AMS Sectional Meeting Full Program
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2012 Spring Western Section Meeting
University of Hawaii at Manoa, Honolulu, HI
March 34, 2012 (Saturday  Sunday)
Meeting #1078
Associate secretaries:
Michel L Lapidus, AMS lapidus@math.ucr.edu, lapidus@mathserv.ucr.edu
Saturday March 3, 2012

Saturday March 3, 2012, 7:30 a.m.4:30 p.m.
Book Sale and Exhibit
Keller Hall, Keller Hall

Saturday March 3, 2012, 7:30 a.m.4:30 p.m.
Meeting Registration
Keller Hall, Keller Hall

Saturday March 3, 2012, 8:00 a.m.10:40 a.m.
Special Session on Algebraic Geometry: Singularities and Moduli, I
Room 306, Kuykendall Hall Organizers: Jim Bryan, University of British Columbia jbryan@math.ubc.ca Jonathan Wise, Stanford University jonathan@math.stanford.edu

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Algebraic Number Theory, Diophantine Equations and Related Topics, I
Room 305, Kuykendall Hall Organizers: Claude Levesque, Université de Laval, Quebec, Canada Claude.Levesque@mat.ulaval.ca

8:00 a.m.
Some number theory associated to modular forms on SL(2).
Vinayak Vatsal*, University of British Columbia
(10781114)

8:30 a.m.
Binary theta series and modular forms of weight one with complex multiplication.
Ernst Kani*, Department of Mathematics and Statistics, Queen's University, Kingston, Ontario, Canada
(107811262)

9:00 a.m.
Exceptional units and cyclic resultants.
Cameron L Stewart*, University of Waterloo
(107811226)

9:30 a.m.
Annihilators of the class group of an imaginary compositum of quadratic number fields.
Radan Kučera*, Faculty of Science, Masaryk University, Brno, Czech Republic
(107811224)

10:00 a.m.
Lfunctions at the origin and annihilation of Sclass groups in multiquadratic extensions.
Jonathan W Sands*, University of Vermont
(107811114)

10:30 a.m.
BrauerKuroda relations for motivic cohomology groups.
Manfred Kolster*, McMaster University
(107811373)

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Automorphic and Modular Forms, I
Room 209, Kuykendall Hall Organizers: Pavel Guerzhoy, University of Hawaii pavel@math.hawaii.edu Zachary A. Kent, Emory University kent@mathcs.emory.edu

8:00 a.m.
Explicit bounds for sums of squares.
Jeremy Rouse*, Wake Forest University
(10781160)

9:00 a.m.
Representations by triangular, square, and pentagonal sums.
Wai Kiu Chan, Wesleyan University
Anna Haensch, Wesleyan University
Benjamin Robert Kane*, University of Cologne
(107811346)

9:30 a.m.
Asymptotic formulas for overpartitions with kruns.
Kathrin Bringmann, Louisiana State University
Alexander Holroyd, Microsoft Research
Karl Mahlburg*, Louisiana State University
Masha Vlasenko, Max Planck InstituteBonn
(107811380)

10:00 a.m.
Locally harmonic Maass forms and rational period functions.
kathrin Bringmann*, University of Cologne
(107811344)

10:30 a.m.
Periods and Jacobi forms.
YoungJu Choie*, Professor/POSTECH
(107811418)

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Geometry and Analysis on Fractal Spaces, I
Room 301, Kuykendall Hall Organizers: Michel Lapidus, University of California, Riverside lapidus@gmail.com Hung Lu, Hawaii Pacific University hlu@hpu.edu John A. Rock, California State Polytechnic University, Pomona jarock@csupomona.edu Machiel van Frankenhuijsen, Utah Valley University vanframa@uvu.edu

8:00 a.m.
On the Apollonian integral packing and selfsimilar tilings.
Hafedh Herichi*, Mathematics department. University of California, Riverside
(107811271)

8:30 a.m.
Minkowski content of selfconformal sets in $\mathbb R^d$.
Sabrina Kombrink*, Universität Bremen, Germany
(107837263)

9:00 a.m.
Zeta functions of discrete selfsimilar sets II.
Driss Essouabri*, University JeanMonnet (SaintEtienne)
Ben Lichtin, Rochester University
(107811265)

9:30 a.m.
Complex dimensions of Cantor strings and the Riemann zeros.
Machiel van Frankenhuijsen*, Utah Valley University
(107811286)

10:00 a.m.
Zeta functions associated with arbitrary compact sets in $R^{N}$: Towards a general theory of complex fractal dimensions.
Michel L Lapidus*, University of California, Riverside, California
Goran Radunovic, University of Zagreb, Croatia
Darko Zubrinic, University of Zagreb, Croatia
(107811146)

10:30 a.m.
Explicit tube formulas for $p$adic fractal strings.
Hung Lu*, Hawaii Pacific University
Michel L. Lapidus, University of California, Riverside
Machiel van Frankenhuijsen, Utah Valley University
(107851138)

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Holomorphic Spaces, I
Room C102, Business Administration Building Organizers: Hyungwoon Koo, Korea University koohw@korea.ac.kr Wayne Smith, University of Hawaii wayne@math.hawaii.edu

8:00 a.m.
Closed range composition operators on Dirichlet type spaces.
Maria Tjani*, University of Arkansas
(107847163)

8:30 a.m.
Complex dynamics and the spectra of composition operators.
Valentin Matache*, University of Nebraska
(10784754)

9:00 a.m.
Uniqueness sets in the Fock space.
Mishko Mitkovski, Georgia Insitute of Technology
Brett D. Wick*, Georgia Institute of Technology
(107830200)

9:30 a.m.
Discussion

10:00 a.m.
Linear sums of composition operators on the FockSobolev spaces.
Hong Rae Cho, Pusan National University
Boo Rim Choe*, Korea University
Hyungwoon Koo, Korea University
(107847189)

10:30 a.m.
FockSobolev spaces of fractional order.
H. R. Cho*, Pusan National University
B. R. Choe, Korea University
H. Koo, Korea University
(10784712)

Saturday March 3, 2012, 8:00 a.m.10:40 a.m.
Special Session on Kaehler Geometry and Its Applications, I
Room A102, Business Administration Building Organizers: Zhiqin Lu, University of California Irvine zlu@uci.edu Jeff Streets, University of California Irvine jstreets@uci.edu LiSheng Tseng, University of California Irvine lstseng@math.uci.edu Ben Weinkove, University of California San Diego weinkove@math.ucsd.edu

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Kernel Methods for Applications on the Sphere and Other Manifolds, I
Room C101, Business Administration Building Organizers: Thomas Hangelbroek, University of Hawaii at Manoa Hangelbr@math.hawaii.edu

8:00 a.m.
Kernel interpolation and approximation on manifolds.
J. D. Ward*, Texas A&M University
(10784176)

8:30 a.m.
The decay rate of the Lagrange basis functions and its applications.
Xingping Sun*, Department of Mathematics, Missouri State University
(107841150)

9:00 a.m.
Kernelbased quadrature on spheres and homogeneous spaces.
Francis J. Narcowich*, Mathematics Department, Texas A&M University, College Station, TX
(107841179)

9:30 a.m.
Quasiuniformity of bestpacking configurations.
A V Bondarenko, National Taras Shevchenko University
D P Hardin, Vanderbilt University
E B Saff*, Vanderbilt University
(107852227)

10:00 a.m.
Lightening the load: Low complexity discrete energy problems with varying weights.
Sergiy N Borodachov, Towson University
Douglas P Hardin*, Vanderbilt University
Edward B Saff, Vanderbilt University
(107841374)

10:30 a.m.
Quasiuniformity of minimal weighted energy points on compact metric spaces.
J. Tyler Whitehouse*, Vanderbilt University
Doug Hardin, Vanderbilt University
Ed B. Saff, Vanderbilt University
(107841379)

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Knotting in Linear and Ring Polymer Models, I
Room A101, Business Administration Building Organizers: Tetsuo Deguchi, Ochanomizu University deguchi@phys.ocha.ac.jp Kenneth Millett, University of California, Santa Barbara millett@math.ucsb.edu Eric Rawdon, University of St. Thomas ericrawdon@gmail.com Mariel Vazquez, San Francisco State University arsuaga3@gmail.com

8:00 a.m.
Topology of prion proteins.
Akio Kawauchi*, Osaka City Advanced Mathematical Institute, Osaka City University
(10785794)

8:30 a.m.
The role of DNA condensation on formation of minicircle networks in trypanosomes.
Javier Arsuaga*, San Francisco State University
Yuanan Diao, University of North Carolina
Kenneth Hinson, San Francisco State University
(107892324)

9:00 a.m.
Topological crystals as a new paradigm.
Satoshi Tanda*, Dept.of Appl. Physics, Center of Topological Science and Technology Hokkaido Univ.,Sapporo 0608628 Japan
(107882412)

9:30 a.m.
Knotted open chains.
Eric J Rawdon*, University of St. Thomas
(107857356)

10:00 a.m.
Folding mechanism of the smallest knotted protein.
Joanna I Sulkowska*, UCSD
Jeff K Noel, UCSD
Jose N Onuchic, UCSD
(107892406)

10:30 a.m.
Advances in using supercoiled minivector DNA for gene therapy.
Daniel J. Catanese, Baylor College of Medicine, Houston, TX USA
Jonathan M. Fogg, Baylor College of Medicine, Houston, TX USA
Milenka ArevaloSoliz, Baylor College of Medicine, Houston, TX USA
Erol Bakkalbasi, Baylor College of Medicine, Houston, TX USA
Truston J. Bodine, Baylor College of Medicine, Houston, TX USA
Donald E. Schrock, University of Texas M.D. Anderson Cancer Center, Houston, TX
Brian E. Gilbert, Baylor College of Medicine, Houston, TX USA
Lynn Zechiedrich*, Baylor College of Medicine, Houston, TX USA
(107892184)

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Coding Theory and its Industrial Applications, I
Room 103, Webster Hall Organizers: J. B. Nation, University of Hawaii JB@math.hawaii.edu Manabu Hagiwara, National Institute of Advanced Industrial Science and Technology, Japan hagiwara.hagiwara@aist.go.jp

8:00 a.m.
Forward error correction codes on highspeed communication standards and the future issues.
Wataru Matsumoto*, Mitsubishi Electric Corporation
(107894353)

8:30 a.m.
LP decodable permutation codes based on linearly constrained permutation matrices.
Tadashi Wadayama*, Nagoya Institute of Technology
Manabu Hagiwara, National Institute of Advanced Industrial Science and Technology
(107894217)

9:00 a.m.
Graphical construction of permutation code.
Manabu Hagiwara*, AIST, National Institute of Advanced Industrial Science and Techonology
(107894241)

9:30 a.m.
Towards Delsertetype upper bounds on permutation code sizes for the KendallTau distance metric.
Fabian Y.C. Lim*, Massachusetts Institute of Technology
Manabu Hagiwara, National Institute of Advanced Industrial Science and Technology
(107894216)

10:00 a.m.
Special permutation code weights.
Justin Kekoa Kong*, University of Hawaii at Manoa
(10789480)

10:30 a.m.
Uniform generation of standard tableaux for a generalized Young diagram.
Kento Nakada*, Integrated Media, Wakkanai Hokusei Gakuen University
(107805278)

Saturday March 3, 2012, 8:00 a.m.10:40 a.m.
Special Session on Model Theory, I
Roomm 310, Kuykendall Hall Organizers: Isaac Goldbring, University of California Los Angeles isaac@math.ucla.edu Alice Medvedev, University of California Berkeley alice@math.berkeley.edu

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on New Techniques and Results in Integrable and NearIntegrable Nonlinear Waves, I
Room D201, Business Administration Building Organizers: Jeffrey DiFranco, Seattle University difranco@seattleu.edu Peter Miller, University of Michigan millerpd@umich.edu

8:00 a.m.
Integrable systems, gradient flows, and dissipation.
Anthony M Bloch*, University of Michigan
(107835178)

8:30 a.m.
On the Cauchy problem for the KdV equation with Miura type initial data.
Alexei Rybkin*, University of Alaska Fairbanks
(107835342)

9:00 a.m.
Numerical inverse scattering for KdV and NLS.
Sheehan Olver*, The University of Sydney
Thomas Trogdon, University of Washington
(107865214)

9:30 a.m.
Uniform numerical approximation of integrable equations via RiemannHilbert problems.
Thomas Trogdon*, Department of Applied Mathematics, University of Washington
Sheehan Olver, School of Mathematics and Statistics, University of Sydney
Bernard Deconinck, Department of Applied Mathematics, University of Washington
(107865215)

10:00 a.m.
Fast sweeping methods for steady state problems of hyperbolic conservation laws with source terms.
Weitao Chen, The Ohio State University
ChingShan Chou, The Ohio State University
ChiuYen Kao*, The Ohio State University/ Claremont McKenna College
(107865194)

10:30 a.m.
Elastic solitary water wave interactions.
Jon Wilkening*, UC Berkeley
(107876275)

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Noncommutative Algebra and Geometry, I
Room D103, Business Administration Building Organizers: Jason Bell, Simon Fraser University jpb@sfu.ca James Zhang, University of Washington zhang@math.washington.edu

8:00 a.m.
Double covers of $\mathbb{P}^3$ and Reye congruences.
Colin J Ingalls*, University of New Brunswick
Alexander Kuznetsov, Steklov Institute
(107814415)

8:30 a.m.
Algebras in which every subalgebra is noetherian.
D. Rogalski*, University of California, San Diego
S. J. Sierra, University of Edinburgh
J. T. Stafford, University of Manchester
(107816386)

9:00 a.m.
Twisted CalabiYau algebras and ASregular (Hopf) algebras.
Quanshui Wu*, Fudan University
(107816176)

9:30 a.m.
Invariant subrings of $\mathbb{C}_{1}[x_1, ... , x_n]$ under permutation actions.
Ellen E. Kirkman*, Wake Forest University
James J. Kuzmanovich, Wake Forest University
James J. Zhang, University of Washington, Seattle
(107816229)

10:00 a.m.
McKay type correspondence for ASregular algebras.
Izuru Mori*, Shizuoka University, JAPAN
(107816174)

10:30 a.m.
Classifying quadratic quantum planes using graded skew Clifford algebras.
Manizheh Nafari, University of Texas at Arlington, Arlington, Texas
Michaela Vancliff*, University of Texas at Arlington, Arlington, Texas
Jun Zhang, Seattle, Washington
(107816235)

Saturday March 3, 2012, 8:00 a.m.10:50 a.m.
Special Session on Singularities, Stratifications and Their Applications, I
Room 307, Kuykendall Hall Organizers: Terence Gaffney, Northeastern University t.gaffney@neu.edu David Trotman, Université de Provence David.Trotman@cmi.univmrs.fr Leslie Charles Wilson, University of Hawaii at Manoa les@math.hawaii.edu

8:00 a.m.
Algebraic approximation of semianalytic sets.
Massimo Ferrarotti, Politecnico di Torino
Elisabetta Fortuna, Universita di Pisa
Leslie Charles Wilson*, University of Hawaii
(107858348)

8:30 a.m.
A'Campo curvature bumps near a singular point.
S Koike, Department of Mathematics, Hyogo University of Teacher's Education, Hyogo, Japan
TC Kuo, The University of Sydney
L Paunescu*, The University of Sydney, Australia.
(10781445)

9:00 a.m.
Singularity theory for mappings on special semianalytic stratifications.
James N. Damon*, University of North Carolina at Chapel Hill
(10785859)

9:30 a.m.
Discussion

10:00 a.m.
Openings of stable unfoldings.
Goo Ishikawa*, Department of Mathematics, Hokkaido University, Japan.
(10785874)

10:30 a.m.
Singularities of smooth mappings with patterns.
Masatomo Takahashi*, Muroran institute of technology
(107858175)

Saturday March 3, 2012, 8:00 a.m.10:40 a.m.
Special Session on Universal Algebra and Lattice Theory, I
Room 110, Hawaii Institute of Geophysics Organizers: Ralph Freese, University of Hawaii ralph@math.hawaii.edu William Lampe, University of Hawaii bill@math.hawaii.edu J. B. Nation, University of Hawaii JB@math.hawaii.edu

Saturday March 3, 2012, 8:00 a.m.10:55 a.m.
Session for Contributed Papers, I
Room 12, Krauss Hall

8:00 a.m.
Classifying the semisimple infinitesimal blocks of the parabolic category $\mathcal{O}$.
Kenyon J Platt*, Snow College
(107817131)

8:15 a.m.
Boundary of a CAT(0) 2Complex.
Yulan Qing*, Tufts University
(10782013)

8:30 a.m.
Automorphisms of simple Lie algebras G(n) over GF(2).
Young Jo Kwak*, Aurora, CO
(10781789)

8:45 a.m.
The model companion of the class of pseudocomplemented semilattices is finitely axiomatizable.
Joel Adler*, Pädagogische Hochschule Bern
(10780640)

9:00 a.m.
Congruence semidistributivity and $n$permutability.
Ralph Freese*, University of Hawaii
(10780843)

9:15 a.m.
Stable $W$Eulerian polynomials.
Mirkó Visontai*, University of Pennsylvania
Nathan Williams, University of Minnesota
(10780588)

9:30 a.m.
Phylogenetic trees and the tropical geometry of flag varieties.
Christopher A Manon*, University of California, Berkeley
(107814401)

9:45 a.m.
New connections between the Abelian sandpile model and domino tilings.
Laura Florentina Florescu*, Los Alamos National Laboratory/Reed College
(107805414)

10:00 a.m.
Specht modules and polytopes.
Hwanchul Yoo*, Korea Institute for Advanced Study (KIAS)
(107805347)

10:15 a.m.
Deformation theory and Grothendieck topologies.
Jonathan Wise*, Stanford University
(107814411)

10:30 a.m.
Some considerations of Poncelet's porism using elliptic functions.
Ben T Nohara*, Tokyo City University, Tokyo, Japan
Akio Arimoto, Tokyo City University, Tokyo, Japan
(10783319)

10:45 a.m.
Spoof odd perfect numbers.
Samuel J Dittmer*, Brigham Young University
(107811129)

Saturday March 3, 2012, 8:30 a.m.10:20 a.m.
Special Session on Applications of Nonstandard Analysis, I
Room D106, Business Administration Building Organizers: Tom Lindstrom, University of Oslo, Norway t.l.lindstrom@cma.uio.no Peter Loeb, University of Illinois at UrbanaChampaign loeb@math.uiuc.edu David Ross, University of Hawaii, Honolulu ross@math.hawaii.edu

Saturday March 3, 2012, 8:30 a.m.10:50 a.m.
Special Session on Asymptotic Group Theory, I
Room 112, Webster Hall Organizers: Tara Davis, Hawaii Pacific University tara.c.davis@gmail.com Erik Guentner, University of Hawaii erik@math.hawaii.edu Michael Hull, Vanderbilt University michael.b.hull@vanderbilt.edu Mark Sapir, Vanderbilt University m.sapir@vanderbilt.edu

8:30 a.m.
The dimension growth of groups.
Mark Sapir*, Vanderbilt University
(10782010)

9:00 a.m.
Subgroup distortion in wreath products of cyclic groups.
Tara C Davis*, Hawaii Pacific University
Alexander Yu. Olshanskii, Vanderbilt University
(107820186)

9:30 a.m.
Divergence, thick groups, and morse geodesics.
Jason Behrstock*, CUNY Lehman College
Cornelia Drutu, Oxford
(10782099)

10:00 a.m.
Von Neumann algebras of hyperbolic groups.
Ionut Chifan, U. Iowa
Thomas Sinclair*, UCLA
(10784693)

10:30 a.m.
Modified rightangled Artin groups.
Noel Brady*, University of Oklahoma
(107820357)

Saturday March 3, 2012, 8:30 a.m.10:50 a.m.
Special Session on Linear and Permutation Representations, I
Room 104, Webster Hall Organizers: Robert Guralnick, University of Southern California guralnic@usc.edu Pham Huu Tiep, University of Arizona tiep@math.arizona.edu

8:30 a.m.
Tightly embedded subsystems of fusion systems.
Michael Aschbacher*, Caltech
(107820116)

9:00 a.m.
Groups whose real irreducible characters have degrees coprime to $p$.
I. M. Isaacs*, University of Wisconsin, Madison
Gabriel Navarro, University of Valencia, Spain
(107820107)

9:30 a.m.
Crosscharacteristic representations of $Sp_6(q)$, $q$ even, and their restrictions to maximal subgroups.
Amanda A. Schaeffer Fry*, University of Arizona
(10782036)

10:00 a.m.
Random walk on irreducible representations of finite groups.
Jason E Fulman*, University of Southern California
(10782029)

10:30 a.m.
When least is best.
Persi Diaconis*, Department of Statistics, Stanford University
(10782033)

Saturday March 3, 2012, 8:30 a.m.10:50 a.m.
Special Session on Nonlinear Partial Differential Equations at the Common Interface of Waves and Fluids, I
Room D203, Business Administration Building Organizers: Ioan Bejenaru, University of Chicago bejenaru@math.uchicago.edu Vlad Vicol, University of Chicago vicol@math.uchicago.edu

8:30 a.m.
Boundary layer analysis for certain 3D nonlinear flows.
Anna L Mazzucato*, Pennsylvania State University
(107835317)

9:00 a.m.
NavierStokes equations, stability, and minimal perturbations of global solutions.
Walter Rusin*, University of Southern California
(107835407)

9:30 a.m.
Derivation of Magnetohydrodynamic equations from VlasovMaxwellBoltzmann system.
Juhi Jang*, University of California, Riverside
(107835272)

10:00 a.m.
Modulational instability and variational structure.
Vera Mikyoung Hur*, University of Illinois at UrbanaChampaign
Jared Bronski, University of Illinois at UrbanaChampaign
Nanjundamurthy Venkatasubbu, University of Illinois at UrbanaChampaign
(107835389)

10:30 a.m.
The splash singularity for the 3D freesurface incompressible Euler equations.
Daniel Coutand, HeriotWatt University
Steve Shkoller*, UC Davis
(107835393)

Saturday March 3, 2012, 9:00 a.m.10:50 a.m.
Special Session on Arithmetic Geometry, I
Room 210, Kuykendall Hall Organizers: Xander Faber, University of Hawaii xander@math.hawaii.edu Michelle Manes, University of Hawaii mmanes@math.hawaii.edu Gretel Sia, University of Hawaii gsia@math.hawaii.edu

9:00 a.m.
Heights and postcritically finite rational maps.
Patrick Ingram*, Colorado State University
(107811366)

9:30 a.m.
Integral Points and Forward Orbits on $\mathbb{P}^n$.
Yu Yasufuku*, Nihon University, College of Science and Technology
(107811273)

10:00 a.m.
Quantitative equidistribution in dynamics over general fields.
Yûsuke Okuyama*, Kyoto Institute of Technology
(107811233)

10:30 a.m.
Orbit length statistics and the dynamical MordellLang conjecture.
Par M Kurlberg*, KTH
Ben Hutz, CUNY
Thomas Scanlon, UC Berkeley
Thomas Tucker, Rochester U.
Dragos Ghioca, UBC
Robert Benedetto, Amherst College
(107811246)

Saturday March 3, 2012, 9:00 a.m.10:40 a.m.
Special Session on Computability and Complexity, I
Room 126, Pacific Ocean Science and Technology Organizers: Cameron E. Freer, Massachusetts Institute of Technology Bjorn KjosHanssen, University of Hawaii at Manoa bjoern@math.hawaii.edu

Saturday March 3, 2012, 9:00 a.m.10:50 a.m.
Special Session on Mathematical Teacher Preparation, I
Room 101, Miller Hall Organizers: Diane Barrett, University of Hawaii at Hilo diane.barrett@hawaii.edu Roberto Pelayo, University of Hawaii at Hilo robertop@hawaii.edu

Saturday March 3, 2012, 9:00 a.m.10:50 a.m.
Special Session on Nonlinear Partial Differential Equations of Fluid and Gas Dynamics, I
Room G103, Business Administration Building Organizers: Elaine Cozzi, Oregon State University cozzie@math.oregonstate.edu Juhi Jang, University of California Riverside juhijang@math.ucr.edu Jim Kelliher, University of California Riverside kelliher@math.ucr.edu

Saturday March 3, 2012, 9:00 a.m.10:50 a.m.
Special Session on Transformation Groups in Topology, I
Room 113, Webster Hall Organizers: Karl Heinz Dovermann, University of Hawaii at Manoa heiner@math.hawaii.edu Daniel Ramras, New Mexico State University ramras@nmsu.edu

Saturday March 3, 2012, 11:10 a.m.12:00 p.m.
Invited Address
Conformal editing of surface meshes.
Room 152, Bilger Hall
Peter Schröder*, California Institute of Technology
(10785302)

Saturday March 3, 2012, 2:00 p.m.2:50 p.m.
Invited Address
Representations of finite groups: Conjectures, reductions, and applications.
Room 152, Bilger Hall
Pham Tiep*, University of Arizona, Tucson
(10782003)

Saturday March 3, 2012, 3:15 p.m.5:55 p.m.
Special Session on Algebraic Geometry: Singularities and Moduli, II
Room 306, Kuykendall Hall Organizers: Jim Bryan, University of British Columbia jbryan@math.ubc.ca Jonathan Wise, Stanford University jonathan@math.stanford.edu

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on Algebraic Number Theory, Diophantine Equations and Related Topics, II
Room 305, Kuykendall Hall Organizers: Claude Levesque, Université de Laval, Quebec, Canada Claude.Levesque@mat.ulaval.ca

3:15 p.m.
Chebotarev sets.
Hershy Kisilevsky*, Department of Mathematics and Statistics, Concordia University
Michael O Rubinstein, Department of Pure Mathematics, University of Waterloo
(107811209)

3:45 p.m.
Families of ThueMahler equations with only trivial solutions.
Michel Waldschmidt*, University P. and M. Curie (Paris 6)
(107811147)

4:15 p.m.
The range of Carmichael's function.
Carl Pomerance*, Dartmouth College
(107811160)

4:45 p.m.
Noether's problem for groups of order $p^5$.
Mingchang Kang*, National Taiwan University, Taipei, Taiwan
(10781117)

5:15 p.m.
Explicit ramification bounds for division fields of Drinfeld modules.
Imin Chen*, Simon Fraser University
Yoonjin Lee, Ewha Womans University
(107811292)

5:45 p.m.
"Toy Galois groups and their invariants".
Jan Minac*, The University of Western Ontario
Sunil K. Chebolu, Illinois State University
Ido Efrat, Ben Gurion University of the Negev
(107812151)

Saturday March 3, 2012, 3:15 p.m.5:05 p.m.
Special Session on Applications of Nonstandard Analysis, II
Room D106, Business Administration Building Organizers: Tom Lindstrom, University of Oslo, Norway t.l.lindstrom@cma.uio.no Peter Loeb, University of Illinois at UrbanaChampaign loeb@math.uiuc.edu David Ross, University of Hawaii, Honolulu ross@math.hawaii.edu

3:15 p.m.
Ends from Freudenthal to nonstandard analysis.
Matt Insall, Missouri University of Science and Technology
Peter A. Loeb, University of Illinois at UbranaChampaign
Malgorzata Aneta Marciniak*, University of Toledo
(107803392)

3:45 p.m.
Ends of Representation Spaces.
Matt Insall*, Missouri University of Science and Technology
(107803308)

4:15 p.m.
End compactifications.
Matt Insall, Department of Mathematics and Statistics, University of Science and Technology, Rolla, Missouri
Peter A Loeb*, Department of Mathematics, University of Illinois, ChampaignUrbana
Malgorzata Aneta Marciniak, Department of Mathematics, University of Toledo
(10785450)

4:45 p.m.
Discussion

Saturday March 3, 2012, 3:15 p.m.5:05 p.m.
Special Session on Arithmetic Geometry, II
Room 210, Kuykendall Hall Organizers: Xander Faber, University of Hawaii xander@math.hawaii.edu Michelle Manes, University of Hawaii mmanes@math.hawaii.edu Gretel Sia, University of Hawaii gsia@math.hawaii.edu

Saturday March 3, 2012, 3:15 p.m.5:35 p.m.
Special Session on Asymptotic Group Theory, II
Room 112, Webster Hall Organizers: Tara Davis, Hawaii Pacific University tara.c.davis@gmail.com Erik Guentner, University of Hawaii erik@math.hawaii.edu Michael Hull, Vanderbilt University michael.b.hull@vanderbilt.edu Mark Sapir, Vanderbilt University m.sapir@vanderbilt.edu

Saturday March 3, 2012, 3:15 p.m.5:35 p.m.
Special Session on Automorphic and Modular Forms, II
Room 209, Kuykendall Hall Organizers: Pavel Guerzhoy, University of Hawaii pavel@math.hawaii.edu Zachary A. Kent, Emory University kent@mathcs.emory.edu

3:15 p.m.
On regularizing the imaginary DoiNaganuma lifting.
Seok Ho Jin*, POSTECH
Su Bong Lim, POSTECH
Youngju Choie, POSTECH
(107811328)

3:45 p.m.
Multisum families of mock theta functions.
Robert Osburn*, University College Dublin
Jeremy Lovejoy, CNRS
(107811197)

4:15 p.m.
Mock and false theta functions arising from etaquotients.
Holly Swisher*, Oregon State University
Sharon Garthwaite, Bucknell University
SoonYi Kang, Korea Advanced Institute of Science and Technology (KAIST)
Stephanie Treneer, Western Washington University
(107811387)

4:45 p.m.
$\ell$adic properties of $\ell$regular partitions.
John J Webb*, Wake Forest University
(107811283)

5:15 p.m.
{New Ramanujan congruence properties of the restricted partition function {$p(n,m)$}}.
Brandt Kronholm*, Whittier College
(10781161)

Saturday March 3, 2012, 3:15 p.m.5:55 p.m.
Special Session on C*algebras and Index Theory, I
Room D101, Business Administration Building Organizers: Erik Guentner, University of Hawaii at Manoa erik@math.hawaii.edu Efren Ruiz, University of Hawaii at Hilo ruize@hawaii.edu Erik Van Erp, University of Hawaii at Manoa jhamvanerp@gmail.com Rufus Willett, University of Hawaii at Manoa rufus.willett@vanderbilt.edu

3:15 p.m.
The localized Longitudinal index theorem for Lie groupoids and the Van Est map.
M. Pflaum, University of Colorado
H. Posthuma, University of Amsterdam
X. Tang*, Washington University in St. Louis
(107858162)

4:15 p.m.
Reverse order laws in C*algebras.
Dragana S. Cvetkovic Ilic*, Faculty of Mathematics and Sciences, University of Nis, Visegradska 33, 18000 Nis, Serbia
(10784715)

5:15 p.m.
Approximation properties of uniform Roe algebras.
Xiaoman Chen*, Institute of Mathematics, Fudan University, Shanghai, China
(107846339)

Saturday March 3, 2012, 3:15 p.m.5:55 p.m.
Special Session on Computability and Complexity, II
Room 126, Pacific Ocean Science and Technology Organizers: Cameron E. Freer, Massachusetts Institute of Technology Bjorn KjosHanssen, University of Hawaii at Manoa bjoern@math.hawaii.edu

Saturday March 3, 2012, 3:15 p.m.5:35 p.m.
Special Session on Geometry and Analysis on Fractal Spaces, II
Room 301, Kuykendall Hall Organizers: Michel Lapidus, University of California, Riverside lapidus@gmail.com Hung Lu, Hawaii Pacific University hlu@hpu.edu John A. Rock, California State Polytechnic University, Pomona jarock@csupomona.edu Machiel van Frankenhuijsen, Utah Valley University vanframa@uvu.edu

3:15 p.m.
Laplacian spectra on Ngasket fractals.
Luke Rogers*, University of Connecticut
(10782871)

3:45 p.m.
Partition, volume doubling property and quasisymmetry on metric spaces.
Jun Kigami*, Graduate School of Informatics, Kyoto University
(107828104)

4:15 p.m.
Dimensions of fractals defined via the semigroup generated by 2 and 3.
Stéphane Seuret*, LAMA UMR CNRS 8050, Université ParisEst, France
(107837106)

4:45 p.m.
KMS states on C*algebras associated to selfsimilar groups.
Suliman Albandik*, GeorgAugustUniversitaet Goettingen
(10783711)

5:15 p.m.
On the properties of Koch snowflake prefractal billiard tables.
Robert G Niemeyer*, University of California, Riverside
Michel L Lapidus, University of California, Riverside
(107837228)

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on Holomorphic Spaces, II
Room C102, Business Administration Building Organizers: Hyungwoon Koo, Korea University koohw@korea.ac.kr Wayne Smith, University of Hawaii wayne@math.hawaii.edu

Saturday March 3, 2012, 3:15 p.m.5:55 p.m.
Special Session on Kaehler Geometry and Its Applications, II
Room A102, Business Administration Building Organizers: Zhiqin Lu, University of California Irvine zlu@uci.edu Jeff Streets, University of California Irvine jstreets@uci.edu LiSheng Tseng, University of California Irvine lstseng@math.uci.edu Ben Weinkove, University of California San Diego weinkove@math.ucsd.edu

Saturday March 3, 2012, 3:15 p.m.5:35 p.m.
Special Session on Kernel Methods for Applications on the Sphere and Other Manifolds, II
Room C101, Business Administration Building Organizers: Thomas Hangelbroek, University of Hawaii at Manoa Hangelbr@math.hawaii.edu

Saturday March 3, 2012, 3:15 p.m.6:35 p.m.
Special Session on Knotting in Linear and Ring Polymer Models, II
Room A101, Business Administration Building Organizers: Tetsuo Deguchi, Ochanomizu University deguchi@phys.ocha.ac.jp Kenneth Millett, University of California, Santa Barbara millett@math.ucsb.edu Eric Rawdon, University of St. Thomas ericrawdon@gmail.com Mariel Vazquez, San Francisco State University arsuaga3@gmail.com

3:15 p.m.
DNA unknotting and unlinking by XerCDFtsK.
Mariel Vazquez*, Mathematics Department, San Francisco State University
Kai Ishihara, Department of Mathematics, Imperial College London
Koya Shimokawa, Mathematics Department, Saitama University
(107892338)

3:45 p.m.
On shortest pathways of unlinking by XerCDdiffFtsK.
Koya Shimokawa*, Saitama University
(107857193)

4:15 p.m.
Difference topology experiments and skein relations.
Isabel K. Darcy*, University of Iowa
Candice Price, University of Iowa
(107892280)

4:45 p.m.
On nullification distance.
Kai Ishihara*, Imperial College London
Dorothy Buck, Imperial College London
(107854350)

5:15 p.m.
Knot reduction for a lattice polygon model of local strand passage.
Chris Soteros*, University of Saskatchewan
(107882368)

5:45 p.m.
Arc index of pretzel knots of type $(p,q,r)$.
Hwa Jeong Lee, ChungAng University
Gyo Taek Jin*, Korea Advanced Institute of Science and Technology
(107857332)

6:15 p.m.
Relative Tutte polynomials of tensor products of colored graphs.
Yuanan Diao*, University of North Carolina Charlotte
Gabor Hetyei, UNC Charlotte
(107857300)

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on Linear and Permutation Representations, II
Room 104, Webster Hall Organizers: Robert Guralnick, University of Southern California guralnic@usc.edu Pham Huu Tiep, University of Arizona tiep@math.arizona.edu

3:15 p.m.
Unipotent centralizers in algebraic groups.
Gary M. Seitz*, University of Oregon
(10782026)

3:45 p.m.
Irreducibly acting subgroups of classical algebraic groups.
Timothy C. Burness, University of Southampton
Soumaia Ghandour, Universite Libanaise
Claude Marion, Hebrew University
Donna M. Testerman*, Ecole Polytechnique Federale de Lausanne
(107820137)

4:15 p.m.
Tensor products of cross characteristic representations of classical groups.
Kay Magaard*, University of Birmingham
Gerhard Roehrle, Ruhr Universitaet Bochum
Donna Testerman, Ecole Polytechnique Federal de Lausanne
(10782031)

4:45 p.m.
Nontrivial homology of coset posets of finite groups.
John Shareshian*, Washington University
Russ Woodroofe, Washington University
(107820285)

5:15 p.m.
Rewritable groups.
M I Elashiry, Department of Mathematics, University of Fayoum, Fayoum, Egypt
D S Passman*, Department of Mathematics, University of Wisconsin, Madison, Wisconsin
(107820119)

5:45 p.m.
News on endotrivial modules.
Jon F Carlson*, University of Georgia
(107820180)

Saturday March 3, 2012, 3:15 p.m.5:05 p.m.
Special Session on Mathematical Coding Theory and its Industrial Applications, II
Room 103, Webster Hall Organizers: J. B. Nation, University of Hawaii JB@math.hawaii.edu Manabu Hagiwara, National Institute of Advanced Industrial Science and Technology, Japan hagiwara.hagiwara@aist.go.jp

Saturday March 3, 2012, 3:15 p.m.4:35 p.m.
Special Session on Mathematical Teacher Preparation, II
Room 101, Miller Hall Organizers: Diane Barrett, University of Hawaii at Hilo diane.barrett@hawaii.edu Roberto Pelayo, University of Hawaii at Hilo robertop@hawaii.edu

Saturday March 3, 2012, 3:15 p.m.6:55 p.m.
Special Session on Model Theory, II
Roomm 310, Kuykendall Hall Organizers: Isaac Goldbring, University of California Los Angeles isaac@math.ucla.edu Alice Medvedev, University of California Berkeley alice@math.berkeley.edu

3:15 p.m.
Definable sets in ominimal fields with convex subrings.
Clifton F Ealy, Western Illinois University
Jana Marikova*, Western Illinois University
(107803388)

4:15 p.m.
Amalgamation functors and homology groups in model theory, part I.
John Goodrick, Department of Mathematics, Universidad de los Andes, Bogota, Colombia
Byunghan Kim*, Department of Mathematics, Yonsei University, Seoul, South Korea
Alexei Kolesnikov, Department of Mathematics, Towson University, MD, USA
(10780334)

5:15 p.m.
Amalgamation functors and homology groups in model theory, part II.
John Goodrick, Universidad de los Andes
Byunghan Kim, Yonsei University
Alexei Kolesnikov*, Towson University
(10780335)

6:15 p.m.
dpminimality for valued fields.
David Lippel*, Haverford College
(107803390)

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on New Techniques and Results in Integrable and NearIntegrable Nonlinear Waves, II
Room D201, Business Administration Building Organizers: Jeffrey DiFranco, Seattle University difranco@seattleu.edu Peter Miller, University of Michigan millerpd@umich.edu

3:15 p.m.
Perturbed magnetic droplet solitons.
Mark A. Hoefer*, North Carolina State University
Matteo Sommacal, Northumbria University, UK
(10783557)

3:45 p.m.
Transverse instabilities of dark solitons and dispersive shocks.
Boaz Ilan*, School of Natural Sciences, University of California, Merced
Mark A Hoefer, Department of Mathematics, North Carolina State University
(10783586)

4:15 p.m.
The spectrum of periodic traveling waves in the sineGordon equation.
Robert Marangell*, University of Sydney
C.K.R.T. Jones, The University of North Carolina at Chapel Hill
P. Miller, The University of Michigan
R. Plaza, Universidad Nacional Autonoma de Mexico (UNAM)
(107835132)

4:45 p.m.
Asymptotics of rational Painlevé II solutions.
Robert Buckingham*, University of Cincinnati
Peter D. Miller, University of Michigan, Ann Arbor
(107834349)

5:15 p.m.
On the modified nonlinear Schrödinger equation in the semiclassical limit.
Peter David Miller*, Department of Mathematics, University of Michigan
(107835303)

5:45 p.m.
Inverse scattering for the semiclassical modified nonlinear Schrödinger equation.
Jeffery C DiFranco*, Seattle University
Peter Miller, University of Michigan
(107835321)

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on Noncommutative Algebra and Geometry, II
Room D103, Business Administration Building Organizers: Jason Bell, Simon Fraser University jpb@sfu.ca James Zhang, University of Washington zhang@math.washington.edu

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on Nonlinear Partial Differential Equations at the Common Interface of Waves and Fluids, II
Room D203, Business Administration Building Organizers: Ioan Bejenaru, University of Chicago bejenaru@math.uchicago.edu Vlad Vicol, University of Chicago vicol@math.uchicago.edu

3:15 p.m.
"Beyond $L^3$": a dispersivetype approach to NavierStokes regularity criteria in critical spaces.
Gabriel S. Koch*, University of Sussex
Isabelle Gallagher, Université ParisDiderot
Fabrice Planchon, Université de Nice SophiaAntipolis
(107835277)

3:45 p.m.
A new derivation of the GrossPitaevskii Hierarchy.
Thomas Chen, University of Texas at Austin
Natasa Pavlovic*, University of Texas at Austin
(107835343)

4:15 p.m.
A unified approach to regularity problems for the 3D NavierStokes and Euler equations: the use of Kolmogorov's dissipation range.
Alexey Cheskidov*, University of Illinois, Chicago
(107835385)

4:45 p.m.
Bounded vorticity, bounded velocity (Serfati) solutions to 2D Euler equations in an external domain.
James P Kelliher*, University of California Riverside
Milton C Lopes Filho, Universidade Estadual de Campinas
Helena J Nussenzveig Lopes, Universidade Estadual de Campinas
(107876264)

5:15 p.m.
Low regularity solution for ChernSimonsSchrödinger system.
Baoping Liu*, University of California, Berkeley
(107835384)

5:45 p.m.
Local wellposedness for the minimal hypersurface equation in Minkowski spacetime.
Boris Ettinger*, University of California, Berkeley
(107835382)

Saturday March 3, 2012, 3:15 p.m.5:05 p.m.
Special Session on Nonlinear Partial Differential Equations of Fluid and Gas Dynamics, II
Room G103, Business Administration Building Organizers: Elaine Cozzi, Oregon State University cozzie@math.oregonstate.edu Juhi Jang, University of California Riverside juhijang@math.ucr.edu Jim Kelliher, University of California Riverside kelliher@math.ucr.edu

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on Singularities, Stratifications and Their Applications, II
Room 307, Kuykendall Hall Organizers: Terence Gaffney, Northeastern University t.gaffney@neu.edu David Trotman, Université de Provence David.Trotman@cmi.univmrs.fr Leslie Charles Wilson, University of Hawaii at Manoa les@math.hawaii.edu

3:15 p.m.
Chern classes of complements of free divisors.
Paolo Aluffi*, Florida State University
(107814153)

3:45 p.m.
Topology of the singular value sets of stable maps between surfaces.
Takahiro Yamamoto*, Department of Housing and Interior Design, Faculty of Engineering, Kyushu Sangyo University
(107857155)

4:15 p.m.
Multiplicity of pairs of modules and singularities.
Terence Gaffney*, Department of Mathematics, Northeastern University
(107832333)

4:45 p.m.
Discussion

5:15 p.m.
Geometry of orbit spaces of proper lie groupoids.
Markus J Pflaum*, University of Colorado, Boulder, CO, USA
Hessel Posthuma, University of Amsterdam, The Netherlands
Xiang Tang, Washington University, St. Louis, MO, USA
(10785816)

5:45 p.m.
Primitive derivations, Shi arrangements and Bernoulli polynomials.
Hiroaki Terao, Hokkaido University
Daisuke Suyama*, Hokkaido University
(107832192)

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on Transformation Groups in Topology, II
Room 113, Webster Hall Organizers: Karl Heinz Dovermann, University of Hawaii at Manoa heiner@math.hawaii.edu Daniel Ramras, New Mexico State University ramras@nmsu.edu

Saturday March 3, 2012, 3:15 p.m.6:05 p.m.
Special Session on Universal Algebra and Lattice Theory, II
Room 110, Hawaii Institute of Geophysics Organizers: Ralph Freese, University of Hawaii ralph@math.hawaii.edu William Lampe, University of Hawaii bill@math.hawaii.edu J. B. Nation, University of Hawaii JB@math.hawaii.edu

Saturday March 3, 2012, 3:15 p.m.5:55 p.m.
Session for Contributed Papers, II
Room 12, Krauss Hall

3:15 p.m.
Many, many more intrinsically knotted graphs.
Noam Goldberg, Occidental College, Los Angeles, CA
Thomas W. Mattman*, California State University, Chico, CA
Ramin Naimi, Occidental College, Los Angeles, CA
(107857185)

3:30 p.m.
Graphic literacy: Mathematic modeling for the liberal arts.
Dian Calkins*, Dominican University of California
Sibdas Ghosh, Dominican University of California
(107897371)

3:45 p.m.
On the behavior of the solutions of certain Turing system.
Janpou Nee*, General Education Center, ChienKuo Technology University, Changhua, R. O. C.
HsiChuan Huang, Department of Automation Engineer and Institute of Mechatronoptic Systems, ChienKuo Technology University
(107892253)

4:00 p.m.
Bifurcation of solutions to a boundary layer problem.
Chunqing Lu*, Southern Illinois University Edwardsville
(10787665)

4:15 p.m.
Global solutions to the ultrarelativistic Euler equations.
Brian Wissman*, University of Hawai`i at Hilo
(107835376)

4:30 p.m.
On the $(1,p)$Poincare inequality.
Ritva HurriSyrjanen*, University of Helsinki, Department of Mathematics and Statistics
Petteri Harjulehto, University of Turku, Department of Mathematics
Antti V. Vahakangas, University of Helsinki, Department of Mathematics and Statistics
(10784681)

4:45 p.m.
On the Weibull manifolds from a geometric point of view.
Reni Ivanova*, University of Hawaii at Hilo
(107851109)

5:00 p.m.
Approximate arithmetic operations on the fuzzy complex numbers using monotonic interpolation.
Mahdi Taheri*, Department of mathematics, Islamic Azad university, Malayer branch, Malayer, Iran
(10784122)

5:15 p.m.
Using manipulatives to promote meaningful mathematics instruction.
Diane Barrett*, University of Hawaii at Hilo
(10789763)

5:30 p.m.
A twisted moment map and its equivariance.
Takashi Hashimoto*, Tottori University, Education Center
(107853156)

5:45 p.m.
Sampling in Complex and Harmonic Analysis.
S. M. Mahmooudi*, university
(10784306)
Sunday March 4, 2012

Sunday March 4, 2012, 7:30 a.m.12:00 p.m.
Book Sale and Exhibit
Keller Hall, Keller Hall

Sunday March 4, 2012, 7:30 a.m.12:00 p.m.
Meeting Registration
Keller Hall, Keller Hall

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Algebraic Combinatorics, I
Room 127, Pacific Ocean Science and Technology Organizers: Federico Ardila, San Francisco State University federico@math.sfsu.edu Sara Billey, University of Washington billey@math.washington.edu Kelli Talaska, University of California, Berkeley talaska@math.berkeley.edu Lauren Williams, University of California, Berkeley williams@math.berkeley.edu

8:00 a.m.
Analysis of casino shelf shuffling machines.
Persi Diaconis, Stanford University
Jason Fulman*, University of Southern California
Susan Holmes, Stanford University
(10780577)

8:30 a.m.
Construction and enumeration of Franklin magic circles.
Rebecca Garcia*, Sam Houston State University
(10780548)

9:00 a.m.
Projective equivalence classes of vector configurations.
Andrew Berget*, University of California, Davis
Alex Fink, North Carolina State University
(107805396)

9:30 a.m.
$h$vectors of small matroid complexes.
Steven Klee*, University of California, Davis
(107805291)

10:00 a.m.
Discussion

10:30 a.m.
Cointerval simplicial complexes and cellular resolutions.
Benjamin Braun, University of Kentucky
Jonathan Browder*, University of Washington
Steven Klee, University of California, Davis
(107805305)

Sunday March 4, 2012, 8:00 a.m.10:40 a.m.
Special Session on Algebraic Geometry: Singularities and Moduli, III
Room 306, Kuykendall Hall Organizers: Jim Bryan, University of British Columbia jbryan@math.ubc.ca Jonathan Wise, Stanford University jonathan@math.stanford.edu

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Algebraic Number Theory, Diophantine Equations and Related Topics, III
Room 305, Kuykendall Hall Organizers: Claude Levesque, Université de Laval, Quebec, Canada Claude.Levesque@mat.ulaval.ca

8:00 a.m.
A geometric variant of Titchmarsh divisor problem.
Amir Akbary*, University of Lethbridge
(107811266)

8:30 a.m.
On inverse Galois problem with certain prime conditions.
Toru Komatsu*, Tokyo University of Science
(107811269)

9:00 a.m.
Average values of twisted Lfunctions.
Andrew Knightly*, University of Maine
John Jackson, University of Maine
(107811230)

9:30 a.m.
Congruences of Markoff numbers via Farey parametrization.
Masanobu Kaneko*, Faculty of Mathematics, Kyushu University
(107811124)

10:00 a.m.
Common terms in Lucas sequences of distinct type.
Gary Walsh*, Ottawa, Ontario
Alain Togbe, Purdue University
(107811181)

10:30 a.m.
The spin of prime ideals.
John Friedlander*, University of Toronto
(107811149)

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Arithmetic Geometry, III
Room 210, Kuykendall Hall Organizers: Xander Faber, University of Hawaii xander@math.hawaii.edu Michelle Manes, University of Hawaii mmanes@math.hawaii.edu Gretel Sia, University of Hawaii gsia@math.hawaii.edu

8:00 a.m.
On surjectivity of the Witt vector Frobenius.
Christopher Davis, University of California, Irvine
Kiran S. Kedlaya*, MIT / UC San Diego
(10781137)

8:30 a.m.
Mahler measures of some K3 surfaces.
MarieJose Bertin, Universite PARIS 6
Amy Feaver, University of Colorado Boulder
Jenny Fuselier, High Point University
Matilde Lalin*, University of Montreal
Michelle Manes, University of Hawaii
(107811144)

9:00 a.m.
Vector heights.
Arthur Baragar*, UNLV
(107811232)

9:30 a.m.
Lpackets and abelian varieties.
Jeffrey D. Achter*, Colorado State University
Clifton Cunningham, University of Calgary
(107811288)

10:00 a.m.
Jacobians of Hermitian curves and the supersingular locus.
Rachel J. Pries*, Colorado State University
Colin Weir, University of Calgary
(107811322)

10:30 a.m.
Torsion and Tamagawa numbers.
Dino Lorenzini*, University of Georgia
(107811282)

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Automorphic and Modular Forms, III
Room 209, Kuykendall Hall Organizers: Pavel Guerzhoy, University of Hawaii pavel@math.hawaii.edu Zachary A. Kent, Emory University kent@mathcs.emory.edu

8:00 a.m.
Pretentiously detecting power cancellation.
Robert J Lemke Oliver*, Emory University
(107811341)

8:30 a.m.
Kohnen's limit process for realanalytic Siegel modular forms.
Olav K Richter*, University of North Texas
Kathrin Bringmann, University of Cologne (Germany)
Martin Raum, Max Planck Institute for Mathematics, Bonn (Germany)
(10781120)

9:00 a.m.
On the average value of the divisor function.
Riad Masri*, Texas A&M University
ShengChi Liu, Texas A&M University
(107811297)

9:30 a.m.
Progress on counting discriminants of cubic fields.
Frank H Thorne*, University of South Carolina
(107811312)

10:00 a.m.
The distribution of the traces of Frobenius for elliptic curves.
K James*, Clemson University
(107811340)

10:30 a.m.
The CAP ideal and applications.
Jim Brown*, Clemson University
Krzysztof Klosin, CUNY  Queens College
(107811359)

Sunday March 4, 2012, 8:00 a.m.10:40 a.m.
Special Session on C*algebras and Index Theory, II
Room D101, Business Administration Building Organizers: Erik Guentner, University of Hawaii at Manoa erik@math.hawaii.edu Efren Ruiz, University of Hawaii at Hilo ruize@hawaii.edu Erik Van Erp, University of Hawaii at Manoa jhamvanerp@gmail.com Rufus Willett, University of Hawaii at Manoa rufus.willett@vanderbilt.edu

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Geometry and Analysis on Fractal Spaces, III
Room 301, Kuykendall Hall Organizers: Michel Lapidus, University of California, Riverside lapidus@gmail.com Hung Lu, Hawaii Pacific University hlu@hpu.edu John A. Rock, California State Polytechnic University, Pomona jarock@csupomona.edu Machiel van Frankenhuijsen, Utah Valley University vanframa@uvu.edu

8:00 a.m.
Gaussian free fields on postcritically finite fractals and Sierpinski carpets.
Joe P. Chen*, Cornell University
Baris E. Ugurcan, Cornell University
(107882145)

8:30 a.m.
Percolation on Nonp.c.f. Sierpinski gaskets and hexacarpets.
Derek Lougee, Cornell University
Benjamin Steinhurst*, Cornell University
(107860304)

9:00 a.m.
Thermodynamical formalism for a modified shift map.
Stephen R Muir*, University of California, Riverside
(107837167)

9:30 a.m.
Real analyticity of Hausdorff dimension of Julia sets of parabolic polynomial $f_{\lambda}(z)=z(1z\lambda z^2)$.
Hasina Akter*, University of North Texas
Mariusz Urbanski, University of North Texas
(10783725)

10:00 a.m.
Rigidity in infinitedimensional hyperbolic spaces.
Tushar Das*, University of North Texas
(107837255)

10:30 a.m.
Distance expanding random mappings, thermodynamic formalism, Gibbs measures, and fractal geometry.
Mariusz Urbanski*, University of North Texas
Volker Mayer, University of Lille
Bartlomiej Skorulski, University of Antofagasta
(10783751)

Sunday March 4, 2012, 8:00 a.m.10:20 a.m.
Special Session on Holomorphic Spaces, III
Room C102, Business Administration Building Organizers: Hyungwoon Koo, Korea University koohw@korea.ac.kr Wayne Smith, University of Hawaii wayne@math.hawaii.edu

8:00 a.m.
A Volterra type operator on $H^{\infty}$.
Austin Anderson*, University of Hawaii
(107830326)

8:30 a.m.
Duality in SegalBargmann Spaces.
Will Gryc, Muhlenberg College
Todd Kemp*, UCSD
(107846345)

9:00 a.m.
Toeplitz operators on Bergman spaces of polyanalytic functions.
Zeljko Cuckovic*, University of Toledo, Ohio
Trieu Le, University of Toledo, Ohio
(10784772)

9:30 a.m.
Discussion

10:00 a.m.
Geodesic zippers.
Donald E Marshall*, University of Washington, Seattle, WA 98195
(107830355)

Sunday March 4, 2012, 8:00 a.m.10:40 a.m.
Special Session on Kaehler Geometry and Its Applications, III
Room A102, Business Administration Building Organizers: Zhiqin Lu, University of California Irvine zlu@uci.edu Jeff Streets, University of California Irvine jstreets@uci.edu LiSheng Tseng, University of California Irvine lstseng@math.uci.edu Ben Weinkove, University of California San Diego weinkove@math.ucsd.edu

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Kernel Methods for Applications on the Sphere and Other Manifolds, III
Room C101, Business Administration Building Organizers: Thomas Hangelbroek, University of Hawaii at Manoa Hangelbr@math.hawaii.edu

8:00 a.m.
Discussion

9:00 a.m.
Stable computations with Gaussians.
Michael McCourt*, Cornell University
Greg Fasshauer, Illinois Institute of Technology
(107865182)

9:30 a.m.
Numerical solutions to a boundary value problem on the sphere using radial basis functions.
Quoc Thong Le Gia*, Unversity of New South Wales, Sydney, NSW 2052
Kerstin Hesse, Leipzig Graduate School of Management
(107841190)

10:00 a.m.
Radial Basis Functions: Developments and applications to planetary scale flows.
Natasha Flyer*, National Center for Atmospheric Research, Institute for Mathematics Applied to Geosciences
(10784149)

10:30 a.m.
A partition of unity radial basis function collocation method for partial differential equations.
Elisabeth Larsson*, Uppsala University/Dept. of Information Technology
Alfa Heryudono, University of Massachusetts Dartmouth/Dept. of Mathematics
(107865352)

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Knotting in Linear and Ring Polymer Models, III
Room A101, Business Administration Building Organizers: Tetsuo Deguchi, Ochanomizu University deguchi@phys.ocha.ac.jp Kenneth Millett, University of California, Santa Barbara millett@math.ucsb.edu Eric Rawdon, University of St. Thomas ericrawdon@gmail.com Mariel Vazquez, San Francisco State University arsuaga3@gmail.com

8:00 a.m.
Thetatemperature depression caused by topological effect in ring polymers.
Jiro Suzuki*, Computing Research Center, High Energy Accelerator Research Organization
Atsushi Takano, Graduate School of Engineering, Nagoya University
Yushu Matsushita, Graduate School of Engineering, Nagoya University
(10788296)

8:30 a.m.
Band surgery on knots with applications to other local moves.
Taizo Kanenobu*, Department of Mathematics, Osaka City University
(107857122)

9:00 a.m.
Chain dimension of knotted and unknotted ring polystyrenes.
Atsushi Takano*, Department of Applied Chemistry, Nagoya University
(107854337)

9:30 a.m.
General polygonal length dependence of the linking probability for ideal random polygons.
Kyoichi Tsurusaki*, Kanagawa Industrial Technology Center
(107882206)

10:00 a.m.
Averages of subsegment end to end distance and radius of gyration in ideal rings.
Laura K Zirbel*, University of California, Santa Barbara
(107854203)

10:30 a.m.
Universal curve for the distribution function of distance between two vertices with a given arc length of SAW.
Erica Uehara, Dept. Phys., Ochanomizu University
Tetsuo Deguchi*, Dept. Phys., Ochanomizu University
(107882195)

Sunday March 4, 2012, 8:00 a.m.10:20 a.m.
Special Session on Model Theory, III
Roomm 310, Kuykendall Hall Organizers: Isaac Goldbring, University of California Los Angeles isaac@math.ucla.edu Alice Medvedev, University of California Berkeley alice@math.berkeley.edu

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Noncommutative Algebra and Geometry, III
Room D103, Business Administration Building Organizers: Jason Bell, Simon Fraser University jpb@sfu.ca James Zhang, University of Washington zhang@math.washington.edu

8:00 a.m.
Path algebras, path coalgebras and quantum groups constructed from quivers.
S Dascalescu, University of Bucharest, Romania
M C Iovanov*, University of Southern California & University of Bucharest
C Nastasescu, S.Stoilow Institute of Mathematics, Romania
(107816391)

8:30 a.m.
The theory of prime ideals of Leavitt path algebras over arbitrary graphs.
Kulumani M Rangaswamy*, University of Colorado at Colorado Springs
(107816102)

9:00 a.m.
A structure theorem for $\mathbb{P}^{1}\operatorname{Spec }k$bimodules.
Adam Nyman*, Western Washington University
(10781884)

9:30 a.m.
Primitive ideals in quantum matrices.
Karel Casteels*, UC, Santa Barbara
(107816381)

10:00 a.m.
Torusinvariant prime spectra of CauchonGoodearlLetzter extensions.
Christopher Ryan Nowlin*, Laurel, MD
(107816302)

10:30 a.m.
The growths of algebras: Examinations of several outstanding problems.
Alexander A Young*, University of California, San Diego
(107816212)

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Singularities, Stratifications and Their Applications, III
Room 307, Kuykendall Hall Organizers: Terence Gaffney, Northeastern University t.gaffney@neu.edu David Trotman, Université de Provence David.Trotman@cmi.univmrs.fr Leslie Charles Wilson, University of Hawaii at Manoa les@math.hawaii.edu

Sunday March 4, 2012, 8:00 a.m.10:50 a.m.
Special Session on Universal Algebra and Lattice Theory, III
Room 110, Hawaii Institute of Geophysics Organizers: Ralph Freese, University of Hawaii ralph@math.hawaii.edu William Lampe, University of Hawaii bill@math.hawaii.edu J. B. Nation, University of Hawaii JB@math.hawaii.edu

Sunday March 4, 2012, 8:30 a.m.10:50 a.m.
Special Session on Applications of Nonstandard Analysis, III
Room D106, Business Administration Building Organizers: Tom Lindstrom, University of Oslo, Norway t.l.lindstrom@cma.uio.no Peter Loeb, University of Illinois at UrbanaChampaign loeb@math.uiuc.edu David Ross, University of Hawaii, Honolulu ross@math.hawaii.edu

Sunday March 4, 2012, 8:30 a.m.10:50 a.m.
Special Session on Asymptotic Group Theory, III
Room 112, Webster Hall Organizers: Tara Davis, Hawaii Pacific University tara.c.davis@gmail.com Erik Guentner, University of Hawaii erik@math.hawaii.edu Michael Hull, Vanderbilt University michael.b.hull@vanderbilt.edu Mark Sapir, Vanderbilt University m.sapir@vanderbilt.edu

Sunday March 4, 2012, 8:30 a.m.10:50 a.m.
Special Session on Linear and Permutation Representations, III
Room 104, Webster Hall Organizers: Robert Guralnick, University of Southern California guralnic@usc.edu Pham Huu Tiep, University of Arizona tiep@math.arizona.edu

8:30 a.m.
Graded representations of GL(n,q).
Bhama Srinivasan*, University of Illinois at Chicago
(10782091)

9:00 a.m.
Characterizing quasisimple groups by the degrees of their irreducible representations.
Hung Ngoc Nguyen*, The University of Akron
Hung P. TongViet, NorthWest University
Thomas P. Wakefield, Youngstown State University
(107820152)

9:30 a.m.
Semisimple symplectic characters of finite unitary groups.
Bhama Srinivasan, University of Illinois at Chicago
C. Ryan Vinroot*, College of William and Mary
(107820199)

10:00 a.m.
Square character degree graphs yield direct products.
Mark L. Lewis*, Kent State University
Qingyun Meng, Henan University of Technology
(10782028)

10:30 a.m.
On primitive Gelfand pairs.
Jan Saxl*, DPMMS, University of Cambridge
(107820361)

Sunday March 4, 2012, 8:30 a.m.10:50 a.m.
Special Session on Mathematical Coding Theory and its Industrial Applications, III
Room 103, Webster Hall Organizers: J. B. Nation, University of Hawaii JB@math.hawaii.edu Manabu Hagiwara, National Institute of Advanced Industrial Science and Technology, Japan hagiwara.hagiwara@aist.go.jp

8:30 a.m.
Partial group codes.
J. B. Nation*, University of Hawaii
(107868327)

9:00 a.m.
Complex reflection group coding.
Catherine Walker*, Leeward Community College; Pearl City, Hawaii
J. B. Nation, University of Hawaii
Hye Jung Kim, University of Hawaii
(10786866)

9:30 a.m.
A combinatorial approach to entanglementassisted quantum lowdensity paritycheck codes.
Yuichiro Fujiwara*, Department of Mathematical Sciences, Michigan Technological University
(107894242)

10:00 a.m.
Errorcorrecting quantum codes and variations on the numerical range.
John A Holbrook*, Math&Stat Dept, University of Guelph
(10789427)

10:30 a.m.
Combinatorial constructions of quantum codes.
Vladimir D Tonchev*, Michigan Technological University
(10789424)

Sunday March 4, 2012, 8:30 a.m.10:50 a.m.
Special Session on Nonlinear Partial Differential Equations at the Common Interface of Waves and Fluids, III
Room D203, Business Administration Building Organizers: Ioan Bejenaru, University of Chicago bejenaru@math.uchicago.edu Vlad Vicol, University of Chicago vicol@math.uchicago.edu

Sunday March 4, 2012, 9:00 a.m.10:40 a.m.
Special Session on Computability and Complexity, III
Room 126, Pacific Ocean Science and Technology Organizers: Cameron E. Freer, Massachusetts Institute of Technology Bjorn KjosHanssen, University of Hawaii at Manoa bjoern@math.hawaii.edu

Sunday March 4, 2012, 9:00 a.m.10:50 a.m.
Special Session on Nonlinear Partial Differential Equations of Fluid and Gas Dynamics, III
Room G103, Business Administration Building Organizers: Elaine Cozzi, Oregon State University cozzie@math.oregonstate.edu Juhi Jang, University of California Riverside juhijang@math.ucr.edu Jim Kelliher, University of California Riverside kelliher@math.ucr.edu

Sunday March 4, 2012, 9:00 a.m.10:40 a.m.
Special Session on Transformation Groups in Topology, III
Room 113, Webster Hall Organizers: Karl Heinz Dovermann, University of Hawaii at Manoa heiner@math.hawaii.edu Daniel Ramras, New Mexico State University ramras@nmsu.edu

Sunday March 4, 2012, 11:10 a.m.12:00 p.m.
Invited Address
Combinatorics of the real Grassmannian and shallow water waves.
Room 152, Bilger Hall
Lauren Williams*, University of California, Berkeley
(10780504)

Sunday March 4, 2012, 2:00 p.m.2:50 p.m.
Invited Address
Geometry of CalabiYau moduli.
Room 152, Bilger Hall
Zhiqin Lu*, University of California Irvine
(10785301)

Sunday March 4, 2012, 3:15 p.m.6:05 p.m.
Special Session on Algebraic Combinatorics, II
Room 127, Pacific Ocean Science and Technology Organizers: Federico Ardila, San Francisco State University federico@math.sfsu.edu Sara Billey, University of Washington billey@math.washington.edu Kelli Talaska, University of California, Berkeley talaska@math.berkeley.edu Lauren Williams, University of California, Berkeley williams@math.berkeley.edu

3:15 p.m.
Parking functions magics of Macdonald eigenoperators.
Adriano M. Garsia*, University of California San Diego
(107805103)

3:45 p.m.
EulerMahonian statistics via polyhedral geometry.
Matthias Beck*, San Francisco State University
Benjamin Braun, University of Kentucky
(10780583)

4:15 p.m.
Bounding reflection length in an affine Coxeter group.
Jon McCammond*, UC Santa Barbara
(107805287)

4:45 p.m.
Tableaux and plane partitions of truncated shapes.
Greta Panova*, University of California Los Angeles
(107805221)

5:15 p.m.
LittlewoodRichardson coefficients and tight fusion frames.
Edward Richmond*, University of British Columbia
Marcin Bownik, University of Oregon
Kurt Luoto, University of British Columbia
(10780592)

5:45 p.m.
Equivariant quantum Schubert polynomials.
Dave Anderson*, University of Washington
Linda Chen, Swarthmore College
(107805314)

Sunday March 4, 2012, 3:15 p.m.6:05 p.m.
Special Session on Algebraic Number Theory, Diophantine Equations and Related Topics, IV
Room 305, Kuykendall Hall Organizers: Claude Levesque, Université de Laval, Quebec, Canada Claude.Levesque@mat.ulaval.ca

Sunday March 4, 2012, 3:15 p.m.5:35 p.m.
Special Session on Applications of Nonstandard Analysis, IV
Room D106, Business Administration Building Organizers: Tom Lindstrom, University of Oslo, Norway t.l.lindstrom@cma.uio.no Peter Loeb, University of Illinois at UrbanaChampaign loeb@math.uiuc.edu David Ross, University of Hawaii, Honolulu ross@math.hawaii.edu

Sunday March 4, 2012, 3:15 p.m.4:35 p.m.
Special Session on Arithmetic Geometry, IV
Room 210, Kuykendall Hall Organizers: Xander Faber, University of Hawaii xander@math.hawaii.edu Michelle Manes, University of Hawaii mmanes@math.hawaii.edu Gretel Sia, University of Hawaii gsia@math.hawaii.edu

3:15 p.m.
Integral points on elliptic curves and explicit valuations of division polynomials.
Katherine E Stange*, Stanford University
(107811364)

3:45 p.m.
Ranks of elliptic curves in families of quadratic twists.
Zev Klagsbrun, University of Wisconsin, Madison
Barry Mazur, Harvard University
Karl Rubin*, UC Irvine
(107811134)

4:15 p.m.
Using elliptic curve with CM by $\sqrt{7}$ to test primality.
Alexander Abatzoglou, UCI
Alice Silverberg*, University of California, Irvine
Andrew V. Sutherland, MIT
Angela Wong, UCI
(107811154)

Sunday March 4, 2012, 3:15 p.m.4:35 p.m.
Special Session on Automorphic and Modular Forms, IV
Room 209, Kuykendall Hall Organizers: Pavel Guerzhoy, University of Hawaii pavel@math.hawaii.edu Zachary A. Kent, Emory University kent@mathcs.emory.edu

Sunday March 4, 2012, 3:15 p.m.5:55 p.m.
Special Session on C*algebras and Index Theory, III
Room D101, Business Administration Building Organizers: Erik Guentner, University of Hawaii at Manoa erik@math.hawaii.edu Efren Ruiz, University of Hawaii at Hilo ruize@hawaii.edu Erik Van Erp, University of Hawaii at Manoa jhamvanerp@gmail.com Rufus Willett, University of Hawaii at Manoa rufus.willett@vanderbilt.edu

Sunday March 4, 2012, 3:15 p.m.5:35 p.m.
Special Session on Geometry and Analysis on Fractal Spaces, IV
Room 301, Kuykendall Hall Organizers: Michel Lapidus, University of California, Riverside lapidus@gmail.com Hung Lu, Hawaii Pacific University hlu@hpu.edu John A. Rock, California State Polytechnic University, Pomona jarock@csupomona.edu Machiel van Frankenhuijsen, Utah Valley University vanframa@uvu.edu

3:15 p.m.
Spectral metric spaces for Gibbs measures.
Tony Samuel*, University of Bremen
(107837222)

3:45 p.m.
Hyperbolization of metric spaces.
Zair Ibragimov*, California State University, Fullerton
(107851254)

4:15 p.m.
Multifractal analysis for art investigation.
Stephane P Jaffard*, UPEC (University Paris East) Creteil France
(107860111)

4:45 p.m.
Lattice selfsimilar strings and selfsimilar multifractals.
Rolando De Santiago, Cal Poly Pomona
Michel L Lapidus, University of California, Riverside
Scott Roby*, University of California, Riverside
John A Rock, Cal Poly Pomona
(107828335)

5:15 p.m.
Discrete generalized fractal strings and generalized lattice strings.
Rolando De Santiago, Cal Poly Pomona
Michel L Lapidus, University of California, Riverside
Scott Roby, University of California, Riverside
John A Rock*, Cal Poly Pomona
(107828336)

Sunday March 4, 2012, 3:15 p.m.5:55 p.m.
Special Session on Kaehler Geometry and Its Applications, IV
Room A102, Business Administration Building Organizers: Zhiqin Lu, University of California Irvine zlu@uci.edu Jeff Streets, University of California Irvine jstreets@uci.edu LiSheng Tseng, University of California Irvine lstseng@math.uci.edu Ben Weinkove, University of California San Diego weinkove@math.ucsd.edu

Sunday March 4, 2012, 3:15 p.m.6:05 p.m.
Special Session on Kernel Methods for Applications on the Sphere and Other Manifolds, IV
Room C101, Business Administration Building Organizers: Thomas Hangelbroek, University of Hawaii at Manoa Hangelbr@math.hawaii.edu

3:15 p.m.
Regularized reconstruction imposing sparsity constraints.
Christian Rieger*, Institute for Numerical Simulation, University of Bonn
(107841309)

3:45 p.m.
Series kernels and some applications to reconstruction problems.
Barbara Zwicknagl*, Center for Nonlinear Analysis, Carnegie Mellon University
(107841311)

4:15 p.m.
A kernel based method for medical image reconstruction.
Stefano De Marchi*, Department of Mathematics, University of Padova, Italy
Amos Sironi, Dipartimento di Matematica, University of Padova, Italy
(107865249)

4:45 p.m.
Stability of kernel methods for timedependent partial differential equations on the circle and sphere.
Rodrigo B Platte*, Arizona State University
Jordan Martel, University of Colorado
(107865256)

5:15 p.m.
RBFGenerated Discrete Differential Operators on Surfaces and Applications to partial differential equations.
Edward J Fuselier*, High Point University
(107841243)

5:45 p.m.
Solving partial differential equations on surface with kernels.
Grady B Wright*, Boise State University
Edward J Fuselier, High Point University
(107865394)

Sunday March 4, 2012, 3:15 p.m.6:05 p.m.
Special Session on Knotting in Linear and Ring Polymer Models, IV
Room A101, Business Administration Building Organizers: Tetsuo Deguchi, Ochanomizu University deguchi@phys.ocha.ac.jp Kenneth Millett, University of California, Santa Barbara millett@math.ucsb.edu Eric Rawdon, University of St. Thomas ericrawdon@gmail.com Mariel Vazquez, San Francisco State University arsuaga3@gmail.com

3:15 p.m.
Region crossing change on link diagrams.
Ayaka Shimizu*, Osaka City University Advanced Mathematical Institute
(107851112)

3:45 p.m.
Knotted lattice polygons.
E J Janse van Rensburg*, Mathematics&Statistics, York University, Toronto, Ontario, M3J 1P3, Canada
(107882139)

4:15 p.m.
The writhe of a polygon on the hexagonal closed packing.
Christian Laing*, Departments of Mathematics and Computer Science, Biology, Wilkes University
(107854161)

4:45 p.m.
Not quite universal.
Andrew Rechnitzer*, University of British Columbia
Buks van Rensburg, York University
(107854210)

5:15 p.m.
Generating random walks and polygons in spherical confinement.
Y. Diao, University of North Carolina at Charlotte
C. Ernst*, Western Kentucky University
A. Montemayor, Western Kentucky University
U. Ziegler, Western Kentucky University
(107857306)

5:45 p.m.
Some geometric and topological properties of open polygonal chains.
Kenneth C Millett*, University of California, Santa Barbara
(107857183)

Sunday March 4, 2012, 3:15 p.m.6:05 p.m.
Special Session on Mathematical Coding Theory and its Industrial Applications, IV
Room 103, Webster Hall Organizers: J. B. Nation, University of Hawaii JB@math.hawaii.edu Manabu Hagiwara, National Institute of Advanced Industrial Science and Technology, Japan hagiwara.hagiwara@aist.go.jp

3:15 p.m.
Approximately counting the number of constrained arrays via belief propagation.
Pascal O. Vontobel*, HewlettPackard Laboratories, 1501 Page Mill Road, Palo Alto, CA 94304, USA
(107894187)

3:45 p.m.
Rational maps and maximum likelihood decoding: dynamical system and invariant theory in decodings.
Yasuaki Hiraoka*, Kyushu University, IMI
(10783758)

4:15 p.m.
On nonbinary paritycheck codes.
Gretchen L. Matthews*, Clemson University
(107805276)

4:45 p.m.
Algebraic LDPC codes based on noncommuting permutation matrices.
Christine A. Kelley*, University of NebraskaLincoln
(107894360)

5:15 p.m.
A transform approach for construction and analysis of quasicyclic lowdensity paritycheck codes.
Qiuju Diao, Department of Electrical and Computer Engineering, University of California at Davis
Qin Huang, Beihang University, Beijing, China
Shu Lin*, Department of Electrical and Computer Engineering, University of California at Davis
Khaled AbdelGhaffar, Department of Electrical and Computer Engineering, University of California at Davis
(107894123)

5:45 p.m.
Discussion

Sunday March 4, 2012, 3:15 p.m.5:05 p.m.
Special Session on Nonlinear Partial Differential Equations of Fluid and Gas Dynamics, IV
Room G103, Business Administration Building Organizers: Elaine Cozzi, Oregon State University cozzie@math.oregonstate.edu Juhi Jang, University of California Riverside juhijang@math.ucr.edu Jim Kelliher, University of California Riverside kelliher@math.ucr.edu

Sunday March 4, 2012, 3:15 p.m.6:05 p.m.
Special Session on Singularities, Stratifications and Their Applications, IV
Room 307, Kuykendall Hall Organizers: Terence Gaffney, Northeastern University t.gaffney@neu.edu David Trotman, Université de Provence David.Trotman@cmi.univmrs.fr Leslie Charles Wilson, University of Hawaii at Manoa les@math.hawaii.edu

3:15 p.m.
Singularities of projective Gauss images of surfaces in Anti de Sitter 3space.
Liang Chen*, School of Mathematics and Statistics, Northeast Normal University, Changchun, P. R. China.
Shyuichi Izumiya, Department of Mathematics, Hokkaido University, Sapporo, Japan
Masaki Kasedou, Department of Mathematics, Hokkaido University, Sapporo, Japan
(107853136)

3:45 p.m.
Lightlike geometry of spacelike surfaces in Minkowski spacetime.
Shyuichi Izumiya*, Department of Matheamtics, Faculty of Science, Hokkaido University
(107853141)

4:15 p.m.
Discussion

4:45 p.m.
The families of Gauss indicatrices on Lorentzian hypersurfaces in pseudospheres in semiEuclidean 4 space.
Jianguo Sun*, Northeast Normal University
(107851118)

5:15 p.m.
Whitney umbrellas and swallowtails.
Takashi Nishimura*, Yokohama National University
(10785755)

5:45 p.m.
Discussion

Sunday March 4, 2012, 3:15 p.m.5:05 p.m.
Special Session on Transformation Groups in Topology, IV
Room 113, Webster Hall Organizers: Karl Heinz Dovermann, University of Hawaii at Manoa heiner@math.hawaii.edu Daniel Ramras, New Mexico State University ramras@nmsu.edu

Sunday March 4, 2012, 3:15 p.m.6:05 p.m.
Special Session on Universal Algebra and Lattice Theory, IV
Room 110, Hawaii Institute of Geophysics Organizers: Ralph Freese, University of Hawaii ralph@math.hawaii.edu William Lampe, University of Hawaii bill@math.hawaii.edu J. B. Nation, University of Hawaii JB@math.hawaii.edu

3:15 p.m.
Posets with small principal ideals and large principal filters.
Keith A. Kearnes*, University of Colorado, Boulder
Greg Oman, University of Colorado, Colorado Springs
(107806404)

3:45 p.m.
Separating clones near the top of the clone lattice.
Agnes Szendrei*, University of Colorado at Boulder
(107808405)

4:45 p.m.
A category of contexts dual to complete semilattices with applications to (algebraic) lattices.
Peter Jipsen*, Chapman University
Michael A. Moshier, Chapman University
(107806331)

5:15 p.m.
Type classification of unification problems over distributive lattices and varieties of De Morgan algebras.
Simone Bova*, Department of Mathematics, Vanderbilt University (USA)
Leonardo Cabrer, Department of Mathematics, University of Bern (Switzerland)
(107806140)

5:45 p.m.
A lattice naturally associated with a Tychonoff space.
Robert Raphael*, Concordia University Montreal Canada
(107806289)

Sunday March 4, 2012, 4:00 p.m.5:40 p.m.
Special Session on Computability and Complexity, IV
Room 126, Pacific Ocean Science and Technology Organizers: Cameron E. Freer, Massachusetts Institute of Technology Bjorn KjosHanssen, University of Hawaii at Manoa bjoern@math.hawaii.edu
Inquiries: meet@ams.org

