AMS Sectional Meeting Full Program
Current as of Saturday, April 5, 2008 00:24:35
2008 Spring Southeastern Meeting
Baton Rouge, LA, March 2830, 2008 (Friday  Sunday)
Meeting #1037
Associate secretaries: Matthew Miller, AMS miller@math.sc.edu
Friday March 28, 2008

Friday March 28, 2008, 1:00 p.m.6:00 p.m.
Meeting Registration
Room 229, Tureaud Building 
Friday March 28, 2008, 1:40 p.m.2:30 p.m.
Invited Address
The celebrated Calder\'onZygmund lemma revisited.
Room 102, Wilson Hall
Zhongwei Shen*, University of Kentucky
(10373501) 
Friday March 28, 2008, 2:30 p.m.6:00 p.m.
Book Sale and Exhibit
Room 206, Tureaud Building 
Friday March 28, 2008, 2:50 p.m.6:00 p.m.
Special Session on Number Theory and Applications in Other Fields, I
Room 129, Tureaud Building
Organizers:
Jorge Morales, Louisiana State University morales@math.lsu.edu
Robert Osburn, University College Dublin
Robert V. Perlis, Louisiana State University
Helena Verrill, Louisiana State University

2:50 p.m.
Vanishing and nonvanishing critical values of Elliptic Lfunctions.
Hershy Kisilevsky*, Concordia University, Montreal, Quebec, Canada
(103711308) 
3:40 p.m.
On exceptional images of modular mod $\ell$ Galois representations.
Ian Kiming*, University of Copenhagen, Denmark
(103711232) 
4:30 p.m.
Asymptotic Distribution of ClassGroupValued Invariants.
Anthony C Kable*, Oklahoma State University
(103711107) 
5:20 p.m.
Title:GBGrank of partitions and counting at roots of unity.
Alexander Berkovich*, University of Florida
(103711356)

2:50 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Arrangements and Related Topics, I
Room 109, Tureaud Building
Organizers:
Daniel C. Cohen, Louisiana State University cohen@math.lsu.edu

3:00 p.m.
On the free multiarrangements.
Hiroaki Terao*, Hokkaido University, Japan
(10373227) 
3:30 p.m.
Discrete Morse functions for complexified arrangements.
Emanuele Delucchi*, SUNY Binghamton
(103705115) 
4:00 p.m.
Cohomology algebras of arrangements of plane curves.
Jose Ignacio Cogolludo, Universidad de Zaragoza
Daniel Matei*, Institute of Mathematics of the Romanian Academy
(103757322) 
4:30 p.m.
Multiplier ideals of hyperplane arrangements.
Zach Teitler*, Texas A&M University
(10371433) 
5:00 p.m.
Discrete Morse theory and persistent homology.
Kevin P Knudson*, Mississippi State University
(103755210) 
5:30 p.m.
A Calculation of Local System Homology for Discriminantal Arrangements.
Amanda Hager*, University of Iowa
(103722113)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Radon Transforms, Tomography, and Related Geometric Analysis, I
Room 211, Tureaud Building
Organizers:
Fulton B. Gonzalez, Tufts University
Isaac Pesenson, Temple University
Todd Quinto, Tufts University todd.quinto@tufts.edu
Boris S. Rubin, Louisiana State University

3:00 p.m.
The Horocycle Radon Transform. Some old and new results.
Sigurdur Helgason*, Massachusetts Institute of Technology
(10374387) 
4:00 p.m.
Invariant Differential Operators on Matrix Motion Groups and Applications to the Matrix Radon Transform.
Fulton B. Gonzalez*, Tufts University
(10374388) 
4:30 p.m.
Inversion formulas for topological Radon transforms on Grassmann manifolds.
Yutaka Matsui*, Graduate School of Mathematical Sciences, the University of Tokyo
(10374486) 
5:00 p.m.
A support theorem for the geodesic ray transform.
Venky P Krishnan*, Tufts University
(103753149) 
5:30 p.m.
Fundamental solution to the Schroedinger equation on a compact symmetric space.
Tomoyuki Kakehi*, University of Tsukuba
(103743265)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Matroid Theory, I
Room 112, Tureaud Building
Organizers:
Bogdan S. Oporowski, Louisiana State University bogdan@math.lsu.edu
James G. Oxley, Louisiana State University

3:00 p.m.
Of Cabbages and Kings.
Joseph P Kung*, University of North Texas
(10370571) 
4:00 p.m.
Partial fields and matroids with several inequivalent representations over $GF(5)$.
Rudi Pendavingh*, Eindhoven University of Technology
Stefan van Zwam, Eindhoven University of Technology
(103705123) 
4:30 p.m.
On Clone Sets of $GF(q)$Representable Matroids.
Talmage J Reid*, The University of Mississippi
Xiangqian Zhou, Marshall University
(103705124) 
5:00 p.m.
Matroids with every two elements in a 4element circuit.
Deborah Chun*, Louisiana State University
(103705312) 
5:30 p.m.
Chromatic, Flow, and Tutte Polynomial Unique Graphs and Coefficients of the Characteristic Polynomial of a Binary Matroid.
Haidong Wu*, University of Mississippi
(103705360)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Wavelets, Frames, and MultiScale Constructions, I
Room 221, Tureaud Building
Organizers:
Palle E. T. Jorgensen, University of Iowa
David R. Larson, Texas A&M University
Gestur Olafsson, Louisiana State University
Darrin Speegle, Saint Louis University speegled@slu.edu

3:00 p.m.
Dimension functions of rationally dilated GMRAs and wavelets.
Marcin Bownik*, University of Oregon
Kenneth Hoover, California State University  Stanislaus
(10374247) 
3:30 p.m.
Dilations of $\mathbb R^2$ that have simple wavelet sets.
Kathy D. Merrill*, Colorado College
(103743275) 
4:00 p.m.
Multiscale Three Dimensional Image Analysis: Texture Segmentation and Biomedical Applications.
Simon K. Alexander*, University of Houston
Robert Azencott, University of Houston
Saurabh Jain, University of Houston
Manos Papadakis, University of Houston
(103700194) 
4:30 p.m.
Multiscale 3D texture segmentation: Isotropic Representations.
Simon Alexander, University of Houston
Robert Azencott, University of Houston
Saurabh Jain*, University of Houston
Manos Papadakis, University of Houston
(103741195) 
5:00 p.m.
Projective 2designs for reconstruction from magnitudes of frame coefficients.
Radu Balan, University of Maryland
Bernhard G Bodmann*, University of Houston
Peter G Casazza, University of Missouri
Dan Edidin, University of Missouri
(10374249) 
5:30 p.m.
The Golden Ratio Encoders.
Yang Wang*, Michigan State University
Ingrid Daubechies, Princeton University
Sinan Gunturk, Courant Institute
Ozgur Yilmaz, University of British Columbia
(103742250)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Structural Graph Theory, I
Room 108, Tureaud Building
Organizers:
Maria Chudnovsky, Columbia University mchudnov@columbia.edu

3:00 p.m.
$K_t$minors in large $t$connected graphs.
Serguei Norine*, Princeton University
Robin Thomas, Georgia Institute of Technology
(103705205) 
3:30 p.m.
Clique Minors and Odd Clique Minors.
Zixia Song*, University of Central Florida
(103705157) 
4:00 p.m.
Hadwiger's conjecture for quasiline graphs.
Alexandra Ovetsky Fradkin*, Princeton University
(10370569) 
4:30 p.m.
Hadwiger number of Cartesian products of graphs.
L. Sunil Chandran, Indian Institute of Science
A. V. Kostochka*, University of Illinois at UrbanaChampaign
J. Krishnam Raju, University of Waterloo
(10370543) 
5:00 p.m.
Chain theorems for 4prime graphs.
Sangil Oum*, KAIST
(103705211) 
5:30 p.m.
Facial coloring.
Frederic Havet*, Projet Mascotte, I3S(CNRS/UNSA) and INRIA, SophiaAntipolis
Daniel Kral, ITI Charles University, Prague
JeanSebastien Sereni, KAM and ITI Charles University, Prague
Riste Skrekovski, Department of Mathematics, University of Ljubljana
(103705127)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Harmonic Analysis and Partial Differential Equations in Real and Complex Domains, I
Room 215, Tureaud Building
Organizers:
Loredana Lanzani, University of Arkansas lanzani@uark.edu
Zhongwei Shen, University of Kentucky

3:00 p.m.
Boundary value problems for the Stokes system.
Marius Mitrea*, University of Missouri
(103745209) 
3:30 p.m.
The Bergman projection on Henkin Leiterer domains.
Dariush Ehsani*, Penn State  Lehigh Valley
Ingo Lieb, University of Bonn
(103732286) 
4:00 p.m.
Sharp nonremovability examples for BMO and H\"{o}lder quasiregular mappings.
Kari Astala, University of Helsinki
Albert Clop, University of Helsinki  University of Jyvaskyla  Universitat Autonoma de Barcelona
Joan Mateu, Universitat Autonoma de Barcelona
Joan Orobitg, Universitat Autonoma de Barcelona
Ignacio UriarteTuero*, University of Missouri  Columbia & Fields Institute
(103735174) 
4:30 p.m.
Differential invariants for real hypersurfaces and applications.
Michael D. Bolt*, Calvin College
(103732357) 
5:00 p.m.
On the Regularity of Green potentials for Elliptic Systems.
Dorina Mitrea*, University of Missouri
(103742167) 
5:30 p.m.
On fundamental solution of generalized Subelliptic Schr\"{o}dinger operators.
Lijing Sun*, University of WisconsinMilwaukee
(103735177)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:20 p.m.
Special Session on Nonlinear Evolution Equations of Mathematical Physics, I
Room 210, Tureaud Building
Organizers:
Jerry L. Bona, University of Illinois at Chicago
Michael M. Tom, Louisiana State University tom@math.lsu.edu

3:00 p.m.
Asymptotic stability of lattice solitons in the energy space.
Tetsu Mizumachi*, Kyushu University
(10373557) 
3:30 p.m.
Vanishing viscosity in the plane with nondecaying velocity and vorticity.
Elaine Cozzi*, Carnegie Mellon University
(103776332) 
4:00 p.m.
Nonuniform dependence of the CH equation solution map.
Alex Alexandrou Himonas*, University of Notre Dame
(103735121) 
4:30 p.m.
Analytical results for an extension of the BBM equation with applications to unidirectional propagation of long waves in certain nonlinear dispersive systems.
Timothy A Smith*, Embry Riddle Aeronautical University
(10373511) 
5:00 p.m.
A BBM Equation with a Superlinear Forcing Term.
Greg S Spradlin*, EmbryRiddle University
(103735330)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Knot and 3Manifold Invariants, I
Room 203, Tureaud Building
Organizers:
Oliver T. Dasbach, Louisiana State University kasten@math.lsu.edu
Patrick M. Gilmer, Louisiana State University

3:00 p.m.
Twisted Alexander polynomials, metabelian representations, and the knot slicing problem.
Chris Herald, University of Nevada, Reno
Paul Kirk, Indiana University, Bloomington
Charles Livingston*, Indiana University, Bloomington
(103757201) 
3:30 p.m.
Surgery description of colored knots.
Richard A. Litherland, LSU
Steven D. Wallace*, LSU
(10375706) 
4:00 p.m.
On the Kauffman bracket skein module of surgery on a (2,2n) torus link.
John M Harris*, University of Southern Mississippi
(103757340) 
4:30 p.m.
The $(n)$Solvable Filtration of the Knot Concordance Group.
Shelly Harvey*, Rice University
Tim Cochran, Rice University
Constance Leidy, Wesleyan University
(103757353) 
5:00 p.m.
Higherorder genera of knots.
Peter D Horn*, Rice University
(103757236) 
5:30 p.m.
Twisting quasialternating links.
Abhijit Champanerkar*, University of South Alabama
Ilya Kofman, College of Staten Island, CUNY
(103757192)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Geometric and Combinatorial Representation Theory, I
Room 103, Tureaud Building
Organizers:
Pramod N. Achar, Louisiana State University pramod@math.lsu.edu
Daniel S. Sage, Louisiana State University

3:00 p.m.
A Remark on Springer Correspondence.
Tomasz Przebinda*, University of Oklahoma
(103722300) 
3:30 p.m.
Representations of Lie Superalgebras.
Jonathan Kujawa*, University of Oklahoma
(103717344) 
4:00 p.m.
A Conjecture of Kottwitz and Rapoport for Split Groups.
Q\"endrim Gashi*, The University of Chicago
(10372092) 
4:30 p.m.
Stable Discrete Series Characters at Singular Elements.
Steven Thomas Spallone*, Purdue University
(103722285) 
5:00 p.m.
Codimensions of Newton Strata in the Iwahori Case.
Elizabeth Beazley*, University of Chicago
(10371480) 
5:30 p.m.
Perverse coherent sheaves on partial flag varieties.
Daniel S. Sage*, Louisiana State University
(103720273)

3:00 p.m.

Friday March 28, 2008, 3:00 p.m.5:50 p.m.
Special Session on Mathematical Modeling in Biology, I
Room 201, Tureaud Building
Organizers:
Hongyu He, Louisiana State University hongyu@math.lsu.edu
Sergei S. Pilyugin, University of Florida
Jianjun Tian, College of William and Mary

3:00 p.m.
Correlation tuning and coding in neuronal networks.
Kre\v{s}imir Josi\'{c}*, University of Houston
Eric SheaBrown, University of Washington
Brent Doiron, University of Pittsburgh
Jaime de la Rocha, New York University
(10379228) 
3:30 p.m.
Crossdiffusion induced instability and stability in reactiondiffusion systems.
Junping Shi, College of William and Mary
Zhifu Xie*, Virginia State University
(10379274) 
4:00 p.m.
Markov Chain Models of Calcium Release Sites: Kronecker Representations with Exact and Approximate Solution Methods.
M. Drew LaMar*, The College of William and Mary
Hilary DeRemigio, The College of William and Mary
Gregory D. Smith, The College of William and Mary
Peter Kemper, The College of William and Mary
(103792335) 
4:30 p.m.
Discussion. 
5:00 p.m.
A SelectionMutation Model: A Formulation on the Space of Measures.
Azmy Ackleh, University of Louisiana at Lafayette
John Cleveland*, University of Louisiana at Lafayette
(103792208) 
5:30 p.m.
Computational Analysis of Variation in Human Meiotic Recombination Hotspots.
Jie Zheng*, National Center for Biotechnology Information, NLM, NIH
(103792274)

3:00 p.m.

Friday March 28, 2008, 3:30 p.m.5:20 p.m.
Special Session on Geometric Group Theory, I
Room 119, Tureaud Building
Organizers:
Noel Brady, University of Oklahoma
Tara E. Brendle, Louisiana State University
Pallavi Dani, University of Oklahoma pdani@math.ou.edu

3:30 p.m.
Finiteness properties of rank one arithmetic groups over function fields.
KaiUwe Bux, University of Virginia
Kevin Wortman*, University of Utah
(103720372) 
4:00 p.m.
Discrete cocompact subgroups of $SL_2$ over a nonarchimedean local field.
Anne Thomas*, Cornell University
Lisa Carbone, Rutgers State University  New Brunswick
Leigh Cobbs, Rutgers State University  New Brunswick
Inna Korchagina, Warwick University
(103720151) 
4:30 p.m.
The minimality of the wellrounded retract.
Alexandra Pettet*, Stanford University
Juan Souto, University of Michigan, Ann Arbor
(103754217) 
5:00 p.m.
Computing solutions to systems of equations over free and hyperbolic groups.
Henry Wilton*, University of Texas at Austin
(103720261)

3:30 p.m.

Friday March 28, 2008, 6:10 p.m.7:00 p.m.
Invited Address
Even pairs in perfect graphs.
Room 102, Wilson Hall
Maria Chudnovsky*, Department of IEOR, Columbia University
Paul D. Seymour, Princeton University
(10370502)
Saturday March 29, 2008

Saturday March 29, 2008, 7:30 a.m.4:00 p.m.
Meeting Registration
Room 229, Tureaud Building 
Saturday March 29, 2008, 7:30 a.m.4:00 p.m.
Book Sale and Exhibit
Room 206, Tureaud Building 
Saturday March 29, 2008, 8:00 a.m.10:50 a.m.
Special Session on Current Challenges in Financial Mathematics, I
Room 200, Tureaud Building
Organizers:
Arkadev Chatterjea, KenanFlagler Business School, The University of North Carolina at Chapel Hill
Ambar Sengupta, Louisiana State University sengupta@math.lsu.edu

8:00 a.m.
Optimal Nonselffinancing Hedging in a Discrete Time Incomplete Market.
Victoria R Steblovskaya*, Bentley College
(103791338) 
8:30 a.m.
The WienerHopf factorization as a general method for pricing American options in L\'evy models with stochastic interest rate and/or volatility.
Svetlana Boyarchenko, The University of Texas at Austin
Sergei Levendorski\v{i}*, The University of Texas at Austin
(103791196) 
9:00 a.m.
Housing Market Microstructure.
Yildiray Yildirim*, Syracuse University
Hazer Inaltekin, Princeton University
Mehmet Saglam, Columbia University
(103760378) 
9:30 a.m.
Discussion. 
10:00 a.m.
Credit Default Correlation.
John Chaddam*, University of Pittsburgh
(103760267) 
10:30 a.m.
Correlation in Pricing CDOs.
Chao Meng*, Louisiana State University
(103760198)

8:00 a.m.

Saturday March 29, 2008, 8:00 a.m.10:50 a.m.
Special Session on Radon Transforms, Tomography, and Related Geometric Analysis, II
Room 211, Tureaud Building
Organizers:
Fulton B. Gonzalez, Tufts University
Isaac Pesenson, Temple University
Todd Quinto, Tufts University todd.quinto@tufts.edu
Boris S. Rubin, Louisiana State University

8:00 a.m.
The Radon Transform on Short Geodesics and Maximally Curved Spheres.
Eric L Grinberg*, University of New Hampshire
(103758325) 
8:30 a.m.
Fractional integrals of Erd\'{e}lyiKober type and Radon transforms on Grassmann manifolds.
Elena Ournycheva*, University of Pittsburgh at Bradford
(103744202) 
9:00 a.m.
Three way tiling sets: dilation, translation, reflection.
David R. Larson*, Texas A&M University
Peter Massopust, Technische UniversitatMunchen
Gestur Olafsson, Louisiana State University
(103746336) 
9:30 a.m.
Invariant subspaces of differential operators and de Branges spaces.
R. T. W. Martin*, University of Waterloo
(10374158) 
10:00 a.m.
Variations on the RiemannLebesgue Lemma.
William O. Bray*, University of Maine
(10374285) 
10:30 a.m.
Pointwise Fourier Inversion.
Mark A Pinsky*, Northwestern University
(10374244)

8:00 a.m.

Saturday March 29, 2008, 8:00 a.m.10:50 a.m.
Special Session on Matroid Theory, II
Room 112, Tureaud Building
Organizers:
Bogdan S. Oporowski, Louisiana State University bogdan@math.lsu.edu
James G. Oxley, Louisiana State University

8:00 a.m.
On Minorminimally 3connected Binary Matroids.
Loni Delaplane*, University of Mississippi
Talmage James Reid, University of Mississippi
Haidong Wu, University of Mississippi
Xiangqian Zhou, Marshall University
(103705297) 
8:30 a.m.
An Excluded Minor Characterization of BoxMengerian Matroid Ports.
Xujin Chen*, Chinese Academy of Sciences & Louisiana State University
Gouli Ding, Louisiana State University
Wenan Zang, The University of Hong Kong
(103705294) 
9:00 a.m.
Matroids from Graphs.
Thomas Zaslavsky*, Binghamton University (SUNY)
(103705305) 
10:00 a.m.
Signedgraphic matroids.
Daniel C Slilaty*, Wright State University
(103705375) 
10:30 a.m.
Matroids with nine elements.
Gordon Royle*, University of Western Australia
Dillon Mayhew, Victoria University of Wellington
(103705302)

8:00 a.m.

Saturday March 29, 2008, 8:00 a.m.10:50 a.m.
Special Session on Lie Groups, Lie Algebras, and Their Representations, I
Room 225, Tureaud Building
Organizers:
Mark C. Davidson, Louisiana State University davidson@math.lsu.edu
Ronald Stanke, Baylor University

8:00 a.m.
PaleyWiener type theorem for Kfinite functions on compact symmetric spaces.
Gestur Olafsson*, Louisiana State University
Henrik Schlichtkrull, University of Copenhagen
(103722213) 
8:30 a.m.
Toeplitz operators on generalized Bergman spaces.
Brian C. Hall*, University of Notre Dame
Kamthorn Chailuek, University of Notre Dame
(103722245) 
9:00 a.m.
Symmetries of the heat equation and representations.
Mark R. Sepanski, Baylor University
Ronald J. Stanke*, Baylor University
(103722277) 
9:30 a.m.
Conformal symmetries of the wave equation and representation theory, I.
Markus Hunziker, Baylor University
Mark R. Sepanski*, Baylor University
Ronald J. Stanke, Baylor University
(103722179) 
10:00 a.m.
Conformal symmetries of the wave equation and representation theory, II.
Markus Hunziker*, Baylor University
Mark R. Sepanski, Baylor University
Ronald J. Stanke, Baylor University
(103722181) 
10:30 a.m.
On certain components of Springer fibers.
Leticia Barchini, Oklahoma State University
Roger Zierau*, Oklahoma State University
(103722238)

8:00 a.m.

Saturday March 29, 2008, 8:00 a.m.10:50 a.m.
Special Session on White Noise Distribution Theory and Orthogonal Polynomials, I
Room 220, Tureaud Building
Organizers:
Jeremy J. Becnel, Stephen F. Austin State University becneljj@sfasu.edu
Aurel I. Stan, The Ohio State University at Marion

8:00 a.m.
Multiplicative renormalization method for orthogonal polynomials.
HuiHsiung Kuo*, Louisiana State University
(103760137) 
8:30 a.m.
A Characterization of L\'evy white noise measure.
YuhJia Lee*, National University of Kaohsiung
(103746234) 
9:00 a.m.
Multiplicative Renormalization Method for Orthogonal Polynomials.
Suat Namli*, Louisiana State University
(103746334) 
9:30 a.m.
Generalized fractional evolution equation.
Habib Ouerdiane*, University of Tunis El Manar, Tunisia
(10376019) 
10:00 a.m.
A GaussPoisson correspondence and infinite dimensional Laplacians.
Kimiaki Saito*, Meijo University
(103760226) 
10:30 a.m.
Recent results on onemode interacting Fock spaces.
Nobuhiro Asai*, Aichi University of Education
(103760135)

8:00 a.m.

Saturday March 29, 2008, 8:00 a.m.10:50 a.m.
Special Session on Wavelets, Frames, and MultiScale Constructions, II
Room 221, Tureaud Building
Organizers:
Palle E. T. Jorgensen, University of Iowa
David R. Larson, Texas A&M University
Gestur Olafsson, Louisiana State University
Darrin Speegle, Saint Louis University speegled@slu.edu

8:00 a.m.
Construction of Orthogonal Wavelet Frames.
Eric Weber*, Iowa State University
Brody Johnson, Saint Louis University
(103742126) 
8:30 a.m.
Construction of Frames on Nilpotent Domains.
Brad Currey*, Saint Louis University
(103743299) 
9:00 a.m.
Coorbit spaces and discretizations.
Jens Gerlach Christensen*, Louisiana State University
Gestur Olafsson, Louisiana State University
(103743284) 
9:30 a.m.
Frame potential and finite abelian groups.
Brody D Johnson*, St. Louis University
Kasso A Okoudjou, University of Maryland
(103742122) 
10:00 a.m.
Real Equiangular Tight Frames.
Peter Casazza*, University of Missouri
(10374631) 
10:30 a.m.
Schauder bases of translations and modulations.
Alexander M. Powell*, Vanderbilt University
Christopher Heil, Georgia Institute of Technology
(103742262)

8:00 a.m.

Saturday March 29, 2008, 8:00 a.m.10:50 a.m.
Special Session on Harmonic Analysis and Partial Differential Equations in Real and Complex Domains, II
Room 215, Tureaud Building
Organizers:
Loredana Lanzani, University of Arkansas lanzani@uark.edu
Zhongwei Shen, University of Kentucky

8:00 a.m.
On partial differential equations of p Laplace Type.
John L Lewis*, University of Kentucky
(10373540) 
8:30 a.m.
A Global CR Approximation Theorem for hypersurface graphs in Several Complex Variables.
Al Boggess*, Texas A&M
Roman Dwilewicz, University of Missouri, Rolla
Daniel Jupiter, Texas A&M Health Science Center, Temple
(103732146) 
9:00 a.m.
Absolute minimizers of Linfinity functionals under the Dirichlet energy constraint.
Teng Jiang, University of Kentucky
Changyou Wang*, University of Kentucky
(10373568) 
9:30 a.m.
Sobolev Estimates for the CauchyRiemann Complex on $C^1$ Pseudoconvex Domains.
Phillip S. Harrington*, University of South Dakota
(103732132) 
10:00 a.m.
Traces of functions in Hardy spaces on Lipschitz domains with applications to compensated compactness.
Tunde Jakab*, University of Virginia
Irina Mitrea, University of Virginia
Marius Mitrea, University of MissouriColumbia
(10373545) 
10:30 a.m.
The mixed problem in Lipschitz domains.
Russell Brown*, University of Kentucky
(103735365)

8:00 a.m.

Saturday March 29, 2008, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Modeling in Biology, II
Room 201, Tureaud Building
Organizers:
Hongyu He, Louisiana State University hongyu@math.lsu.edu
Sergei S. Pilyugin, University of Florida
Jianjun Tian, College of William and Mary

8:00 a.m.
Computerassisted proofs for the KotSchaffer model.
Sarah Day*, College of William and Mary
(103792215) 
8:30 a.m.
VectorBorne Diseases and Emergence of Pesticide Resistance.
Jemal Said MohammedAwel*, Valdosta State University
Kbenesh W Blayneh, Florida A&M University
(10379237) 
9:00 a.m.
The Minimal molecular surface.
P.W. Bates, Michigan State University
G.W. Wei, Michigan State University
Shan Zhao*, University of Alabama
(10379212) 
9:30 a.m.
Discussion. 
10:00 a.m.
Using Genomic Profile Data to Obtain Personalized Estimates of Disease Risk.
Nathan J Markward*, Pennington Biomedical Research Center
(103792326) 
10:30 a.m.
A tumor regrow model.
Jianjun Paul Tian*, The College of William and Mary
(103734169)

8:00 a.m.

Saturday March 29, 2008, 8:30 a.m.10:50 a.m.
Special Session on Elementary Mathematics from an Advanced Perspective, I
Room 127, Tureaud Building
Organizers:
James J. Madden, Louisiana State University madden@math.lsu.edu
Kristin L. Umland, University of New Mexico umland@math.unm.edu

8:30 a.m.
State mathematics standards and deep mathematical structure.
James J. Madden*, Louisiana State University
(103797143) 
9:00 a.m.
Research Projects Involving Mathematicians and High School Teachers: An Example Involving Moduli Spaces of Triangles.
Steven Rosenberg, Boston University
Mike Spillane, Watertown High School
Dan Wulf*, Watertown High School
(10379720) 
9:30 a.m.
Guiding high school mathematics teachers to a deeper understanding of the mathematics they teach. A report on a short course for preservice mathematics teachers at the University of Illinois.
Anthony L Peressini*, University of Illinois at UrbanaChampaign
(103797130) 
10:00 a.m.
Elementary algebra from an advanced perspective.
William McCallum*, University of Arizona
(103797222) 
10:30 a.m.
The Mathematics of Task Design.
Al Cuoco*, Center for Mathematics Education, EDC
(10379742)

8:30 a.m.

Saturday March 29, 2008, 8:30 a.m.10:20 a.m.
Special Session on Algebraic Geometry of Matrices and Determinants, I
Room 119, Tureaud Building
Organizers:
Zachariah C. Teitler, Texas A&M University zteitler@math.tamu.edu
Kent M. Neuerburg, Southeastern Louisiana University

8:00 a.m.
Resonance of the group of loops.
Daniel C Cohen*, Louisiana State University
(103720197) 
8:30 a.m.
On the principal components of Hilbert schemes of points.
Kyungyong Lee*, University of Michigan
(10371435) 
9:00 a.m.
Jet Schemes of Determinantal Varieties.
Cornelia Yuen*, SUNY Potsdam
(103714140) 
9:30 a.m.
The Gale Transform and Multigraded Determinantal Schemes.
Susan Marie Cooper*, California Polytechnic State University
Steven P. Diaz, Syracuse University
(103714103) 
10:00 a.m.
Resolution of formal ideals along a valuation.
Samar M El Hitti*, University of MIssoouri, Columbia
Steven Dale Cutkosky, University of Missouri, Columbia
(10371421)

8:00 a.m.

Saturday March 29, 2008, 8:30 a.m.10:50 a.m.
Special Session on Arrangements and Related Topics, II
Room 109, Tureaud Building
Organizers:
Daniel C. Cohen, Louisiana State University cohen@math.lsu.edu

8:30 a.m.
Generic section of a hyperplane arrangement and twisted Hurewicz maps.
Masahiko Yoshinaga*, Kobe University
(10375591) 
9:00 a.m.
Combinatorics and invariants of toric arrangements.
Luca Moci*, Roma Tre University, Italy  visiting at Berkeley University.
(10370538) 
9:30 a.m.
Which 3manifold groups are K\"ahler groups?
Alexandru Dimca, Universit\'e de Nice SophiaAntipolis
Alexander I. Suciu*, Northeastern University
(103757111) 
10:00 a.m.
Topology of real arrangements corresponding to shellable complexes.
Sangwook Kim*, George Mason University
(10370596) 
10:30 a.m.
Topological complexity of basisconjugating automorphisms of free groups.
Daniel C. Cohen, Louisiana State University, Baton Rouge
Goderdzi Pruidze*, Louisiana State University, Baton Rouge
(103720152)

8:30 a.m.

Saturday March 29, 2008, 8:30 a.m.10:50 a.m.
Special Session on Structural Graph Theory, II
Room 105, Tureaud Building
Organizers:
Maria Chudnovsky, Columbia University mchudnov@columbia.edu

8:30 a.m.
Topological space of metric graphs.
Dmitry N Kozlov*, University of Bremen, Germany
(103705317) 
9:00 a.m.
The topological connectivity of the complex of independent sets of a graph.
Ron Aharoni*, Technion, Haifa, Israel
(103705184) 
9:30 a.m.
Connectivity of random addable graphs.
Stefanie Gerke*, Royal Holloway College
Paul Balister, University of Memphis
Bela Bollobas, Trinity College Cambridge and University of Memphis
(103705200) 
10:00 a.m.
Bounding the chromatic number of clawfree graphs.
Andrew D King*, McGill University
Bruce A Reed, McGill University
(10370554) 
10:30 a.m.
Unavoidable minors of infinite graphs and matroids.
Carolyn B. Chun*, Louisiana State University
Guoli Ding, Louisiana State University
(103705268)

8:30 a.m.

Saturday March 29, 2008, 8:30 a.m.10:50 a.m.
Special Session on Nonlinear Evolution Equations of Mathematical Physics, II
Room 210, Tureaud Building
Organizers:
Jerry L. Bona, University of Illinois at Chicago
Michael M. Tom, Louisiana State University tom@math.lsu.edu

8:30 a.m.
Solitary Waves of a FifthOrder KdV Equation.
Steve Levandosky*, College of the Holy Cross
(103735186) 
9:00 a.m.
Sharp Results of Wellposedness.
Hongqiu Chen*, University of Memphis
Jerry L Bona, University of Illinois at Chicago
(103735296) 
9:30 a.m.
Fractional derivative properties for KdVtype equations.
Vladimir V Varlamov*, University of Texas  Pan American
(10373573) 
10:00 a.m.
Comparison of KP and BBMKP Models.
Gideon Pyelshak Daspan*, Xavier University of Louisiana, New Orleans
Michael Mudi Tom, Louisiana State University
(10373514) 
10:30 a.m.
Stability of Solitary Wave Solutions to Boussinesq System with Large Surface Tension.
Nghiem V. Nguyen*, Purdue University
Min Chen, Purdue University
Shuming Sun, Virginia Tech
(10373581)

8:30 a.m.

Saturday March 29, 2008, 8:35 a.m.10:55 a.m.
Special Session on Number Theory and Applications in Other Fields, II
Room 129, Tureaud Building
Organizers:
Jorge Morales, Louisiana State University morales@math.lsu.edu
Robert Osburn, University College Dublin
Robert V. Perlis, Louisiana State University
Helena Verrill, Louisiana State University

8:35 a.m.
Geodesics and commensurability classes of arithmetic hyperbolic 3manifolds.
Alan W Reid*, University of Texas at Austin
(10375761) 
9:25 a.m.
Mahler measures under variations of the base group.
Oliver T Dasbach, Louisiana State University
Matilde N Lalin*, University of Alberta
(10371197) 
10:15 a.m.
Valuation criterion for normal basis generators and Galois scaffolding in local fields.
G. Griffith (Griff) Elder*, University of Nebraska at Omaha
(103711159)

8:35 a.m.

Saturday March 29, 2008, 9:00 a.m.10:50 a.m.
Special Session on Geometric Group Theory, II
Room 120, Tureaud Building
Organizers:
Noel Brady, University of Oklahoma
Tara E. Brendle, Louisiana State University
Pallavi Dani, University of Oklahoma pdani@math.ou.edu

9:00 a.m.
Transversality and volume.
Max Forester*, University of Oklahoma
Noel Brady, University of Oklahoma
(103757269) 
9:30 a.m.
Superexponential 2dimensional Dehn functions.
Josh Barnard*, Univ. of South Alabama
Noel Brady, University of Oklahoma
Pallavi Dani, University of Oklahoma
(103720368) 
10:00 a.m.
An Amenable Ascending Union of Nonamenable Semigroups.
John Richard Donnelly*, University of Southern Indiana
(10372022) 
10:30 a.m.
Quasiisometries Between Tubular Groups.
Christopher H. Cashen*, University of Utah
(103720370)

9:00 a.m.

Saturday March 29, 2008, 9:00 a.m.10:50 a.m.
Special Session on Lie Groups and Holomorphic Function Spaces: Analysis, Geometry, and Mathematical Physics, I
Room 226, Tureaud Building
Organizers:
Brian C. Hall, University of Notre Dame bhall@nd.edu
Jeffrey J. Mitchell, Robert Morris University

9:00 a.m.
Complex submanifolds, connections, and the semiclassical limit.
Tatyana Foth*, University of Western Ontario, Canada
(10375852) 
9:30 a.m.
Sampling Theorems on Symmetric Spaces of Noncompact Type.
Matthew B Stenzel*, Ohio State University, Newark
(103743264) 
10:00 a.m.
Symplectic methods and Lie algebras.
Robert J Stanton*, Ohio State University
(103722351) 
10:30 a.m.
New results in SegalBargmann analysis.
Stephen B. Sontz*, Centro de Investigacion en Matematicas, A.C.
(103781155)

9:00 a.m.

Saturday March 29, 2008, 9:00 a.m.10:50 a.m.
Special Session on Gauge Theory in Smooth and Symplectic Topology, I
Room 108, Tureaud Building
Organizers:
Scott J. Baldridge, Louisiana State University sbaldrid@math.lsu.edu
Brendan E. Owens, Louisiana State University

9:00 a.m.
Knot Concordance and Heegaard Floer homology.
J. Elisenda Grigsby*, Columbia University
Daniel Ruberman, Brandeis University
Saso Strle, University of Ljubljana
(103757369) 
9:30 a.m.
Degeneracy loci of Dirac operators.
Thomas G. Leness*, Florida International University
(10375862) 
10:00 a.m.
Comultiplication in Khovanov and Heegaard Floer homology.
John A Baldwin*, Columbia University
(103757259) 
10:30 a.m.
Knot Floer width and Turaev genus.
Adam Lowrance*, Louisiana State University
(103754349)

9:00 a.m.

Saturday March 29, 2008, 9:00 a.m.10:50 a.m.
Special Session on Recent Advances in Knot Theory: Quandle Theory and Categorified Knot Invariants, I
Room 101, Tureaud Building
Organizers:
Sam Nelson, Pomona College knots@esotericka.org
Alissa S. Crans, Loyola Marymount University

9:00 a.m.
Generalized quandle homology theory and applications.
Mohamed Elhamdadi*, Univ of South Florida
Scott Carter, University of South Alabama
Matias Grana, Universidad de Buenos Aires
Masahico Saito, Univ of South Florida
(103757136) 
9:30 a.m.
The Minimal Number of Fox Colors and Quandle Cocycle Invariants of Knots.
Masahico Saito*, University of South Florida
(10375789) 
10:00 a.m.
Sample computations in selfdistributive algebras.
J Scott Carter*, University of South Alabama
(103718116) 
10:30 a.m.
2Quandles.
Alissa S Crans*, Loyola Marymount University
J. Scott Carter, University of South Alabama
Mohamed Elhamdadi, University of South Florida
Masahico Saito, University of South Florida
(103718108)

9:00 a.m.

Saturday March 29, 2008, 9:00 a.m.10:50 a.m.
Special Session on Knot and 3Manifold Invariants, II
Room 100, Tureaud Building
Organizers:
Oliver T. Dasbach, Louisiana State University kasten@math.lsu.edu
Patrick M. Gilmer, Louisiana State University

9:00 a.m.
Commensurability and commensurability invariants.
Walter D Neumann*, Barnard College, Columbia University
(103757379) 
9:30 a.m.
The Tutte polynomial in knot theory.
Iain Moffatt*, University of Waterloo
(103757281) 
10:00 a.m.
Duality of graphs on surfaces and Thistlethwaite's type theorems.
Sergei V Chmutov*, The Ohio State University, Mansfield
(103757329) 
10:30 a.m.
Invariants of graphs on surfaces.
Ilya Kofman*, College of Staten Island, CUNY
Abhijit Champanerkar, University of South Alabama
Neal Stoltzfus, Louisiana State University
(103757327)

9:00 a.m.

Saturday March 29, 2008, 9:00 a.m.10:50 a.m.
Special Session on Geometric and Combinatorial Representation Theory, II
Room 102, Tureaud Building
Organizers:
Pramod N. Achar, Louisiana State University pramod@math.lsu.edu
Daniel S. Sage, Louisiana State University

9:00 a.m.
Singular Chern classes for Schubert Varieties via Small Resolution.
Benjamin F Jones*, University of Georgia
(103714345) 
9:30 a.m.
Parabolic generalized exponents and reflection arrangements.
J. Matthew Douglass*, University of North Texas
(103722309) 
10:00 a.m.
Staggered tstructures on toric varieties.
David Treumann*, Northwestern University
(103714371) 
10:30 a.m.
Semistable locus of a group compactification.
Xuhua He*, Stony Brook University
(103720106)

9:00 a.m.

Saturday March 29, 2008, 11:10 a.m.12:00 p.m.
Invited Address
Schubert calculus for the affine Grassmannian.
Room 102, Wilson Hall
Mark Shimozono*, Virginia Polytechnic Institute \& State University
(10370505) 
Saturday March 29, 2008, 1:50 p.m.2:40 p.m.
Invited Address
Stable homology of automorphism groups of free groups.
Room 102, Wilson Hall
Soren Galatius*, Stanford University
(10375503) 
Saturday March 29, 2008, 2:50 p.m.6:00 p.m.
Special Session on Number Theory and Applications in Other Fields, III
Room 129, Tureaud Building
Organizers:
Jorge Morales, Louisiana State University morales@math.lsu.edu
Robert Osburn, University College Dublin
Robert V. Perlis, Louisiana State University
Helena Verrill, Louisiana State University

2:50 p.m.
Number fields having the same Galois closure over $\mathbb{Q}$.
Ted Chinburg*, University of Pennsylvania
Hendrik W Lenstra, Mathematisch Instituut, Universiteit Leiden
(10371141) 
3:40 p.m.
Rational torsion in elliptic curves and the cuspidal subgroup.
Amod Agashe*, Florida State University
(103711164) 
4:30 p.m.
On Atkin and SwinnertonDyer congruence relations.
Ling Long*, Iowa State University
(103711241) 
5:20 p.m.
Integral trace forms associated to cubic extensions.
Guillermo Mantilla*, University of Wisconsin, Madison
(10371118)

2:50 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Current Challenges in Financial Mathematics, II
Room 200, Tureaud Building
Organizers:
Arkadev Chatterjea, KenanFlagler Business School, The University of North Carolina at Chapel Hill
Ambar Sengupta, Louisiana State University sengupta@math.lsu.edu

3:00 p.m.
Principal Component Analysis of Forward Interest Rates.
Victor Goodman*, Indiana University
(103791118) 
3:30 p.m.
When risk is not risky: Idiosyncratic volatility and portfolio formation.
John Hund*, Tulane University
(103760352) 
4:00 p.m.
Asymmetries, Breaks, and LongRange Dependence: An Estimation Framework for Time Series of Daily Realized Volatility.
Eric Hillebrand*, Louisiana State University, Department of Economics
Marcelo Medeiros, Pontifical Catholic University, Rio de Janeiro, Brazil
(103791125) 
4:30 p.m.
Discussion. 
5:00 p.m.
Long correlations and Normalized Truncated Levy models applied to the study of high frequency data, financial indices and agricultural indices.
Emmanuel Ncheuguim*, New Mexico State University
Maria C. Mariani, New Mexico State University
Delia J. Valles, New Mexico State University
Maria P. Beccar Varela, New Mexico State University
James Libbin, New Mexico State University
Chistopher Erickson, New Mexico State University
(103760199) 
5:30 p.m.
Usage, Spreads and Funding of Revolver Loans.
Vikrant Tyagi*, Deutsche Bank
(103760380)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Elementary Mathematics from an Advanced Perspective, II
Room 127, Tureaud Building
Organizers:
James J. Madden, Louisiana State University madden@math.lsu.edu
Kristin L. Umland, University of New Mexico umland@math.unm.edu

3:00 p.m.
Mathematical Misconceptions of Preservice Teachers.
G Donald Allen*, Texas A&M University
(10379716) 
3:30 p.m.
Collegiate mathematics for elementary school teaching.
Mark Hoover Thames*, University of Michigan
(103797185) 
4:00 p.m.
A Look Inside the Math in the Middle Institute Partnership at the University of NebraskaLincoln.
Michelle Reeb Homp*, Center for Science, Mathematics and Computer Education, University of Nebraska  Lincoln
(103797131) 
4:30 p.m.
Identifying and analyzing alternative sequences for learning mathematical concepts.
Ted Stanford*, New Mexico State University
(103797337) 
5:00 p.m.
Why elementary and middle school teachers should study Calculus (and what that really means).
Kristin L. Umland*, University of New Mexico
(103797311) 
5:30 p.m.
The Role of Measurement in School Geometry.
Scott J Baldridge*, Louisiana State University
(103797216)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Geometric Group Theory, III
Room 120, Tureaud Building
Organizers:
Noel Brady, University of Oklahoma
Tara E. Brendle, Louisiana State University
Pallavi Dani, University of Oklahoma pdani@math.ou.edu

3:00 p.m.
Geometric Intersection Number and analogues of the Curve Complex for free groups.
Ilya Kapovich*, University of Illinois at UrbanaChampaign
Martin Lustig, Universite Paul Cezanne  Aix Marseille III
(10372063) 
3:30 p.m.
Growth of intersection numbers for free group automorphisms.
Jason Behrstock, Columbia University
Mladen Bestvina, University of Utah
Matt Clay*, University of Oklahoma
(103720354) 
4:00 p.m.
Virtual Amalgamation of Quasiconvex Subgroups in Relatively Hyperbolic Groups.
Eduardo MartinezPedroza*, University of Oklahoma
(103720291) 
4:30 p.m.
Lattice commensurators in rightangled buildings.
Angela Kubena Barnhill*, Northwestern University
Anne Thomas, Cornell University
(103720307) 
5:00 p.m.
Navigating blindly.
Lucas Sabalka*, University of California, Davis
(103751362) 
5:30 p.m.
The Automorphism Group of a Rightangled Coxeter Group.
Kim E Ruane*, Tufts University
Adam Piggott, Tufts University
Mauricio Gutierrez, Tufts University
(103720315)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:20 p.m.
Special Session on Algebraic Geometry of Matrices and Determinants, II
Room 119, Tureaud Building
Organizers:
Zachariah C. Teitler, Texas A&M University zteitler@math.tamu.edu
Kent M. Neuerburg, Southeastern Louisiana University

3:00 p.m.
On matrix inversion using mixed information.
Aaron Lauve*, Texas A&M University
(103715247) 
3:30 p.m.
Quasimaps, straightening laws, and quantum cohomology for the Lagrangian Grassmannian.
James Ruffo*, SUNYOneonta
(103714228) 
4:00 p.m.
The Geometry of the Relations Among Principal Minors of Symmetric Matrices.
Luke Oeding*, Texas A&M University
(10371448) 
4:30 p.m.
Relations among Principal Minors of a Matrix.
Shaowei Lin*, University of California, Berkeley
(103714162) 
5:00 p.m.
Tensor approximation and the Cayley hyperdeterminant.
Vin de Silva*, Pomona College
LekHeng Lim, University of California at Berkeley
(103715348)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Arrangements and Related Topics, III
Room 109, Tureaud Building
Organizers:
Daniel C. Cohen, Louisiana State University cohen@math.lsu.edu

3:00 p.m.
Generating sets, discriminantal bundles and fundamental groups.
Daniel C. Cohen, Louisiana State University
Michael Falk, Northern Arizona University
Richard Randell*, University of Iowa
(103714244) 
3:30 p.m.
Arrangement groups and rightangled Artin groups.
Daniel C. Cohen, Louisiana State University
Michael J. Falk*, Northern Arizona University
Richard Randell, University of Iowa
(103720363) 
4:00 p.m.
On the Johnson filtration of the automorphism group of a free group.
Alexandra Pettet*, Stanford University
Frederick Cohen, University of Rochester
Aaron Heap, SUNY Geneseo
(103720218) 
4:30 p.m.
Periodicity of hyperplane arrangements with integral coefficients modulo positive integers.
Hidehiko Kamiya, Faculty of Economics, Okayama University
Akimichi Takemura*, Graduate School of Information Science and Technology, Univ. of Tokyo
Hiroaki Terao, Hokkaido University
(103705133) 
5:00 p.m.
Discrete Morse theory and poset maps with small fibers.
Dmitry N Kozlov*, University of Bremen, Germany
(103757316) 
5:30 p.m.
The Second Homotopy of Line Arrangements via Pictures.
Charles R. Egedy*, Louisiana State University
(103755160)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Radon Transforms, Tomography, and Related Geometric Analysis, III
Room 211, Tureaud Building
Organizers:
Fulton B. Gonzalez, Tufts University
Isaac Pesenson, Temple University
Todd Quinto, Tufts University todd.quinto@tufts.edu
Boris S. Rubin, Louisiana State University

3:00 p.m.
Mathematical problems of thermoacoustic tomography.
Peter Kuchment*, Texas A&M University
Mark Agranovsky, Bar Ilan University, Israel
Yulia GeorgievaHristova, Texas A&M University
Linh Nguyen, Texas A&M University
(103735203) 
4:00 p.m.
On limited view tomography with side constraints.
Gaik Ambartsoumian*, University of Texas at Arlington
(103744129) 
4:30 p.m.
Quantitatively correct reconstruction in problems of thermoacoustic tomography with detectors placed on open surfaces.
Leonid A Kunyansky*, University of Arizona, Tucson
(103745120) 
5:00 p.m.
Spherical Means in Odd Dimensions and the EulerPoissonDarboux Equation.
Boris Rubin*, Louisiana State University
(103744119) 
5:30 p.m.
On the study of 1PI algorithms for a general class of curves.
Mikhail Kapralov, Institute for Computational and Mathematical Engineering, Stanford University
Alexander Katsevich*, University of Central Florida
(10374477)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Matroid Theory, III
Room 112, Tureaud Building
Organizers:
Bogdan S. Oporowski, Louisiana State University bogdan@math.lsu.edu
James G. Oxley, Louisiana State University

3:00 p.m.
Binary matroids with no $M(K_{3,3})$minor.
Dillon Mayhew*, Victoria University of Wellington
Gordon Royle, University of Western Australia
Geoff Whittle, Victoria University of Wellington
(103705272) 
4:00 p.m.
Inductions for "4connected" Graphs and Matroids.
Jim Geelen, University of Waterloo
Xiangqian Zhou*, Marshall University
(103705128) 
4:30 p.m.
Chaintype and splittertype theorems for cocircuits and hyperplanes in 3connected matroids.
Rhiannon Hall*, Brunel University, United Kingdom
(103705112) 
5:00 p.m.
Constructive Characterizations of 3Connected Matroids of Path Width Three.
Brian Beavers*, Stephen F. Austin State University
James Oxley, Louisiana State University
(103705318) 
5:30 p.m.
The structure of crossing separations in matroids.
Jeremy M. Aikin*, Louisiana State University
(103705204)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:20 p.m.
Special Session on Lie Groups, Lie Algebras, and Their Representations, II
Room 225, Tureaud Building
Organizers:
Mark C. Davidson, Louisiana State University davidson@math.lsu.edu
Ronald Stanke, Baylor University

3:00 p.m.
Propagation theorem of multiplicityfree representations and visible actions on complex manifolds.
Toshiyuki Kobayashi*, University of Tokyo and Harvard University
(103722342) 
3:30 p.m.
The Bochner measure for spherical functions.
Robert J Stanton*, Ohio State University
(103743341) 
4:00 p.m.
Parabolic subalgebras of $\mathfrak{gl}_\infty$.
Elizabeth DanCohen*, U.C. Berkeley
Ivan Penkov, Jacobs University Bremen
(103717182) 
4:30 p.m.
Induced Complementary Series.
Hongyu He*, Louisiana State University
(103722229) 
5:00 p.m.
On exceptional superconformal algebras.
Elena Poletaeva*, University of TexasPan American
(103717295)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on White Noise Distribution Theory and Orthogonal Polynomials, II
Room 220, Tureaud Building
Organizers:
Jeremy J. Becnel, Stephen F. Austin State University becneljj@sfasu.edu
Aurel I. Stan, The Ohio State University at Marion

3:00 p.m.
Feynman's Operational Calculi for Noncommuting Operators.
Gerald W. Johnson*, University of Nebraska, Lincoln
(103728147) 
3:30 p.m.
Supersymmetric Quantum Mechanics and the GaussBonnetChern Theorem: I.
Dana S. Fine*, UMass Dartmouth
Stephen F. Sawin, Fairfield University
(103781219) 
4:00 p.m.
Supersymmetric Quantum Mechanics and the GaussBonnetChern Theorem.
Dana Fine, University of Massachusetts at Dartmouth
Stephen F Sawin*, Fairfield University
(10375367) 
4:30 p.m.
The RadonGauss transform.
Vochita Mihai*, Medaille College
Ambar N Sengupta, Louisiana State University
(103746258) 
5:00 p.m.
Subclasses of multivalent starlike and convex functions.
See Keong Lee*, University of Science, Malaysia
Ali Rosihan, University of Science, Malaysia
V. Ravichandran, University of Science, Malaysia
(103746280) 
5:30 p.m.
Stochastic NavierStokes Equations and Related Topics.
Hong Yin*, Michigan Technological University
Padmanabhan Sundar, Louisiana State University
(103760246)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.4:50 p.m.
Special Session on Lie Groups and Holomorphic Function Spaces: Analysis, Geometry, and Mathematical Physics, II
Room 226, Tureaud Building
Organizers:
Brian C. Hall, University of Notre Dame bhall@nd.edu
Jeffrey J. Mitchell, Robert Morris University

3:00 p.m.
Heat kernel analysis on infinitedimensional Heisenberg groups.
Maria Gordina*, University of Connecticut
Bruce Driver, UCSD
(103760260) 
3:30 p.m.
Towards an algebraic interpretation of the Taylor Map.
Matthew S. Cecil*, University of Connecticut
(103722256) 
4:00 p.m.
Group elements in tensor algebras.
Leonard Gross*, Cornell University
Maria Gordina, University of Connecticut
S. G. Rajeev, Departments of Physics, Astronomy and Mathematics, University of Rochester
(103722252) 
4:30 p.m.
Integrated Harnack Inequalities.
Bruce K Driver*, University of California at San Diego
Maria Gordina, University of Connecticut
(10373559)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Gauge Theory in Smooth and Symplectic Topology, II
Room 108, Tureaud Building
Organizers:
Scott J. Baldridge, Louisiana State University sbaldrid@math.lsu.edu
Brendan E. Owens, Louisiana State University

3:00 p.m.
Grid diagrams and Legendrian links in lens spaces.
Kenneth L. Baker*, Georgia Institute of Technology
J. Elisenda Grigsby, Columbia University
(103753278) 
3:30 p.m.
A Structure Theorem for the GromovWitten Invariants of K\"{a}hler Surfaces.
Junho Lee*, University of Central Florida
Thomas H Parker, Michigan State University
(103758188) 
4:00 p.m.
An Obstruction Bundle Relating GromovWitten Invariants of Curves and K\"{a}hler Surfaces.
Thomas H Parker*, Michigan State University
Junho Lee, University of Central Florida
(103758187) 
4:30 p.m.
Knotted surfaces in 4manifolds.
Thomas E. Mark*, University of Virginia
(103757180) 
5:00 p.m.
Smooth Surfaces with Nonsimplyconnected Complements.
Hee Jung Kim*, Louisiana State University
Daniel Ruberman, Brandeis Unversity
(103757313) 
5:30 p.m.
On Floer homology and knots admitting lens space surgeries.
Matthew Hedden*, M.I.T
(103758377)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Wavelets, Frames, and MultiScale Constructions, III
Room 221, Tureaud Building
Organizers:
Palle E. T. Jorgensen, University of Iowa
David R. Larson, Texas A&M University
Gestur Olafsson, Louisiana State University
Darrin Speegle, Saint Louis University speegled@slu.edu

3:00 p.m.
Sums and products in finite fields.
Alex Iosevich*, University of Missouri
Derrick Hart, University of Missouri
(103711237) 
3:30 p.m.
Stable sparse approximations via nonconvex optimization.
Ozgur Yilmaz*, University of British Columbia
(103741328) 
4:00 p.m.
A frametheoretic analysis of continuous wave radar.
Matthew Fickus*, Air Force Institute of Technology
(103742156) 
4:30 p.m.
Computable Fourier condition for aliasfree sampling lattices.
Yue M. Lu, Swiss Federal Institute of Technology, Lausanne (EPFL)
Minh N. Do, University of Illinois, UrbanaChampaign
Richard S. Laugesen*, University of Illinois, UrbanaChampaign
(10374226) 
5:00 p.m.
Fourier series on fractals.
Dorin Ervin Dutkay*, University of Central Florida
Palle E.T. Jorgensen, Univeristy of Iowa
(10374346) 
5:30 p.m.
Duality properties for frames induced by projective unitary representations.
Deguang Han*, University of Central Florida
(10374651)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Recent Trends in Partial Differential Equations
Room 210, Tureaud Building
Organizers:
Wai Yuen Chan, Southeast Missouri State University wchan@semo.edu

3:00 p.m.
Beyond quenching for a singular semilinear parabolic problem.
C. Y. Chan, University of Louisiana at Lafayette
R. Boonklurb*, University of Louisiana at Lafayette
(10373584) 
3:30 p.m.
Computation of the critical coefficient in a multidimensional quenching problem with a logarithmic singularity in $\mathbb{R}^{N}$.
C. Y. Chan, University of Louisiana at Lafayette
P. Tragoonsirisak*, University of Louisiana at Lafayette
(10373583) 
4:00 p.m.
An effective meshless method with polynomial and trigonometric bases for solutions of partial differential equations.
H.Y. Tian*, University of Southern Mississippi
(103735166) 
4:30 p.m.
A quenching criterion for a degenerate semilinear parabolic problem due to a concentrated nonlinear source.
C. Y. Chan*, University of Louisiana at Lafayette
(10373582) 
5:00 p.m.
Subgrid Upscaling and Error Estimates for Mixed Multiscale Finite Element Methods.
Kirsten J. Boyd*, Austin Peay State University
Todd Arbogast, University of Texas at Austin
(103765350) 
5:30 p.m.
Blowup of the Solution of Degenerate Quasilinear Parabolic Problems with a Nonlinear Reaction Term.
Wai Yuen Chan*, Southeast Missouri State University
(10373555)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Structural Graph Theory, III
Room 105, Tureaud Building
Organizers:
Maria Chudnovsky, Columbia University mchudnov@columbia.edu

3:00 p.m.
Fullerene graphs  combinatorics meets chemistry.
Frantisek Kardos, University of Pavol Jozef Safarik, Kosice
Daniel Kral*, Institute for Theoretical Computer Science (ITI), Charles University, Prague
Jozef Miskuf, University of Pavol Jozef Safarik, Kosice
JeanSebastien Sereni, DIMATIA, Charles University, Prague
(103705109) 
3:30 p.m.
$(3,6)$Fullerenes are Spectrally Nearly Bipartite.
Matt DeVos, Simon Fraser University
Luis Goddyn*, Simon Fraser University
Bojan Mohar, Simon Fraser University
Robert \v{S}\'amal, Simon Fraser University
(103705161) 
4:00 p.m.
Blockers and transversals.
Cedric Bentz, Universit\'e Paris Sud
MarieChristine Costa, CNAM, Paris
Dominique de Werra, EPFL, Lausanne
Christophe Picouleau, CNAM, Paris
Bernard Ries*, EPFL, Lausanne
Rico Zenklusen, ETHZ, Zurich
(103705170) 
4:30 p.m.
Lehman matrices.
Gerard Cornuejols*, Carnegie Mellon University
Bertrand Guenin, University of Waterloo
Levent Tuncel, University of Waterloo
(10370598) 
5:00 p.m.
On Quasibipartite Graphs.
Guoli Ding*, LSU
Li Feng, The University of Hong Kong
Wenan Zang, The University of Hong Kong
(103705212) 
5:30 p.m.
On graphs that do not contain a cycle with a unique chord.
Nicolas Trotignon*, Centre d'Economie de la Sorbonne, Universite Paris 1
Kristina Vuskovic, University of Leeds
(10370539)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Harmonic Analysis and Partial Differential Equations in Real and Complex Domains, III
Room 215, Tureaud Building
Organizers:
Loredana Lanzani, University of Arkansas lanzani@uark.edu
Zhongwei Shen, University of Kentucky

3:00 p.m.
Projective duality, generalized Legendre transforms and Leray integrals.
David E. Barrett*, University of Michigan
(103732346) 
3:30 p.m.
The mixed boundary value problem in the sense of nontangential limits for harmonic functions in polyhedra.
Gregory C Verchota*, Syracuse University, Syracuse, NY 13244
Moises Venouziou, Syracuse University
(103735175) 
4:00 p.m.
Reflections on the $\overline{\partial}$Neumann operator and Stein neighborhood bases.
Emil J. Straube*, Texas A&M University
(103732189) 
4:30 p.m.
On A Class of Integral Operators Related to the Weighted $\bar\partial$equation in $C$.
Andrew Raich*, Texas A&M University
(103732235) 
5:00 p.m.
Discussion. 
5:30 p.m.
The Schr\"odinger Equation with a NonSmooth Magnetic Potential.
Michael Goldberg*, Johns Hopkins University
(103742231)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Recent Advances in Knot Theory: Quandle Theory and Categorified Knot Invariants, II
Room 101, Tureaud Building
Organizers:
Sam Nelson, Pomona College knots@esotericka.org
Alissa S. Crans, Loyola Marymount University

3:00 p.m.
Finding nonzero maps between isomorphism classes of tangles.
Robert G. Todd*, University of Nebraska Omaha
(103755263) 
3:30 p.m.
Clock States and Categorification of the Alexander Polynomial.
Louis H. Kauffman*, University of Illinois at Chicago
(10375730) 
4:00 p.m.
The BarNatan skein module and (n.n) Springer varieties.
Heather M. Russell*, University of Iowa
(103757298) 
4:30 p.m.
A note on mutation and Khovanov homology.
Abhijit Champanerkar*, University of South Alabama
Ilya Kofman, College of Staten Island, CUNY
(103757193) 
5:00 p.m.
An extension of Khovanov homology for links embedded in Ibundles.
Jeffrey Boerner*, University of Iowa
(103757253) 
5:30 p.m.
The categorification of BirmanLin theorem.
Nadya Shirokova*, Stanford
(103757254)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Knot and 3Manifold Invariants, III
Room 100, Tureaud Building
Organizers:
Oliver T. Dasbach, Louisiana State University kasten@math.lsu.edu
Patrick M. Gilmer, Louisiana State University

3:00 p.m.
Link Homology and Network TQFTs.
Charles Frohman*, The University of Iowa
(103757191) 
3:30 p.m.
Towards Naive Categorification of the Skein $sl_N$ Polynomials.
Alexander N Shumakovitch*, The George Washington University
Oleg Viro, SUNY Stony Brook and St. Petersburg Branch of Mathematical Institute of Russian Academy of Sciences
(103757367) 
4:00 p.m.
Torsion in Khovanov homology of semiadequate links.
Radmila Sazdanovi\'c*, The George Washington University
Jozef H. Przytycki, The George Washington University
(103757266) 
4:30 p.m.
Constructing Links with the Same Invariants.
Yongwu Rong*, The George Washington University
Kerry Luse, The George Washington University
(103757224) 
5:00 p.m.
The Jones polynomial and hyperbolic geometry.
David Futer, Michigan State University
Effie Kalfagianni*, Michigan State University
Jessica Purcell, Brigham Young University
(103757364) 
5:30 p.m.
State sum invariants of surface immersions.
Uwe Kaiser*, Boise State University
(103757249)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:20 p.m.
Special Session on Geometric and Combinatorial Representation Theory, III
Room 102, Tureaud Building
Organizers:
Pramod N. Achar, Louisiana State University pramod@math.lsu.edu
Daniel S. Sage, Louisiana State University

3:00 p.m.
Decomposing representations of wreath products of semisimple Lie algebras.
Apoorva Khare*, University of California, Riverside
(103717153) 
3:30 p.m.
Supercharacter theory and the combinatorics of unipotent groups.
Nat Thiem*, MSRI/University of Colorado at Boulder
(103720293) 
4:00 p.m.
Orthogonal functions attached to representations of $G(r,p,n)$.
Stephen Griffeth*, University of Minnesota
(103705154) 
4:30 p.m.
CurtisAlvis Duality and Real Representations of Finite Groups of Lie Type.
C. Ryan Vinroot*, University of Arizona
(103720221) 
5:00 p.m.
Unitary representations of icosahedral graded Hecke algebras.
Yu Chen, Idaho State University
Cathy Kriloff*, Idaho State University
(103720287)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Actions of Quantum Algebras, I
Room 125, Tureaud Building
Organizers:
Lars Kadison, University of Pennsylvania lkadison@math.upenn.edu
Alexander Stolin, University of Gothenburg/Chalmers University of Technology

3:00 p.m.
Gradings of simple Lie algebras, actions of Hopf algebras and functional identities.
Yuri Bahturin*, Memorial University of Newfoundland and Moscow State University
(10371693) 
3:30 p.m.
Group gradings on classical simple Lie algebras in positive characteristic.
Yuri Bahturin, Memorial University of Newfoundland
Mikhail Kochetov*, Memorial University of Newfoundland
Susan Montgomery, University of Southern California
(103717333) 
4:00 p.m.
Harrison cohomology for commutative Hopf algebroids.
Stefaan Caenepeel*, Vrije Universiteit Brussel
Bojana Femic, Universidad de Almeria
(103716150) 
4:30 p.m.
Group actions and rational ideals.
Martin Lorenz*, Temple University
(103716148) 
5:00 p.m.
Braided Hopf algebras obtained from coquasitriangular Hopf algebras.
Margaret Beattie*, Mount Allison University
Daniel Bulacu, University of Bucharest
(10371613) 
5:30 p.m.
The AuslanderReiten Quiver of Finite Quantum Groups.
Jorg Feldvoss*, University of South Alabama
(103716171)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:50 p.m.
Special Session on Mathematical Modeling in Biology, III
Room 201, Tureaud Building
Organizers:
Hongyu He, Louisiana State University hongyu@math.lsu.edu
Sergei S. Pilyugin, University of Florida
Jianjun Tian, College of William and Mary

3:00 p.m.
Mathematical Models for Wound Healing on a Hemispherical Calvarium (Skull): The Critical Size Defect.
John A. Adam*, Old Dominion University
(10379210) 
3:30 p.m.
Global mapping of SNARESNARE interactions in Arabidopsis thaliana.
Naohiro Kato*, Louisiana State University
Yukichi Fujikawa, Louisiana State University
(103792320) 
4:00 p.m.
Dynamics of discretetime larch budmoth models.
Sophia R.J. Jang*, University of Louisiana at Lafayette
(103792178) 
4:30 p.m.
Discussion. 
5:00 p.m.
Bifurcation and asymptotic behavior in classical predatorprey systems.
Junping Shi*, College of William and Mary
(103735114) 
5:30 p.m.
Modeling the diffusion coefficient of short DNA sequences.
Oscar Gonzalez*, University of Texas
Jun Li, University of Texas
(103776288)

3:00 p.m.

Saturday March 29, 2008, 3:00 p.m.5:25 p.m.
Session for Contributed Papers
Room 117, Tureaud Building

3:00 p.m.
Completing and Avoiding Partial Latin Squares.
Tristan Denley*, University of Mississippi
Jaromy Kuhl, University of Western Florida
(103705358) 
3:15 p.m.
On Some Particular Dense Sets.
Syrous Marivani*, LSU Alexandria
(103711117) 
3:30 p.m.
A conjecture on integer powers.
Susil Kumar Jena*, KIIT University
(103711319) 
3:45 p.m.
Fusions of Character Tables and Schur rings of Dihedral Groups.
Long Bao Nguyen*, Brigham Young University
Stephen Humphries, BYU
(10371309) 
4:00 p.m.
On the musical relevance of wreath products.
Robert W. Peck*, Louisiana State University
(103720257) 
4:15 p.m.
Break. 
4:30 p.m.
Linear Programming Formulation of Pavement Structures.
Mostafa Ghandehari*, University of Texas at Arlington
Mohammad Najafi, University of Texas at Arlington
(10379015) 
4:45 p.m.
On the jump behavior of distributions and logarithmic averages.
Jasson Vindas*, Louisiana State University
Ricardo Estrada, Louisiana State University
(103742230) 
5:00 p.m.
Resolvability for Lower Density Spaces.
David Rose*, Florida Southern College
Ben Thurston, Auburndale, Florida
(10375436) 
5:15 p.m.
Foliations and Global Invertibility.
E Cabral Balreira*, Trinity University
(10375894)

3:00 p.m.

Saturday March 29, 2008, 6:10 p.m.8:00 p.m.
Louisiana State University Department of Mathematics Reception
Cotillion Ballroom, Student Union
Sunday March 30, 2008

Sunday March 30, 2008, 8:00 a.m.11:50 a.m.
Special Session on Radon Transforms, Tomography, and Related Geometric Analysis, IV
Room 211, Tureaud Building
Organizers:
Fulton B. Gonzalez, Tufts University
Isaac Pesenson, Temple University
Todd Quinto, Tufts University todd.quinto@tufts.edu
Boris S. Rubin, Louisiana State University

8:00 a.m.
Sampling in PaleyWiener spaces on combinatorial graphs.
Isaac Z Pesenson*, Temple University
(10379464) 
8:30 a.m.
Spectral theory for multiscale phenomena.
Palle E. T. Jorgensen*, University of Iowa
Dorin Dutkay, University of Central Florida
(10374232) 
9:00 a.m.
CryoEM Structure Determination through Eigenvectors of Sparse Matrices.
Amit Singer*, Yale University
(103751134) 
9:30 a.m.
$L^1$ regularization applied to electron tomography.
Hans Rullgaard*, Stockholm University
(10376576) 
10:00 a.m.
Sampling Functions with Symmetry: Applications to Computed Tomography.
Larry A Gratton*, Berea College
(103794248) 
10:30 a.m.
Applications of the Wavelet and Ridgelet Transforms in Tomography and Medical Imaging.
Ahmed I Zayed*, DePaul University
Lucia Dettori, DePaul University
(103742145) 
11:00 a.m.
Discussion led by Sigurdur Helgason.

8:00 a.m.

Sunday March 30, 2008, 8:00 a.m.11:50 a.m.
Special Session on Wavelets, Frames, and MultiScale Constructions, IV
Room 221, Tureaud Building
Organizers:
Palle E. T. Jorgensen, University of Iowa
David R. Larson, Texas A&M University
Gestur Olafsson, Louisiana State University
Darrin Speegle, Saint Louis University speegled@slu.edu

8:00 a.m.
Discussion. 
8:30 a.m.
Wiener's lemma for localized integral operators.
Qiyu Sun*, University of Central Florida
(103742101) 
9:00 a.m.
A BeurlingHelson type theorem for modulation spaces.
Kasso Okoudjou*, University of Maryland
(103742100) 
9:30 a.m.
An Almost Periodic Noncommutative Wiener's Lemma.
Radu Balan*, University of Maryland, College Park
Ilya Kryshtal, Northern Illinois University, DeKalb, IL
(103743301) 
10:00 a.m.
Filters and probability measures on solenoids.
Judith A Packer*, University of Colorado at Boulder
(103742331) 
10:30 a.m.
Optimal Nonlinear Models for Sparsity and Image Segmentation.
Akram Aldroubi, Vanderbilt University
Kourosh Zarringhalam*, Vanderbilt University
(103741105) 
11:00 a.m.
Extension theorems for paraboloids in the finite field setting.
Alex Iosevich, University of Missouri
Doowon Koh*, University of Missouri
(103743158) 
11:30 a.m.
Principal Invariant Subspaces for Unitary Representations of LCA Groups.
E. Hernandez, Universidad Autonoma de Madrid
H. Sikic, University of Zagreb
G. Weiss*, Washington University in St. Louis
E. Wilson, Washington University in St. Louis
(10374379)

8:00 a.m.

Sunday March 30, 2008, 8:00 a.m.10:50 a.m.
Special Session on Harmonic Analysis and Partial Differential Equations in Real and Complex Domains, IV
Room 215, Tureaud Building
Organizers:
Loredana Lanzani, University of Arkansas lanzani@uark.edu
Zhongwei Shen, University of Kentucky

8:00 a.m.
The $\overline\partial$cohomology groups, holomorphic Morse inequalities, and finite type conditions.
Siqi Fu*, Rutgers University, Camden
Howard Jacobowitz, Rutgers University, Camden
(103732190) 
8:30 a.m.
$L^p$ Dirichlet problem for elliptic operators with rough coefficients.
Martin Dindos*, University of Edinburgh
Jill Pipher, Brown University
Stefanie Petermichl, Institut de Math\'ematiques de Bordeaux
(103735207) 
9:00 a.m.
Geometric sufficient conditions for compactness of the $\overline{\partial}$Neumann operator.
Samangi Munasinghe*, University of Arkansas
Emil J. Straube, Texas A&M University
(103732255) 
9:30 a.m.
Commutators on Lipschita spaces and related function spaces.
Zhijian Wu*, Mathematics Department, The University of Alabama
(103747339) 
10:00 a.m.
The Szeg\"o Kernel for Tube Domains in $\mathbb{C}^2$ Near a Point of Infinite Type.
Jennifer Halfpap*, University of Montana
(103732359) 
10:30 a.m.
Regularity of vanishing viscosity intrinsic minimal graphs in Heisenberg groups.
Luca Capogna*, University of Arkansas
(103735239)

8:00 a.m.

Sunday March 30, 2008, 8:30 a.m.11:50 a.m.
Special Session on Geometric Group Theory, IV
Room 120, Tureaud Building
Organizers:
Noel Brady, University of Oklahoma
Tara E. Brendle, Louisiana State University
Pallavi Dani, University of Oklahoma pdani@math.ou.edu

8:30 a.m.
The Casson invariant and the word metric on the Torelli group.
Nathan Broaddus*, University of Chicago
Benson Farb, University of Chicago
Andrew Putman, MIT
(103720292) 
9:00 a.m.
Whitehead Doubles of Knots with Certain Underlying Polyhedra.
Jacqueline A Jensen*, Sam Houston State University
(103755183) 
9:30 a.m.
On transverse knots and branched covers.
Keiko Kawamuro*, Rice University
(103757321) 
10:00 a.m.
BrownsteinLee Conjecture.
Craig Jensen*, University of New Orleans
Jon McCammond, UC Santa Barbara
John Meier, Lafayette College
(10372034) 
10:30 a.m.
Length and convexity in Thompson's group $F$.
Matthew E Horak*, University of WisconsinStout
Melanie Stein, Trinity College
Jennifer Taback, Bowdoin College
(103757165) 
11:00 a.m.
Twisted Cohomology of Hyperelliptic Mapping Class Groups.
Joseph Alfred Spivey*, Duke University
(103757172) 
11:30 a.m.
HigherOrder signature cocycles for subgroups of the Torelli Group.
Tim Cochran, Rice University
Shelly Harvey*, Rice University
(103757355)

8:30 a.m.

Sunday March 30, 2008, 8:30 a.m.11:50 a.m.
Special Session on Arrangements and Related Topics, IV
Room 109, Tureaud Building
Organizers:
Daniel C. Cohen, Louisiana State University cohen@math.lsu.edu

8:30 a.m.
Discussion. 
9:00 a.m.
On configuration spaces in tropical geometry.
EvaMaria E. Feichtner*, University of Bremen
(103751282) 
9:30 a.m.
The OrlikTerao algebra and formal arrangements.
Hal Schenck, University of Illinois at Urbana Champagne and Texas A&M University
Stefan Tohaneanu*, University of Cincinnati
(10375278) 
10:00 a.m.
Gale duality for complete intersections.
Frank Sottile*, Texas A&M University
Frederic Bihan, Universite de Savoie, Chambery, France
(10371470) 
10:30 a.m.
Alexander and Thurston norms of EN graph links.
David G. Long*, Northeastern University, Boston, MA.
(103755142) 
11:00 a.m.
The center of some braid groups and the Farrell cohomology of certain pure mapping class groups.
Craig Jensen*, University of New Orleans
Yuqing Chen, Wright State University
Henry Glover, Ohio State University
(10372007) 
11:30 a.m.
Free arrangements, nested sets, and zeroes of oneforms.
Graham Denham*, University of Western Ontario
(103713279)

8:30 a.m.

Sunday March 30, 2008, 8:30 a.m.10:50 a.m.
Special Session on Structural Graph Theory, IV
Room 105, Tureaud Building
Organizers:
Maria Chudnovsky, Columbia University mchudnov@columbia.edu

8:30 a.m.
Adjusted Interval Digraphs and List Homomorphisms.
Tom\'as Feder, Palo Alto, California
Pavol Hell*, Simon Fraser University
Jing Huang, University of Victoria
(10370550) 
9:00 a.m.
Intersections of graphs.
Alexander D Scott*, University of Oxford
(103705243) 
9:30 a.m.
Perfect matchings in planar cubic graphs.
Maria Chudnovsky, Columbia University
Paul Seymour*, Princeton University
(10370590) 
10:00 a.m.
When do two graphs have the same set of even cycles?
Bertrand Guenin*, Dept. of Combinatorics and Optimization, University of Waterloo
Irene Pivotto, Dept. of Combinatorics and Optimization, University of Waterloo
Paul Wollan, University of Hamburg
(103705304) 
10:30 a.m.
On the S. B. Rao wellquasiorder conjecture.
Chris Altomare, Ohio State University
Neil Robertson*, Ohio State University
Zixia Song, University of Central Florida
(103705374)

8:30 a.m.

Sunday March 30, 2008, 8:30 a.m.11:50 a.m.
Special Session on Geometric and Combinatorial Representation Theory, IV
Room 102, Tureaud Building
Organizers:
Pramod N. Achar, Louisiana State University pramod@math.lsu.edu
Daniel S. Sage, Louisiana State University

8:30 a.m.
Geometric representations through Springer fibers and related varieties.
Julianna Tymoczko*, University of Iowa
(103714366) 
9:00 a.m.
Kazhdan Lusztig cells in unequal parameter Hecke Algebras.
Thomas Pietraho*, Bowdoin College
(103720206) 
9:30 a.m.
The real loci of CalogeroMoser spaces, representations of rational Cherednik algebras, and the Shapiro Conjecture.
Iain Gordon, Edinburgh University
Emil Horozov, Sofia University
Milen Yakimov*, University of California, Santa Barbara
(103722141) 
10:00 a.m.
Nilpotent centralizers and Springer's isomorphisms.
George J. McNinch*, Tufts University
(103720347) 
10:30 a.m.
Towards a lifting of representations of finite reductive groups.
Jeffrey D. Adler*, American University
Joshua M. Lansky, American University
(10372266) 
11:00 a.m.
Toric varieties and the principal nilpotent orbit.
William Graham*, University of Georgia
(103722271) 
11:30 a.m.
Support Varieties and Representation Type of Finite Quantum Groups.
Jorg Feldvoss*, University of South Alabama
(103716173)

8:30 a.m.

Sunday March 30, 2008, 8:30 a.m.10:50 a.m.
Special Session on Mathematical Modeling in Biology, IV
Room 201, Tureaud Building
Organizers:
Hongyu He, Louisiana State University hongyu@math.lsu.edu
Sergei S. Pilyugin, University of Florida
Jianjun Tian, College of William and Mary

8:30 a.m.
Stabilization and Robustness Analysis for a Chemostat with Two Species.
Frederic Mazenc, Projet MERE INRIAINRA
Jerome Harmand, Institut National de la Recherche Agronomique
Michael Malisoff*, Louisiana State University
(10379208) 
9:00 a.m.
Transformed Epithelial cells and fibroblasts/myofibroblasts interaction in Breast Tumor: A Mathematical Model and Experiments.
Yangjin Kim*, Mathematical Biosciences Institute, The Ohio State University
Avner Friedman, Mathematical Biosciences Institute, The Ohio State University
Michael Ostrowski, Human Cancer Genetics, Ohio State University
Julie Wallace, Human Cancer Genetics, Ohio State University
Fu Li, Human Cancer Genetics, Ohio State University
(10370065) 
9:30 a.m.
Discussion. 
10:00 a.m.
Stimulated Unidirectional Propagation in Heterogeneous Excitable Media.
John Gordon Alford*, Sam Houston State University
(10379217) 
10:30 a.m.
Combinatorics of RNA Secondary Structures.
Christine E. Heitsch*, School of Mathematics, Georgia Institute of Technology
(103705276)

8:30 a.m.

Sunday March 30, 2008, 9:00 a.m.10:50 a.m.
Special Session on Lie Groups and Holomorphic Function Spaces: Analysis, Geometry, and Mathematical Physics, III
Room 226, Tureaud Building
Organizers:
Brian C. Hall, University of Notre Dame bhall@nd.edu
Jeffrey J. Mitchell, Robert Morris University

9:00 a.m.
The heat equation on Riemannian symmetric spaces and the Radon transform.
Gestur Olafsson*, Louisiana State University
Henrik Schlichtkrull, University of Copenhagen
(103722214) 
9:30 a.m.
Quantum cutting and asymptotics of zeroes of orthogonal polynomials.
Alejandro Uribe*, University of Michigan, Ann Arbor.
(103781283) 
10:00 a.m.
Asymptotics of spectral clusters for a perturbation of the hydrogen atom.
Carlos VillegasBlas*, Universidad Nacional Autonoma de Mexico
Alejandro Uribe, University of Michigan
(103781163) 
10:30 a.m.
LargeN aspects of twodimensional YangMills theory.
Ambar Niel Sengupta*, Louisiana State University, Baton Rouge
(103781223)

9:00 a.m.

Sunday March 30, 2008, 9:00 a.m.10:50 a.m.
Special Session on Gauge Theory in Smooth and Symplectic Topology, III
Room 108, Tureaud Building
Organizers:
Scott J. Baldridge, Louisiana State University sbaldrid@math.lsu.edu
Brendan E. Owens, Louisiana State University

9:00 a.m.
The sliceribbon conjecture for 3stranded pretzel knots.
Stanislav Jabuka*, University of Nevada, Reno
Josh Greene, Princeton University
(103757303) 
9:30 a.m.
SeibergWitten invariants for homology $S^1\times S^3$.
Daniel Ruberman, Brandeis University
Nikolai Saveliev*, University of Miami
(103757242) 
10:00 a.m.
Braids and open book decompositions.
Elena Bogdan Pavelescu*, University of Pennsylvania
(103757343) 
10:30 a.m.
Heegaard Floer Homology, Contact Structures,and TQFT.
Ko Honda, University of Southern California
William H. Kazez, University of Georgia
Gordana Mati\'c*, University of Georgia
(103757240)

9:00 a.m.

Sunday March 30, 2008, 9:00 a.m.11:20 a.m.
Special Session on Recent Advances in Knot Theory: Quandle Theory and Categorified Knot Invariants, III
Room 101, Tureaud Building
Organizers:
Sam Nelson, Pomona College knots@esotericka.org
Alissa S. Crans, Loyola Marymount University

9:00 a.m.
Virtual cocycle invariants.
Sam Nelson*, Pomona College
Jose Ceniceros, Whittier College
(10375756) 
9:30 a.m.
On the KhovanovRozansky cohomology.
Carmen L Caprau*, California State University, Fresno
(103757227) 
10:00 a.m.
Relations and homology of the Dehn twist quandle.
Joel Zablow*, Rochester Institute of Technology
(103757102) 
10:30 a.m.
On the fundamental quandles of the long and closed trefoil knots.
Maciej Niebrzydowski*, University of Louisiana at Lafayette
(103757290) 
11:00 a.m.
Polynomial Cocycles and Higher Homology Groups of Alexander Quandles.
Kheira Ameur*, University of South Florida
(103755270)

9:00 a.m.

Sunday March 30, 2008, 9:00 a.m.11:50 a.m.
Special Session on Knot and 3Manifold Invariants, IV
Room 100, Tureaud Building
Organizers:
Oliver T. Dasbach, Louisiana State University kasten@math.lsu.edu
Patrick M. Gilmer, Louisiana State University

9:00 a.m.
An Extended Bracket State Summation for Virtual Knots and Links.
Louis H. Kauffman*, University of Illinois at Chicago
(10375729) 
9:30 a.m.
Hirzebruchtype invariants from iterated pcovers and slicing iterated Bing doubles.
Jae Choon Cha*, Pohang University of Science and Technology (POSTECH)
(103757323) 
10:00 a.m.
The reduced Kauffman bracket skein algebra of the torus has a unique irreducible representation.
Razvan Gelca*, Texas Tech University
Alejandro Uribe, University of Michigan
(10375753) 
10:30 a.m.
Density of the SO(3) quantum invariants for threemanifolds.
Helen M. Wong*, Bowdoin College
(103757220) 
11:00 a.m.
The Gram determinant of the type B TemperleyLieb algebra and the determinant of the matrix of chromatic joins.
Qi Chen, WinstonSalem State University
Jozef H. Przytycki*, George Washington University
(103757310) 
11:30 a.m.
The $I_{p}$ quantum invariant of Periodic 3manifolds.
Khaled Moham Qazaqzeh*, Yarmouk University
(103757314)

9:00 a.m.

Sunday March 30, 2008, 9:00 a.m.11:50 a.m.
Special Session on Actions of Quantum Algebras, II
Room 125, Tureaud Building
Organizers:
Lars Kadison, University of Pennsylvania lkadison@math.upenn.edu
Alexander Stolin, University of Gothenburg/Chalmers University of Technology

9:00 a.m.
A Hopf algebra having a separable Galois extension is finite dimensional.
Juan Cuadra*, University of Almeria
(103716168) 
9:30 a.m.
Representation theory of Schur superalgebras in positive characteristic.
Frantisek Marko*, The Pennsylvania State University Hazleton
(103717110) 
10:00 a.m.
The congruence subgroup property for factorizable Hopf algebras.
Yorck Sommerh\"auser*, University of South Alabama
(10371699) 
10:30 a.m.
Abstract integrals in algebra.
Miodrag C Iovanov*, SUNY  Buffalo, USA
(103716225) 
11:00 a.m.
Ideal Intrinsic Extensions with Connections to PIrings.
Efraim P. Armendariz, University of Texas
Gary F. Birkenmeier*, University of Louisiana at Lafayette
Jae Keol Park, Busan National University
(103716138) 
11:30 a.m.
Atlas for quantum groups of a certain type.
A. A. Stolin*, University of Gothenburg, Sweden
(103781144)

9:00 a.m.

Sunday March 30, 2008, 9:30 a.m.11:00 a.m.
Special Session on Number Theory and Applications in Other Fields, IV
Room 129, Tureaud Building
Organizers:
Jorge Morales, Louisiana State University morales@math.lsu.edu
Robert Osburn, University College Dublin
Robert V. Perlis, Louisiana State University
Helena Verrill, Louisiana State University

9:30 a.m.
Wild sets of Hilbert symbol selfequivalences.
Marius M Somodi*, University of Northern Iowa
(103711289) 
10:20 a.m.
Trace Forms of Abelian Extensions of Number Fields.
Karli Morris*, Louisiana State University
(103711361)

9:30 a.m.

Sunday March 30, 2008, 9:30 a.m.11:20 a.m.
Special Session on Algebraic Geometry of Matrices and Determinants, III
Room 119, Tureaud Building
Organizers:
Zachariah C. Teitler, Texas A&M University zteitler@math.tamu.edu
Kent M. Neuerburg, Southeastern Louisiana University

9:30 a.m.
CohenMacaulay multigraded modules.
CY. Jean Chan, Purdue University
Christine Cumming, University of Louisiana at Monroe
Huy Tai Ha*, Tulane University
(10371375) 
10:00 a.m.
BrillNoethertype Theorems on the Existence of Line Bundles with Specified Ramification at a Movable Point.
Rebecca C Lehman*, Tulane University
(10371423) 
10:30 a.m.
Symplectic and Orthogonal Analogues of Determinantal Ideals  Desingularizations and Resolutions.
Stephen Lovett*, Eastern Nazarene College
(103714233) 
11:00 a.m.
On the orbit of the determinant under the action of ${\rm SL}_{{\rm n}} $.
Pradeep K. Shukla*, Suffolk University A
V. Lakshmibai, Northeastern University
(103714373)

9:30 a.m.