation
(101805139) 
4:00 p.m.
Virtual crystal structure on rigged configurations.
Anne Schilling*, UC Davis
(101805177) 
4:30 p.m.
Finer rook equivalence and cohomology of Ding's Schubert varieties.
Mike Develin, American Institute of Mathematics
Jeremy L Martin*, University of Kansas
Victor Reiner, University of Minnesota
(101805156) 
5:00 p.m.
Ktheoretic factor sequences.
Anders S. Buch*, Rutgers University
Andrew Kresch, University of Warwick
Mark Shimozono, Virginia Tech
Harry Tamvakis, Brandeis University
Alex Yong, University of Minnesota
(101814257)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Liapunov Exponents and Nonuniform Hyperbolicity, II
Room 429, Thornton Hall
Organizers:
Anton Gorodetski, California Institute of Technology asgor@caltech.edu Caltech
Vadim Kaloshin, California Institute of Technology kaloshin@its.caltech.edu

3:00 p.m.
Quasiperiodic operators with analytic potential at low coupling: sharp nonperturbative results.
Artur Avila, Paris VI, France
Svetlana Jitomirskaya*, UCI
(101837207) 
4:00 p.m.
Resonances and creation of gaps in the spectrum of quasi periodic Schrodinger equation.
Michael Goldstein*, University of Toronto
(101835111) 
5:00 p.m.
Positivity of the Lyapunov exponent for the multifrequency model with generic smooth potential.
Silvius Klein*, School of Mathematics, Institute for Advanced Study
(101881172)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Qseries and Partitions, II
Room 110, Business
Organizers:
Neville Robbins, San Francisco State University robbins@math.sfsu.edu

3:00 p.m.
Ramanujan's modular equations and partition congruences.
Bruce C. Berndt*, University of Illinois at UrbanaChampaign
(101811126) 
3:30 p.m.
Series and polynomial representations for weighted RogersRamanujan partitions and products modulo 6.
Krishnaswami Alladi*, University of Florida
(101811102) 
4:00 p.m.
New identities for 7cores with prescribed BGrank.
Hamza Yesilyurt*, University of Florida
(101811152) 
4:30 p.m.
The BGrank of a partition and its applications.
Alexander Berkovich*, Department of Mathematics, University of Florida
(101805159) 
5:00 p.m.
On Sloane's Generalization of NonSquashing Stacks of Boxes.
James A. Sellers*, Penn State University
(10180561)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.5:20 p.m.
Special Session on Lie Algebras and Applications, II
Room 106, Business
Organizers:
Dimitar Grantcharov, San Jose State University grantcharov@math.sjsu.edu
Vera Serganova, University of California Berkeley serganova@math.berkeley.edu
Arturo Pianzola, University of Alberta a.pianzola@ualberta.ca

3:00 p.m.
Rationality of vertex operator algebras.
Chongying Dong*, University of California
Cuipo Jiang, Shanghai Jiaotong University
(101817117) 
3:30 p.m.
Graded level zero integrable representations of affine Lie algebras.
Vyjayanthi Chari, University of California Riverside
Jacob Greenstein*, University of California Riverside
(101817204) 
4:00 p.m.
Extended affine Lie algebras.
Erhard Neher*, University of Ottawa
(101817144) 
4:30 p.m.
Extended Affine Lie Algebras of Rank 1.
Bruce Allison*, University of Alberta
(101817200) 
5:00 p.m.
Modules for Extended Affine Lie Algebras.
Yuly Billig, Carleton University
Michael K Lau*, University of Ottawa
(101817181)

3:00 p.m.

Saturday April 29, 2006, 3:00 p.m.6:10 p.m.
Session for Contributed Papers, I
Room 113, Business

3:00 p.m.
Relationships of powered sums of an arithmetic progression among different powers.
Hungping Tsao*, Novato, CA
(101811134) 
3:15 p.m.
Some subalgebras of indefinite type KacMoody algebras.
Sandeep Bhargava*, York University
Ziting Zeng, York University
(101817137) 
3:30 p.m.
Simplifiable polynomials over finite rings of integers.
Florian Enescu*, Georgia State University
Priyank Kalla, University of Utah
M Brandon Meredith, Georgia State University
(101813169) 
3:45 p.m.
Generalized CartierMilnorMoore theorem.
Vladislav K. Kharchenko*, UNAM, Mexico
(10181714) 
4:00 p.m.
A 2chain can interlock with a $k$chain.
Julie Glass, California State University, East Bay
Bin Lu, California State University Sacramento
Joseph O'Rourke, Smith College
J Kathy Zhong*, California State University Sacramento
(10185125) 
4:15 p.m.
Programming in Hilbert's Complete Perfect Logic.
James Kuodo Huang*, California Information Technology
(101868272) 
4:30 p.m.
On the Ulam stability of mixed type functional equations.
John M. S. Rassias*, National and Capodistrian University of Athens,Athens,Greece
Matina(Stamatiki) J. Rassias, University of Strathclyde,Glasgow,UK
(10183909) 
4:45 p.m.
Boundary slope diameter and crossing number of 2bridge knots.
Thomas W Mattman*, California State University, Chico
Gabriel Maybrun, California State Universtiy, Chico
Kristin Robinson, Stanford University
(10185762) 
5:00 p.m.
Fragment Consistency on Functorial Models.
Cyrus F Nourani*, USA Affiliation Academia California and http://beam.to/af2im
(10181890) 
5:15 p.m.
Convolution Products of Harmonic Mappings in the Plane and Hypergeometric Functions.
Om P Ahuja*, Kent State University
(10183058) 
5:30 p.m.
Statistical Nonstationary Jacobi Iteration.
Jun Srisutapan, Department of Biostatistics, Faculty of Public Health, Mahidol
Sirikul Bunditsaovapak*, Dept. of Math. & Comp. Science, Faculty of Science, KMITL
(101865262) 
5:45 p.m.
Current state of mathematics education in India.
P Bhattacharyya*, Chennai,India
(10180010) 
6:00 p.m.
The Effect of Surface Tension on the Swell Ratio of Viscoelastic Fluid.
Sirikul Bunditsaovapak, Dept. of Mathematics and Computer Science, Faculty of Science, King Mongkut's Institute of Tech. Ladkrabang, Thailand
Saitharn Thenissara*, Rajamangala University of Technology Isan Nakornratchasima
(101865256)

3:00 p.m.

Saturday April 29, 2006, 8:00 p.m.8:50 p.m.
Einstein Public Lecture in Mathematics
The nature of roughness in mathematics, science, and art.
Jack Adams Hall, Cesar Chavez Student Center
Benoit B. Mandelbrot*, Yale University