AMS Sectional Meeting Program by Day
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Fall Western Sectional Meeting
University of Arizona, Tucson, AZ
October 2728, 2012 (Saturday  Sunday)
Meeting #1085
Associate secretaries:
Michel L Lapidus, AMS lapidus@math.ucr.edu, lapidus@mathserv.ucr.edu
Sunday October 28, 2012

Sunday October 28, 2012, 8:00 a.m.12:00 p.m.
Book Sale and Exhibit
Foyer 2, Modern Languages

Sunday October 28, 2012, 8:00 a.m.12:00 p.m.
Meeting Registration
Foyer 1, Modern Languages

Sunday October 28, 2012, 8:00 a.m.10:45 a.m.
Special Session on Asymptotic Analysis of Random Matrices, Integrable Systems, and Applications, III
Room 404, Modern Languages
Organizers:
Ken McLaughlin, University of Arizona mcl@math.arizona.edu
Nick Ercolani, University of Arizona

Sunday October 28, 2012, 8:00 a.m.9:20 a.m.
Special Session on Differential Equations and Biological Systems, II
Room 402, Modern Languages
Organizers:
Patrick Shipman, Colorado State University
Zoi Rapti, University of IIlinois at UrbanaChampaign zrapti@illinois.edu

8:00 a.m.
Densitycluster NMA: A new protein decomposition technique for coarsegrained normal mode analysis.
Julie C Mitchell*, University of Wisconsin  Madison
Omar NA Demerdash, University of Wisconsin  Madison
(108592265)

8:30 a.m.
DNA and chromatin as space curves constructed with 1 to 1,000,000 base pairs.
Thomas C Bishop*, Depts. Chemistry & Physics, Louisiana Tech University
(108592261)

9:00 a.m.
Lowdimensional descriptions of neural networks.
Andrea K Barreiro*, Southern Methodist University
Eli Shlizerman, University of Washington
Eric SheaBrown, University of Washington
J Nathan Kutz, University of Washington
(108592193)

Sunday October 28, 2012, 8:00 a.m.10:50 a.m.
Special Session on Harmonic Maass Forms and qSeries, III
Room 304, Modern Languages
Organizers:
Ken Ono, Emory University ono@mathcs.emory.edu
Amanda Folsom, Yale University
Zachary Kent, Emory University

8:00 a.m.
Spaces of modular forms generated by eta quotients.
Jeremy Rouse*, Wake Forest University
(108511208)

8:30 a.m.
Zeros and congruences of weakly holomorphic modular forms.
Paul Jenkins*, Brigham Young University
(108511237)

9:00 a.m.
Equidistribution of quadratic roots in the level aspect.
Riad Masri*, Texas A&M University
ShengChi Liu, Texas A&M University
(108511110)

9:30 a.m.
On the second solution of KZ differential equation.
Pavel Guerzhoy*, Department of Mathematics, University of Hawaii at Manoa
(10851191)

10:00 a.m.
Asymptotic equality of positive crank and rank moments.
Karl Mahlburg*, Louisiana State University
Kathrin Bringmann, University of Cologne
(108511268)

10:30 a.m.
Tables of elliptic curves over $\mathbb{Q}(\sqrt{5})$.
J. Bober, University of Bristol
A. Deines, University of Washington
S. Pancratz, London, England
A. Shnidman, University of Michigan
C. Vincent*, Stanford University
W. Stein, University of Washington
(108511280)

Sunday October 28, 2012, 8:00 a.m.10:40 a.m.
Special Session on Hyperbolic Geometry, III
Room 405, Modern Languages
Organizers:
Julien Paupert, Arizona State University paupert@asu.edu
Domingo Toledo, University of Utah

Sunday October 28, 2012, 8:00 a.m.10:40 a.m.
Special Session on Inverse Problems and Wave Propagation, III
Room 204, Modern Languages
Organizers:
Leonid Kunyansky, University of Arizona leonk@math.arizona.edu

8:00 a.m.
Stabilizing inverse problems by internal data.
Peter Kuchment*, Texas A&M University
Dustin Steinhauer, Texas A&M University
(10853596)

9:00 a.m.
Quantitative Photoacoustic Imaging using the Radiative Transfer Equation.
Ben Cox*, University College London, UK
Teedah Saratoon, University College London, UK
Tanja Tarvainen, University of Eastern Finland, Kuopio, Finland
Simon R. Arridge, University College London, UK
(108578147)

10:00 a.m.
On the spherical mean transform arising in thermoacoustic tomography.
Linh V Nguyen*, Department of Mathematics, University of Idaho
(108544182)

Sunday October 28, 2012, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Fluid Dynamics and its Application in Geosciences, III
Room 205, Modern Languages
Organizers:
Bin Cheng, Arizona State University bcheng2@asu.edu
Nathan GlattHoltz, Indiana University

8:00 a.m.
Data assimilation methods for atmospheric models.
Eric J. Kostelich*, Arizona State University
(108586285)

8:30 a.m.
An initial and boundaryvalue problem for the ZakharovKuznestov equation in a bounded domain.
JeanClaude Saut, Laboratoire de Mathematiques, UMR 8628, Universite ParisSud et CNRS
Roger Temam, Department of Mathematics and The Institute for Scientific Computing and Applied Mathematics , Indiana University
Chuntian Wang*, Department of Mathematics and The Institute for Scientific Computing and Applied Mathematics, Indiana University,
(108576140)

9:00 a.m.
Propagation of Longcrested Water Waves.
Jerry Bona*, University of Illinois at Chicago
(108576108)

9:30 a.m.
Boundary layers of the NavierStokes equations.
GungMin Gie*, University of California, Riverside
Makram Hamouda, Indiana University
James P. Kelliher, University of California, Riverside
Roger Temam, Indiana University
(108535229)

10:00 a.m.
The Kortewegde Vries equation on a bounded interval.
Zhen Qin, Indiana UniversityInstitute for Scientific Computing and Applied Mathematics
Roger M. Temam*, Indiana UniversityInstitute for Scientific Computing and Applied Mathematics
(10853572)

10:30 a.m.
Discussion

Sunday October 28, 2012, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Physics: Spectral and Dynamical Properties of Quantum Systems, III
Room 212, Modern Languages
Organizers:
Bruno Nachtergaele, University of California, Davis
Robert Sims, University of Arizona rsims@math.arizona.edu
Günter Stolz, University of Alabama, Birmingham

8:00 a.m.
Localization for nonmonotone discrete Schrodinger operators.
Alexander Elgart*, Virginia Tech
Mira Shamis, Institute for Advanced Study and Princeton University
Sasha Sodin, Institute for Advanced Study
(10858175)

8:30 a.m.
Lieb Robinson bounds in disordered quantum spin systems.
Eman Hamza*, Department of Physics, Faculty of Science, Cairo University, Egypt
Robert Sims, Department of Mathematics, University of Arizona, USA
Günter Stolz, Department of Mathematics, University of Alabama at Birmingham, USA
(108582200)

9:00 a.m.
Localization for a NonMonotone Random Block Operator.
Jacob W Chapman*, University of Alabama at Birmingham
Günter Stolz, University of Alabama at Birmingham
(10858286)

9:30 a.m.
LiebRobinson bounds for the Toda lattice.
Umar Islambekov*, The University of Arizona
Robert Sims, The University of Arizona
Gerald Teschl, University of Vienna
(108582238)

10:00 a.m.
Ultraviolet properties of the spinless, oneparticle Yukawa model.
A. Pizzo*, University of California, Davis
D. A. Deckert, University of California, Davis
(108581159)

10:30 a.m.
On the diffusive regime of disordered quantum wires.
Sven Bachmann*, UC Davis
Wojciech De Roeck, University of Heidelberg
Maximilian Butz, Technische Universitaet Muenchen
(108581134)

Sunday October 28, 2012, 8:00 a.m.10:40 a.m.
Special Session on Motives, Algebraic Cycles, and Ktheory, III
Room 201, Modern Languages
Organizers:
Deepam Patel, Indiana University, Bloomington patelde@indiana.edu
Ravindra Girivaru, University of Missouri, St. Louis

Sunday October 28, 2012, 8:00 a.m.10:50 a.m.
Special Session on Representations of Groups and Algebras, III
Room 202, Modern Languages
Organizers:
Klaus Lux, University of Arizona
Pham Huu Tiep, University of Arizona tiep@math.arizona.edu

8:00 a.m.
Standard resolutions for quiver Hecke algebras.
Jonathan Brundan*, University of Oregon
(10851694)

8:30 a.m.
Deformations of permutation representations of Coxeter groups.
Eric M Rains, Caltech
Monica Vazirani*, UC Davis
(10850592)

9:00 a.m.
On the Largest Irreducible Representations of the Finite Unitary Groups.
Amanda A. Schaeffer Fry*, University of Arizona
(108520168)

9:30 a.m.
Hopf structures on characters of unipotent groups.
Marcelo Aguiar, University of Texas A&M
Nantel Bergeron, York University
Nathaniel Thiem*, University of Colorado Boulder
(10852080)

10:00 a.m.
Elementary subalgebras of modular Lie algebras.
Jon F. Carlson, University of Georgia
Eric M. Friedlander, USC
Julia Pevtsova*, University of Washington
(10851698)

10:30 a.m.
On $p$permuntation equivalences of $p$blocks of finite groups.
Robert Boltje*, University of California, Santa Cruz
(108520142)

Sunday October 28, 2012, 8:00 a.m.10:40 a.m.
Special Session on Spectral Theory and Global Analysis, III
Room 302, Modern Languages
Organizers:
Lennie Friedlander, University of Arizona friedlan@math.arizona.edu
Klaus Kirsten, Baylor University

Sunday October 28, 2012, 8:00 a.m.10:50 a.m.
Special Session on Topics in Commutative Algebra, III
Room 203, Modern Languages
Organizers:
Kristen Beck, The University of Arizona
Silvia Saccon, The University of Arizona ssaccon@math.arizona.edu

8:00 a.m.
Triangulated defect categories.
Petter Andreas Bergh, Norwegian University of Science and technology
David A. Jorgensen*, University of Texas at Arlington
Steffen Oppermann, Norwegian University of Science and Technology
(108513104)

8:30 a.m.
Limits of finite free complexes.
Lars Winther Christensen*, Texas Tech University
Henrik Holm, University of Copenhagen
(108516244)

9:00 a.m.
Syzygy Bounds on the Regularity of Ideals.
Jason McCullough*, Mathematical Sciences Research Institute
(10851397)

9:30 a.m.
Bigraded Minimal Free Resolutions of Tensor Product Surfaces.
Hal Schenck, University of Illinois
Alexandra Seceleanu, University of Nebraska
Javid Validashti*, University of Illinois
(10851356)

10:00 a.m.
SuperStretched and Graded Countable CohenMacaulay Type.
Branden Stone*, Bard College/Bard Prison Initiative
(108513188)

10:30 a.m.
Weakly Spherical DG Modules over Koszul Complexes.
Sean SatherWagstaff*, North Dakota State University
(10851357)

Sunday October 28, 2012, 8:30 a.m.10:50 a.m.
Special Session on Analytical and Numerical Approaches in Nonlinear Systems: Collapses, Turbulence, Nonlinear Waves in Mathematics, Physics, and Biology, III
Room 406, Modern Languages
Organizers:
Alexander Korotkevich, University of New Mexico alexkor@math.unm.edu
Pavel Lushnikov, University of New Mexico

8:30 a.m.
Discussion

9:00 a.m.
KellerSegel equations, associated stochastic particle models and numerical methods.
Ibrahim Fatkullin*, University of Arizona
(108535122)

9:30 a.m.
Phase transitions in optical turbulence.
Natalia Vladimirova*, University of New Mexico
Gregory Falkovich, Weizmann Institute of Science
(108578177)

10:00 a.m.
Reduced model of Vlasov equation and study of it's instabilities in thermodynamic equilibrium.
Denis A Silantyev*, University of New Mexico
Pavel Lushnikov, University of New Mexico
(108565184)

10:30 a.m.
Emergence of clones in sexual populations.
Richard A. Neher, Max Planck Institute for Developmental Biology
Marija Vucelja*, Courant Institute of Mathematical Sciences, NYU
Mark Mezard, Laboratoire de Physique
Boris I. Shraiman, Kavli Institute for Theoretical Physics and Department of Physics, University of California
(10859219)

Sunday October 28, 2012, 8:30 a.m.10:50 a.m.
Special Session on Dispersion in Heterogeneous and/or Random Environments, III
Room 403, Modern Languages
Organizers:
Rabi Bhattacharya, University of Arizona
Edward Waymire, Oregon State University, Corvallis waymire@math.orst.edu

8:00 a.m.
On The Drift Paradox in a regimeswitching model.
W. Felder*, Oregon State University
E. Waymire, Oregon State University
(108592247)

8:30 a.m.
Adaptive MCMC with a random scaling parameter as a tuner and diffusion approximation.
Gopal K Basak*, Indian Statistical Institute, Kolkata, India
Arunangshu Biswas, Presidency University, Kolkata, India
(10856078)

9:00 a.m.
Random Countable Markov Shifts.
Manfred Denker*, Mathematics Department, The University of Pennsylvania
(10856032)

9:30 a.m.
Multiple phase transitions for longrange firstpassage percolation on square lattice.
Partha Sarathi Dey*, Courant Institute of Mathematical Sciences, NYU
Shirshendu Chatterjee, Courant Institute of Mathematical Sciences, NYU
(108560155)

10:00 a.m.
Limit theorems in statistics for volatility.
Nakahiro Yoshida*, Graduate School of Mathematical Sciences, University of Tokyo
(108562138)

10:30 a.m.
The KolmogorovObukhov Statistical Theory of Turbulence.
Bjorn Birnir*, Dept. of Mathematics and the Center for Complex and Nonlinear Science, University of California, Santa Barbara
(10856065)

Sunday October 28, 2012, 8:30 a.m.10:50 a.m.
Special Session on Geometric Analysis and Riemannian Geometry, III
Room 314, Modern Languages
Organizers:
David Glickenstein, University of Arizona
Guofang Wei, University of California Santa Barbara
Andrea Young, Ripon College YoungA@ripon.edu

8:30 a.m.
Smooth Convergence Away From Singular Sets.
Sajjad Lakzian*, The Graduate Center, The City University of New York (CUNY)
Christina Sormani, The Graduate Center, CUNY and Lehman College
(108553153)

9:00 a.m.
On the Hopf conjectures with symmetry.
Lee Kennard*, University of California, Santa Barbara
(10855383)

9:30 a.m.
Geometric inequalities for hypersurfaces.
Fernando A Schwartz*, University of Tennessee
(10855368)

10:00 a.m.
Zeta Function on Surfaces of Revolution.
Thalia D. Jeffres*, Wichita State University
Klaus Kirsten, Baylor University
Tianshi Lu, Wichita State University
(108553266)

10:30 a.m.
"Sequences of Open Riemannian Manifolds with Boundary".
Raquel Perales*, PhD student at Stony Brook University
Christina Sormani, Department of Math and Computer Science. Lehman College, CUNY
(108551260)

Sunday October 28, 2012, 8:30 a.m.10:55 a.m.
Special Session on Geometrical Methods in Mechanical and Dynamical Systems, III
Room 303, Modern Languages
Organizers:
Akif Ibragimov, Texas Tech University
Vakhtang Putkaradze, Colorado State University
Magdalena Toda, Texas Tech University magda.toda@ttu.edu

8:30 a.m.
Stochastic 3D Rotating NavierStokes Equations: Averaging, Convergence and Regularity.
Alex Mahalov*, School of Mathematical and Statistical Sciences, Arizona State University
(10853581)

9:00 a.m.
The Stokes operator for an interface boundary value problem in twolayer domains.
Luan Thach Hoang*, Department of Mathematics and Statistics, Texas Tech University
(10853588)

9:30 a.m.
On the computation of foliations and tracking initial conditions for differential equations.
YuMin Chung*, Department of Mathematics, Indiana UniversityBloomington
M.S. Jolly, Department of Mathematics, Indiana UniversityBloomington
(10856534)

10:00 a.m.
Dynamics of a thin film equation with disjoining pressure and nonuniform forcing.
Joceline Lega*, University of Arizona
(108535136)

10:30 a.m.
Geometry and Elasticity for NonEuclidean thin sheets.
Shankar C Venkataramani*, Department of Mathematics, University of Arizona.
John A Gemmer, Arizona Center for the Mathematical Sciences, University of Arizona.
(108574236)

Sunday October 28, 2012, 8:30 a.m.10:50 a.m.
Special Session on Special Functions, Combinatorics, and Analysis, III
Room 214, Modern Languages
Organizers:
Diego Dominici, SUNY New Paltz
Tim Huber, University of TexasPan American hubertj@utpa.edu
Robert Maier, University of Arizona

Sunday October 28, 2012, 8:30 a.m.10:50 a.m.
Special Session on The Ubiquitous Laplacian: Theory, Applications, and Computations, III
Room 306, Modern Languages
Organizers:
Bin Dong, University of Arizona
Lotfi Hermi, University of Arizona hermi@math.arizona.edu

Sunday October 28, 2012, 9:30 a.m.10:20 a.m.
Special Session on Biomathematics, II
Room 401, Modern Languages
Organizers:
Jim M. Cushing, University of Arizona cushing@math.arizona.edu
Joseph Watkins, University of Arizona

Sunday October 28, 2012, 9:30 a.m.11:00 a.m.
Special Session on Mathematics of Optical Pulse Propagation: Modeling, Analysis, and Simulations, III
Room 301, Modern Languages
Organizers:
Jason Fleischer, Princeton University
Moysey Brio, University of Arizona brio@math.arizona.edu
Karl Glasner, University of Arizona
Shankar Venkataramani, University of Arizona

Sunday October 28, 2012, 11:10 a.m.12:00 p.m.
Invited Address
Comparison results for Ricci curvature.
Room 350, Modern Languages
Goufang Wei*, University of California, Santa Barbara
(10855305)

Sunday October 28, 2012, 2:00 p.m.2:50 p.m.
Invited Address
Quantitative invariants in fourdimensional symplectic geometry.
Room 350, Modern Languages
Michael Hutchings*, University of California Berkeley
(10855702)

Sunday October 28, 2012, 3:00 p.m.5:30 p.m.
Special Session on Analytical and Numerical Approaches in Nonlinear Systems: Collapses, Turbulence, Nonlinear Waves in Mathematics, Physics, and Biology, IV
Room 406, Modern Languages
Organizers:
Alexander Korotkevich, University of New Mexico alexkor@math.unm.edu
Pavel Lushnikov, University of New Mexico

Sunday October 28, 2012, 3:00 p.m.4:20 p.m.
Special Session on Differential Equations and Biological Systems, III
Room 402, Modern Languages
Organizers:
Patrick Shipman, Colorado State University
Zoi Rapti, University of IIlinois at UrbanaChampaign zrapti@illinois.edu

Sunday October 28, 2012, 3:00 p.m.4:55 p.m.
Special Session on Geometrical Methods in Mechanical and Dynamical Systems, IV
Room 303, Modern Languages
Organizers:
Akif Ibragimov, Texas Tech University
Vakhtang Putkaradze, Colorado State University
Magdalena Toda, Texas Tech University magda.toda@ttu.edu

3:00 p.m.
A Tale of the Moving Head: How the Head chases the Eye.
Bijoy K. Ghosh*, Texas Tech University, Lubbock, TX
Indika Wijayasinghe, Texas Tech University, Lubbock, TX
(108534209)

3:30 p.m.
Multibreather stability in KleinGordon Equations.
Zoi Rapti*, University of Illinois, UrbanaChampaign
(108534189)

4:00 p.m.
The Construction and Analysis of Variational Integrators.
James Hall, University of California, San Diego
Melvin Leok*, University of California, San Diego
Tatiana Shingel, Jacobs University, Bremen
(108565199)

4:30 p.m.
Discussion

Sunday October 28, 2012, 3:00 p.m.5:50 p.m.
Special Session on Harmonic Maass Forms and qSeries, IV
Room 304, Modern Languages
Organizers:
Ken Ono, Emory University ono@mathcs.emory.edu
Amanda Folsom, Yale University
Zachary Kent, Emory University

3:00 p.m.
A Problem of Zagier on Quadratic Polynomials and Continued Fractions.
Marie Jameson*, Emory University
(108511262)

3:30 p.m.
Improved bounds for $p$core partitions.
Jeremy Rouse, Wake Forest University
John J Webb*, Wake Forest University
(108511258)

4:00 p.m.
Towards a Complete Characterization of New Ramanujan Congruence Properties of the Restricted Partition Function $p(n,m)$.
J. Brandt Kronholm*, Juniata College
(108511217)

4:30 p.m.
Hypergeometric Functions over Finite Fields and Siegel Modular Forms.
Dermot McCarthy*, Texas A&M University
(108511204)

5:00 p.m.
Congruences of mock modular forms.
Scott D. Ahlgren, University of Illinois at UrbanaChampaign
Byungchan Kim*, Seoul National University of Science and Technology
(108511181)

5:30 p.m.
An application of modular forms to short random walks.
Jonathan M Borwein, University of Newcastle
Armin Straub*, University of Illinois at UrbanaChampaign
James Wan, University of Newcastle
Wadim Zudilin, University of Newcastle
(10853310)

Sunday October 28, 2012, 3:00 p.m.5:30 p.m.
Special Session on Mathematical Fluid Dynamics and its Application in Geosciences, IV
Room 205, Modern Languages
Organizers:
Bin Cheng, Arizona State University bcheng2@asu.edu
Nathan GlattHoltz, Indiana University

Sunday October 28, 2012, 3:00 p.m.4:40 p.m.
Special Session on Motives, Algebraic Cycles, and Ktheory, IV
Room 201, Modern Languages
Organizers:
Deepam Patel, Indiana University, Bloomington patelde@indiana.edu
Ravindra Girivaru, University of Missouri, St. Louis

Sunday October 28, 2012, 3:00 p.m.5:20 p.m.
Special Session on Representations of Groups and Algebras, IV
Room 202, Modern Languages
Organizers:
Klaus Lux, University of Arizona
Pham Huu Tiep, University of Arizona tiep@math.arizona.edu

Sunday October 28, 2012, 3:00 p.m.4:50 p.m.
Special Session on Special Functions, Combinatorics, and Analysis, IV
Room 214, Modern Languages
Organizers:
Diego Dominici, SUNY New Paltz
Tim Huber, University of TexasPan American hubertj@utpa.edu
Robert Maier, University of Arizona
Inquiries: meet@ams.org