AMS Sectional Meeting Program by Day
Current as of Saturday, April 12, 2008 00:23:33
2008 Spring Central Section Meeting
Bloomington, IN, April 56, 2008 (Saturday  Sunday)
Meeting #1038
Associate secretaries: Susan J Friedlander, AMS susan@math.northwestern.edu
Sunday April 6, 2008

Sunday April 6, 2008, 7:30 a.m.12:00 p.m.
Meeting Registration
East Lounge  Mezzanine Level, Indiana Memorial Union 
Sunday April 6, 2008, 7:30 a.m.12:00 p.m.
Exhibit and Book Sale
Distinguished Alumni Room, Indiana Memorial Union 
Sunday April 6, 2008, 8:00 a.m.10:45 a.m.
Special Session on Algebraic Ktheory and Nil groups in Algebra and Topology, III
Room 204, Ballantine Hall
Organizers:
James F. Davis, Indiana University jfdavis@indiana.edu
Christian Haesemeyer, University of Illinois at Chicago chh@math.uic.edu

8:00 a.m.
The Behavior of NilGroups under Localization and the Relative Assembly Map.
Grunewald Joachim*, Bonn University
(103819249) 
9:00 a.m.
Higher GrothendieckWitt groups of schemes.
Marco Schlichting*, Louisiana State University
(10381985) 
10:00 a.m.
Generation and computation of Nilgroups.
Ian Hambleton*, McMaster University
(103819293)

8:00 a.m.

Sunday April 6, 2008, 8:00 a.m.10:50 a.m.
Special Session on Hyperbolic and Kinetic Equations, III
Room 304, Ballantine Hall
Organizers:
Shi Jin, University of Wisconsin jin@math.wisc.edu
Marshall Slemrod, University of Wisconsin slemrod@math.wisc.edu

8:00 a.m.
Subsonic Flows for Full Euler Equations in Half Plane.
Jun Chen*, University of Wisconsin, Madison
(10383549) 
8:30 a.m.
Stability of strong ideal gas shock layers.
J Humpherys, Dept. Math., BYU
G Lyng, Dept. Math., Univ. Wyoming
K Zumbrun*, Dept. Math., Indiana Univ.
(10383542) 
9:00 a.m.
Alternating evolution methods for hyperbolic conservation laws.
Haseena Ahmed, Iowa State University
Hailiang Liu*, Iowa State University
(10386528) 
9:30 a.m.
Evolution of Discontinuity and TripleShock Pattern for a TwoDimensional System of Conservation Laws.
Dehua Wang*, University of Pittsburgh
(10383519) 
10:00 a.m.
A Vlasov type kinetic model for CuckerSmale's flocking: Modeling and Analysis.
SeungYeal Ha*, Department of Mathematics, University of MarylandCollege Park
Eitan Tadmor, Department of Mathematics, University of Maryland
(10383518) 
10:30 a.m.
Transonic flow and supersonic differential geometry.
Marshall Slemrod*, Department of Mathematics, University of WisconsinMadison
(10383514)

8:00 a.m.

Sunday April 6, 2008, 8:00 a.m.10:45 a.m.
Special Session on Birational Algebraic Geometry, III
Room 215, Ballantine Hall
Organizers:
Mircea I. Mustata, University of Michigan mmustata@umich.edu
Mihnea Popa, University of Illinois at Chicago mpopa@math.uic.edu

8:00 a.m.
Analytic extension of pluriadjoint sections.
Dror Varolin*, SUNY Stony Brook
(103832151) 
9:00 a.m.
Deformations of canonical pairs.
Tommaso de Fernex*, University of Utah
(103814120) 
10:00 a.m.
Geometry of zeroes of polynomials.
James McKernan*, Department of Mathematics, Massachusetts Institute of Technology
(10381435)

8:00 a.m.

Sunday April 6, 2008, 8:30 a.m.10:50 a.m.
Special Session on Combinatorial Representation Theory, Topological Combinatorics, and Interactions Between Them, III
Room 217, Ballantine Hall
Organizers:
Patricia Hersh, Indiana University phersh@indiana.edu
Cristian P. Lenart, State University of New York at Albany lenart@albany.edu
Michelle Wachs, University of Miami wachs@math.miami.edu

8:30 a.m.
The Cyclic Sieving Phenomenon, Jeudetaquin Promotion, and Representation Theory.
Brendon Rhoades*, University of Minnesota
(103805143) 
9:00 a.m.
Generalized degree sequences and plethysm.
Caroline J Klivans*, University of Chicago
Vic Reiner, University of Minnesota
(103805122) 
9:30 a.m.
Parabolic KazhdanLusztig and Rpolynomials for quasiminuscule quotients.
Francesco Brenti*, Universita' di Roma ``Tor Vergata''
(103805320) 
10:30 a.m.
Webs and promotion.
Pavlo Pylyavskyy*, University of Michigan, Ann Arbor
(103805116)

8:30 a.m.

Sunday April 6, 2008, 8:30 a.m.10:50 a.m.
Special Session on Combinatorial and Geometric Aspects of Commutative Algebra, III
Room 228, Ballantine Hall
Organizers:
Juan Migliore, University of Notre Dame migliore.1@nd.edu
Uwe Nagel, University of Kentucky uwenagel@ms.uky.edu

8:30 a.m.
A sharp bound on the multiplicity of almost complete intersections.
Giulio Caviglia*, Purdue University
(103813347) 
9:00 a.m.
Interval Conjectures for level Hilbert functions.
Fabrizio Zanello*, Michigan Technological University
(103813180) 
9:30 a.m.
Cremona maps by way of ideals of linear type and linear syzygies.
Francesco Russo, Federal University of Pernambuco
Aron Simis*, Federal University of Pernambuco
(10381491) 
10:00 a.m.
Persistence complexes for graphs.
Chris Frederick, Colorado State University
Chris Peterson*, Colorado State University
(103813276) 
10:30 a.m.
Ulrich bundles on cubic surfaces.
Marta Casanellas, Universitat Polit`ecnica de Catalunya
Robin Hartshorne*, University of Calfornia, Berkeley
(103814227)

8:30 a.m.

Sunday April 6, 2008, 8:30 a.m.10:45 a.m.
Special Session on Algebraic Aspects of Coding Theory, III
Room 247, Ballantine Hall
Organizers:
Heide GluesingLuerssen, University of Kentucky heidegl@ms.uky.edu
Roxana Smarandache, San Diego State University rsmarand@sciences.sdsu.edu

8:30 a.m.
Linear programming bounds for secret sharing thresholds.
Iwan Duursma*, University of Illinois at UrbanaChampaign
Radoslav Kirov, University of Illinois at UrbanaChampaign
(103894202) 
9:00 a.m.
On quantum codes from multipoint AG codes.
Gretchen L. Matthews*, Clemson University
JonLark Kim, University of Louisville
(103894219) 
9:30 a.m.
Unitderived codes.
Ted Hurley*, National University of Ireland, Galway. Galway, Ireland.
(10389453) 
10:00 a.m.
Spread Codes for Network Coding, a Grassmannian Approach.
Joachim Rosenthal*, University of Zurich
Elisa Gorla, University of Zurich
Felice Manganiello, University of Zurich
(103894208)

8:30 a.m.

Sunday April 6, 2008, 8:30 a.m.10:20 a.m.
Special Session on Finite Element Methods and Applications, III
Room 305, Ballantine Hall
Organizers:
Nicolae Tarfulea, Purdue University Calumet Tarfulea@calumet.purdue.edu
Sheng Zhang, Wayne State University sheng@math.wayne.edu

8:30 a.m.
Discontinuous Galerkin fast sweeping methods.
YongTao Zhang*, Department of Mathematics, University of Notre Dame, Notre Dame, IN 465564618
(103865185) 
9:00 a.m.
Fast and Robust Multigrid method for Stokeslike equations.
Young Ju Lee*, Rutgers University
(103865332) 
9:30 a.m.
Sharply local pointwise a posteriori error estimates for parabolic problems.
Alan Demlow*, University of Kentucky
Charalambos Makridakis, University of Crete, Heraklion, Crete
(103865251) 
10:00 a.m.
SpuriousFree Maxwell Eigensolvers.
Fengyan Li*, Rensselaer Polytechnic Institute
(103865195)

8:30 a.m.

Sunday April 6, 2008, 9:00 a.m.10:45 a.m.
Special Session on Probability and Spatial Systems, III
Room 319, Ballantine Hall
Organizers:
Russell D. Lyons, Indiana University rdlyons@indiana.edu
Alexander Holroyd, University of British Columbia holroyd@math.ubc.ca

9:00 a.m.
Velocity gain for a selfrepelling Brownian particle.
Nathanael Berestycki*, Cambridge University
(103860212) 
10:00 a.m.
Natural parametrization for SchrammLoewner evolution (SLE).
Gregory F Lawler*, University of Chicago
(103860166)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:50 a.m.
Special Session on Discrete Structures in Conformal Dynamics and Geometry, III
Room 005, Ballantine Hall
Organizers:
Kevin M. Pilgrim, Indiana University pilgrim@indiana.edu
William J. Floyd, Virginia Polytech Institute & State University floyd@math.vt.edu

9:00 a.m.
Informal Session 
10:00 a.m.
A new link between Teichmueller theory and complex dynamics.
Sarah C. Koch*, Cornell University
(10383065) 
10:30 a.m.
Hanoi Towers group and complex dynamics.
Zoran Sunic*, Texas A&M University
Rostislav Grigorchuk, Texas A&M University
Volodymyr Nekrashevych, Texas A&M University
(103837316)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:25 a.m.
Special Session on Operator Algebras and Applications, III
Room 317, Ballantine Hall
Organizers:
Hari Bercovici, Indiana University bercovic@indiana.edu
Marius Dadarlat, Purdue University mdd@math.purdue.edu
Mihai Popa, Indiana University mipopa@indiana.edu

9:00 a.m.
Some applications of operator space techniques in quantum information.
Marius Junge*, University of Illinois at UrbanaChampaign (UIUC)
(103846167) 
9:30 a.m.
Applications of Quantum Groups to Quantum Information Theory.
Marius Junge, University of Illinois at UrbanaChampaign, Urbana, Illinois 61801
Matthias Neufang, Carleton University, Ottawa, Ontario, Canada, K1S 5B6
ZhongJin Ruan*, University of Illinois at UrbanaChampaign, Urbana, Illinois 61801
(103846132) 
10:00 a.m.
Diagonals of positive operators.
Victor Kaftal*, University of Cincinnati
(103847134)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:50 a.m.
Special Session on Dmodules, III
Room 219, Ballantine Hall
Organizers:
Mathias Schulze, Oklahoma State University mschulze@math.okstate.edu
Hans Ulrich Walther, Purdue University walther@math.purdue.edu

9:00 a.m.
Lyubeznik numbers of projective schemes.
Wenliang Zhang*, School of Mathematics, University of Minnesota
(103813226) 
9:30 a.m.
Normal Forms, K3 Surface Moduli, and Modular Parametrizations.
Adrian Clingher, University of Missouri
Charles F Doran*, University of Washington
Jacob Lewis, University of Washington
Ursula Whitcher, University of Washington
(103814197) 
10:00 a.m.
Characteristic variety of Dmodules in positive characteristic.
Josep AlvarezMontaner*, Universitat Politecnica de Catalunya
(103813114) 
10:30 a.m.
Degree bounds for Gr\"obner bases in algebras of solvable type.
Matthias Aschenbrenner, Univercity of California, Los Angeles
Anton Leykin*, IMA, University of Minnesota
(10381356)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:50 a.m.
Special Session on Recent Advances in Classical and Geophysical Fluid Dynamics, III
Room 103, Ballantine Hall
Organizers:
Roger Temam, Indiana University temam@indiana.edu
Shouhong Wang, Indiana University showang@indiana.edu

9:00 a.m.
Numerical Simulations of twodimensional Boussinesq systems for threedimensional water waves.
Min Chen*, Purdue University
(103876263) 
9:30 a.m.
Group foliation and the Kortewegde Vries equation.
Jeffrey J. Early*, College of Oceanic and Atmospheric Sciences, Oregon State University
Juha Pohjanpelto, Department of Mathematics, Oregon State University
Roger M. Samelson, College of Oceanic and Atmospheric Sciences, Oregon State University
(103886272) 
10:00 a.m.
Unstable solitary water waves and wave breaking.
Zhiwu Lin*, University of MissouriColumbia
(103876322) 
10:30 a.m.
Negative specific heat in nearly parallel vortex lines  applications to open ocean convection.
Chjan C Lim*, Rensselaer Polytechnic Institute
(103876137)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:45 a.m.
Special Session on Applications of Ring Spectra, III
Room 209, Ballantine Hall
Organizers:
Randy McCarthy, University of Illinois at UrbanaChampaign randy@math.uiuc.edu
Ayelet Lindenstrauss, Indiana University ayelet@math.indiana.edu

9:00 a.m.
Motivic homological algebra.
Dan Isaksen*, Wayne State University
(103855100) 
10:00 a.m.
Enriched Model Categories and Diagram Categories.
Bertrand J Guillou*, University of Chicago
J Peter May, University of Chicago
(103855262)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:50 a.m.
Special Session on Graph Theory, III
Room 246, Ballantine Hall
Organizers:
Jozsef Balogh, University of Illinois at UrbanaChampaign jobal@math.uiuc.edu
Hemanshu Kaul, Illinois Institute of Technology kaul@math.iit.edu
Tao Jiang, Miami University jiangt@muohio.edu

9:00 a.m.
Computer Methods for Finding Graph Decompositions.
Stephen G Hartke*, University of NebraskaLincoln
(103805113) 
9:30 a.m.
The maximum spectral radius of C4free graphs.
Vladimir Nikiforov*, University of Memphis
(103805221) 
10:00 a.m.
Kneser representations of graphs.
Peter Hamburger, Department of Mathematics, Western Kentucky University, Bowling Green KY
Attila Por*, Department of Mathematics, Western Kentucky University, Bowling Green KY
Matt Walsh, Department of Mathematical Sciences, IndianaPurdue University, Fort Wayne IN
(103820136) 
10:30 a.m.
Independence number of 2factorplustriangles graphs.
Jennifer Vandenbussche, University of Illinois  Urbana
Douglas B. West*, University of Illinois  Urbana
(103805244)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:50 a.m.
Special Session on Minimal and CMC Surfaces, III
Oak Room, Indiana Memorial Union
Organizers:
Bruce Michael Solomon, Indiana University solomon@indiana.edu
Matthias Weber, Indiana University matweber@indiana.edu
Adam Weyhaupt, Southern Illinois University aweyhau@siue.edu

9:00 a.m.
Discussions

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:55 a.m.
Special Session on Harmonic Analysis Methods in Mathematical Fluid Dynamics, III
Room 144, Ballantine Hall
Organizers:
Zoran Grujic, University of Virginia zg7c@virginia.edu
Irina Mitrea, University of Virginia im3p@virginia.edu

9:00 a.m.
Singular estimates of transfer functions arising in Riccati and HJ equations corresponding to fluidstructure ineteractions.
Irena M Lasiecka*, University of Virginia
(10383588) 
9:30 a.m.
Wellposedness and stability theory for a PDE which governs fluidstructure interactions.
George Avalos*, University of NebraskaLincoln
(103835107) 
10:00 a.m.
On local uniqueness of weak solutions to the NavierStokes system with $BMO^{1}$ initial datum.
Igor Kukavica, University of Southern California
Vlad Vicol*, University of Southern California
(10383511) 
10:30 a.m.
Convolution inequalities in locally compact abelian groups and NavierStokes equations.
Animikh Biswas*, University of North Carolina at Charlotte
David Swanson, University of Louisville
(10387624)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:50 a.m.
Special Session on Financial Mathematics, III
Room 345, Ballantine Hall
Organizers:
Victor Goodman, Indiana University goodmanv@indiana.edu
Kiseop Lee, University of Louisville kiseop.lee@louisville.edu

9:00 a.m.
Option Pricing in a RegimeSwitching BlackScholes Market.
Richard H. Stockbridge*, University of Wisconsin Milwaukee
Katharina Zaglauer, University of Wisconsin Milwaukee
(103860257) 
9:30 a.m.
Convergence Studies on Monte Carlo Methods for Pricing MortgageBacked Securities.
Tao Pang*, Department of Mathematics, North Carolina State University
Yipeng Yang, Operations Research Program, North Carolina State University
Dai Zhao, ZM Financial Systems, Inc
(103890264) 
10:00 a.m.
Partial hedging in financial markets with a large agent.
Jungmin Choi*, Postdoctoral Felow, Florida State University
(103890102) 
10:30 a.m.
Derivatives of Asian Call option prices.
Kyounghee Kim*, Florida State University
Jungmin Choi, Florida State University
(103860159)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:50 a.m.
Special Session on Weak Dependence in Probability and Statistics, III
Room 344, Ballantine Hall
Organizers:
Richard C. Bradley, Indiana University bradleyr@indiana.edu
Lahn T. Tran, Indiana University tran@indiana.edu

9:00 a.m.
Geometric Ergodicity and betamixing Property for a Seasonal GARCH model with Periodic Coefficients.
Oesook Lee*, Ewha Womans University, Department of Statistics
(103860111) 
9:30 a.m.
Spatial fixed design nonparametric regression.
Soyeon Lee*, Occidental college
(103862163) 
10:00 a.m.
Density estimation by frequency polygons on random fields.
Michel Carbon*, Rennes 2 University
(103862108) 
10:30 a.m.
Erd\"osRenyi Law For Gibbs Markov Systems.
M Denker*, Mathematische Stochastik, Universit\"at G\"ottingen
(10386070)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:20 a.m.
Special Session on Some Mathematical Problems in Biology, from Macromolecules to Ecosystems, III
Room 148, Ballantine Hall
Organizers:
Santiago David Schnell, Indiana University schnell@indiana.edu
Roger Temam, Indiana University temam@indiana.edu

9:00 a.m.
MultiCell Modeling of Biological Development using the GGH Model and CompuCell3D: Applications, Technology and Open Problems.
James A. Glazier*, Indiana University, Department of Physics and Biocomplexity Institute
(103892125) 
9:30 a.m.
TwoSex, AgeStructured, Logistic Population Models.
Fabio Augusto Milner*, Department of Mathematics, Purdue University, West Lafayette, IN 479072067
Kai Yang, Department of Mathematics, Purdue University, West Lafayette, IN 479072067
(10389286) 
10:00 a.m.
A new mathematical model of syphilis.
Ruijun Zhao*, Purdue University
(103892110)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:50 a.m.
Special Session on Geometry and Dynamics, III
Room 006, Ballantine Hall
Organizers:
Chris Connell, Indiana University connell@indiana.edu
David M. Fisher, Indiana University fisherdm@indiana.edu
Marlies Gerber, Indiana University gerber@indiana.edu

9:00 a.m.
On the tip of the tongue.
Micha{\l} Misiurewicz*, Indiana University Purdue University Indianapolis
Ana Rodrigues, Universidade do Porto
(103837103) 
9:30 a.m.
Liouville property on regular covers.
Anders Karlsson, Royal Institute of Technology, Stockholm
Fran\c cois Ledrappier*, University of Notre Dame
(10385883) 
10:00 a.m.
Continued fractions, natural extension maps and their geometric structure.
Ilie D Ugarcovici*, DePaul University
(103837235) 
10:30 a.m.
An intrinsic proof of GromollGrove diameter rigidity theorem.
Jianguo Cao, University of Notre Dame
Hongyan Tang*, Tsinghua University, Beijing, China
(10385867)

9:00 a.m.

Sunday April 6, 2008, 9:00 a.m.10:55 a.m.
Special Session on Harmonic Analysis and Related Topics, III
Room 146, Ballantine Hall
Organizers:
Ciprian Demeter, Institute for Advance Study demeter@math.ias.edu
Nets Katz, Indiana University nhkatz@indiana.edu

9:00 a.m.
A Generalization of the Theorem of WhittakerShannonKotelnikov.
Yufang Hao*, Department of Applied Mathematics, University of Waterloo
(103843281) 
9:30 a.m.
The (weak$L^2$) Boundedness of The Quadratic Carleson Operator.
Victor D. Lie*, UCLA
(103842224) 
10:00 a.m.
A criticalexponent BalianLow theorem.
S. Zubin Gautam*, UCLA
(103842223) 
10:30 a.m.
Applications of interpolation theorems.
Chaoyuan Mary Liu*, Eastern Kentucky University
(10384606)

9:00 a.m.

Sunday April 6, 2008, 11:10 a.m.12:00 p.m.
Invited Address
Nonderivative optimization: Mathematics, heuristics, or hack?
Room 122, Chemistry Building
Margaret H. Wright*, Courant Institute, NYU
(10384904) 
Sunday April 6, 2008, 1:30 p.m.2:20 p.m.
Invited Address
Hamiltonian systems and Liouville equations with discontinuous Hamiltonians: Computational methods for high frequency waves in heterogeneous media.
Room 122, Chemistry Building
Shi Jin*, University of Wisconsin
(10383501) 
Sunday April 6, 2008, 2:30 p.m.4:50 p.m.
Special Session on Probability and Spatial Systems, IV
Room 319, Ballantine Hall
Organizers:
Russell D. Lyons, Indiana University rdlyons@indiana.edu
Alexander Holroyd, University of British Columbia holroyd@math.ubc.ca

2:30 p.m.
The scaling limits of dynamical and nearcritical percolation, and the Minimal Spanning Tree.
Christophe Garban, Universite ParisSud and ENS
G\'abor Pete*, Microsoft Research
Oded Schramm, Microsoft Research
(103860321) 
3:00 p.m.
Quasiunits in Zhang's sandpile model.
Anna Feyden Boer*, VU Amsterdam
Haiyan Liu, VU Amsterdam
Ronald Meester, VU Amsterdam
Corrie Quant, VU Amsterdam
Frank Redig, Leiden University
(103860231) 
4:00 p.m.
Sampling $3$colourings of the discrete torus.
David Galvin*, University of Notre Dame
(103860187) 
4:30 p.m.
A different approach to strong embeddings.
Sourav Chatterjee*, University of California at Berkeley
(103860199)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.4:20 p.m.
Special Session on Discrete Structures in Conformal Dynamics and Geometry, IV
Room 005, Ballantine Hall
Organizers:
Kevin M. Pilgrim, Indiana University pilgrim@indiana.edu
William J. Floyd, Virginia Polytech Institute & State University floyd@math.vt.edu

2:30 p.m.
Homotopy PseudoOrbits and Iterated Monodromy Groups (Part I).
Suzanne Hruska, University of Wisconsin Milwaukee
Rodrigo A Perez*, Indiana University Purdue University at Indianapolis
John Smillie, Cornell University
(103837307) 
3:00 p.m.
Homotopy PseudoOrbits and Iterated Monodromy Groups, Part II.
Suzanne Hruska*, University of Wisconsin Milwaukee
Rodrigo Perez, Indiana University Purdue University Indianapolis
John Smillie, Cornell University
(103837306) 
3:30 p.m.
Polynomial combinatorics.
Laura DeMarco*, University of Illinois at Chicago
(103837173) 
4:00 p.m.
Pinching Deformations of Rational Maps.
Robert W. O'Connell*, Indiana UniversityBloomington
(103837252)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.5:50 p.m.
Special Session on Combinatorial Representation Theory, Topological Combinatorics, and Interactions Between Them, IV
Room 217, Ballantine Hall
Organizers:
Patricia Hersh, Indiana University phersh@indiana.edu
Cristian P. Lenart, State University of New York at Albany lenart@albany.edu
Michelle Wachs, University of Miami wachs@math.miami.edu

2:30 p.m.
From total positivity to positroids (via the Grassmannian, the Bruhat order, and pattern avoidance).
Alexander Postnikov*, MIT
(103805259) 
3:30 p.m.
Discrete Morse theory and the totally nonnegative part of G/P.
Lauren K Williams*, Harvard University
(103805161) 
4:00 p.m.
A quantization of a theorem of Goulden and Jackson.
Matjaz Konvalinka, MIT
Mark Skandera*, Lehigh University
(103805271) 
4:30 p.m.
The Rees product of the cubical lattice with the chain.
Patricia Muldoon, University of Kentucky
Margaret A. Readdy*, University of Kentucky
(103805215) 
5:00 p.m.
Exponential Dowling structures.
Richard Ehrenborg*, University of Kentucky
Margaret Readdy, University of Kentucky
(103805291) 
5:30 p.m.
Inversion arrangements and lower intervals in the Bruhat order.
Axel Hultman, KTH, Stockholm
Svante Linusson, KTH, Stockholm
John Shareshian*, Washington University
Jonas Sj\"ostrand, KTH, Stockholm
(103805324)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.5:50 p.m.
Special Session on Recent Advances in Classical and Geophysical Fluid Dynamics, IV
Room 103, Ballantine Hall
Organizers:
Roger Temam, Indiana University temam@indiana.edu
Shouhong Wang, Indiana University showang@indiana.edu

2:30 p.m.
The primitive equations of the atmosphere at small viscosity.
Roger Temam*, Indiana University
C.Y. Jung, Indiana University
(103835350) 
3:00 p.m.
The predictability of twodimensional and quasigeostrophic turbulence.
Joseph J Tribbia*, NCAR
(103876335) 
3:30 p.m.
A scheme for stationary statistical properties of the infinite Prandtl number model.
Wenfang Cheng, Florida State University
Xiaoming Wang*, Florida State University
(103876329) 
4:00 p.m.
Break 
4:30 p.m.
Regularity results of the primitive equations.
I Kukavica, University of Southern California
M Ziane*, University of Southern California
(103835311) 
5:00 p.m.
Recent Carleman estimates for the Stokes system and applications.
Oleg Yu. Emanouilov*, Colorado State University
(103835274) 
5:30 p.m.
Dynamic Transitions and Stability for Equatorial Flows.
Tian Ma, Sichuan University
Shouhong Wang*, Indiana University
(103835312)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.5:15 p.m.
Special Session on Applications of Ring Spectra, IV
Room 209, Ballantine Hall
Organizers:
Randy McCarthy, University of Illinois at UrbanaChampaign randy@math.uiuc.edu
Ayelet Lindenstrauss, Indiana University ayelet@math.indiana.edu

2:30 p.m.
Enriched Reedy Categories.
Vigleik Angeltveit*, University of Chicago
(103818254) 
3:30 p.m.
Elliptic cohomology and abelian surfaces.
Tyler D Lawson*, University of Minnesota
Mark Behrens, Massachusetts Institute of Technology
(103855303) 
4:30 p.m.
$v_2$periodicity at the prime $2$.
M. Behrens*, MIT
M. Hill, Univeristy of Virginia
M. J. Hopkins, Harvard
M. Mahowald, Northwestern University
(103855317)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.5:50 p.m.
Special Session on Graph Theory, IV
Room 246, Ballantine Hall
Organizers:
Jozsef Balogh, University of Illinois at UrbanaChampaign jobal@math.uiuc.edu
Hemanshu Kaul, Illinois Institute of Technology kaul@math.iit.edu
Tao Jiang, Miami University jiangt@muohio.edu

2:30 p.m.
On circular flows of graphs.
HongJian Lai*, Department of Mathematics, West Virginia University
Rui Xu, Department of Mathematics, University of West Georgia
Cunquan Zhang, Department of Mathematics, West Virginia University
(10380543) 
3:00 p.m.
A Lower Bound for Potentially $H$graphic Sequences.
Michael Ferrara*, The University of Akron
John Schmitt, Middlebury College
(10380560) 
3:30 p.m.
A minmax theorem for chordal bipartite graphs.
Atif Abuieda, University of Dayton
Arthur Busch*, University of Dayton
R Sritharan, University of Dayton
(10380576) 
4:00 p.m.
Decompositions of planar graphs into a forest and another graph.
Naeem N. Sheikh*, University of Illinois at UrbanaChampaign
Oleg V. Borodin, Sobolev Institute of Mathematics, Novosibirsk, Russia
Alexandr V. Kostochka, Univ. of Illinois at UrbanaChampaign and Sobolev Institute of Mathematics, Novosibirsk, Russia
A. O. Ivanova, Yakutsk State University, Yakutsk, Russia
Gexin Yu, Vanderbilt University
(103805243) 
4:30 p.m.
The Structure of $K_{3,4}$Free Projective Planar Graphs.
John Maharry*, The Ohio State University
Daniel Slilaty, Wright State University
(103805172) 
5:00 p.m.
Separation in trees.
Tao Jiang, Miami University
Zevi Miller*, Miami University
Dan Pritikin, Miami University
(103805196) 
5:30 p.m.
Modulo $n$ Representations of Graphs.
Anthony B. Evans, Wright State University
Dan Pritikin*, Miami University
(103805160)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.5:15 p.m.
Special Session on Algebraic Ktheory and Nil groups in Algebra and Topology, IV
Room 204, Ballantine Hall
Organizers:
James F. Davis, Indiana University jfdavis@indiana.edu
Christian Haesemeyer, University of Illinois at Chicago chh@math.uic.edu

2:30 p.m.
On the Cappell UNilgroups.
Andrew Ranicki*, University of Edinburgh
(103857133) 
3:30 p.m.
An approach to the FarrellJones conjecture.
Frank Quinn*, Virginia Tech
(103819340) 
4:30 p.m.
Algebraic Ktheory of hyperbolic reflection groups.
JeanFrancois Lafont*, Ohio State University
Ivonne J. Ortiz, Miami University
Bruce Magurn, Miami University
(103819298)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.4:50 p.m.
Special Session on Financial Mathematics, IV
Room 345, Ballantine Hall
Organizers:
Victor Goodman, Indiana University goodmanv@indiana.edu
Kiseop Lee, University of Louisville kiseop.lee@louisville.edu

2:30 p.m.
Arbitrage Free Models In Markets With Transaction Costs.
Hasanjan Sayit*, Assistant professor, Mathematics Department, Worcester Polytechnic Institute.
Erhan Bayraktar, Assistant professor, University of Michigan
(103860178) 
3:00 p.m.
A Mathematical Model for Power Derivatives.
Chunfeng She*, Indiana University
(103860228) 
3:30 p.m.
The AdditiveInteractive Nonlinear Arch Model and its Estimation.
Michael Levine*, Department of Statistics, Purdue University
Tony Li, Purdue University
(103862241) 
4:00 p.m.
Principal Component Analysis of Forward Interest Rates.
Victor Goodman*, Indiana University
(10389171) 
4:30 p.m.
Estimation of Liquidity Cost.
Kiseop Lee*, Department of Mathematics, University of Louisville
(10386044)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.4:20 p.m.
Special Session on Algebraic Aspects of Coding Theory, IV
Room 247, Ballantine Hall
Organizers:
Heide GluesingLuerssen, University of Kentucky heidegl@ms.uky.edu
Roxana Smarandache, San Diego State University rsmarand@sciences.sdsu.edu

2:30 p.m.
List Decoding BCH Codes Using Gr\"obner Bases.
Philip R. Busse*, University of Kentucky
(103814230) 
3:00 p.m.
Selfdual codes over finite chain rings.
Steven T. Dougherty, University of Scranton
JonLark Kim*, University of Louisville
Hongwei Liu, Central China Normal University
(10389489) 
3:30 p.m.
Code loops of both parities.
Petr Vojt\v{e}chovsk\'y*, University of Denver, Department of Mathematics
(10380526) 
4:00 p.m.
On selfdual codes over $\mathbb{F}_5$.
Sunghyu Han*, Department of Mathematics, University of Louisville, Louisville, KY, USA
JonLark Kim, Department of Mathematics, University of Louisville, Louisville, KY, USA
(10389454)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.3:55 p.m.
Special Session on Harmonic Analysis and Related Topics, IV
Room 146, Ballantine Hall
Organizers:
Ciprian Demeter, Institute for Advance Study demeter@math.ias.edu
Nets Katz, Indiana University nhkatz@indiana.edu

2:30 p.m.
Some problems on multilinear oscillatory integrals.
Xiaochun Li*, University of Illinois at UrbanaChampaign
(103842319) 
3:00 p.m.
Maximal averages along onevariable vector fields.
Michael Bateman*, Indiana University
(103842313) 
3:30 p.m.
Tent spaces associated with semigroup of operators.
Tao Mei*, University of Illinois at UrbanaChampaign
(103842225)

2:30 p.m.

Sunday April 6, 2008, 2:30 p.m.5:20 p.m.
Special Session on Finite Element Methods and Applications, IV
Room 305, Ballantine Hall
Organizers:
Nicolae Tarfulea, Purdue University Calumet Tarfulea@calumet.purdue.edu
Sheng Zhang, Wayne State University sheng@math.wayne.edu

2:30 p.m.
Consistency \& Numerical Smoothing $>$ Longtime Error Estimation.
Tong Sun*, Department of Mathematics and Statistics, Bowling Green State University
(10386530) 
3:00 p.m.
An {\it A Posteriori} Error Estimator for a Quadratic $C^0$ Interior Penalty Method for the Biharmonic Problem.
Susanne C. Brenner, Department of Mathematics and Center for Computation and Technology, Louisiana State University
Thirupathi Gudi*, Center for Computation and Technology , Louisiana State University
Li Yeng Sung, Department of Mathematics, Louisiana State University
(10386568) 
3:30 p.m.
A Scattering Problem in NearField Optics.
Peijun Li*, University of Michigan
(103878182) 
4:00 p.m.
Efficient and reliable error estimation for elliptic eigenvalue problems.
Jeffrey S Ovall*, California Institute of Technology
(10386574) 
4:30 p.m.
Finite Element Assembly on Arbitrary Meshes.
Matthew G Knepley, Mathematics and Computer Science Division, Argonne National Lab
Andy R Terrel*, Department of Computer Science, University of Chicago
(103835242) 
5:00 p.m.
Towards flexible geometric multigrid solvers for finite element problems.
Peter R Brune*, University of Chicago
Matthew G Knepley, Argonne National Lab
(103865282)

2:30 p.m.

Sunday April 6, 2008, 3:00 p.m.4:50 p.m.
Special Session on Weak Dependence in Probability and Statistics, IV
Room 344, Ballantine Hall
Organizers:
Richard C. Bradley, Indiana University bradleyr@indiana.edu
Lahn T. Tran, Indiana University tran@indiana.edu

3:00 p.m.
Weak Convergence of the Standard Empirical Process of Stationary Sequences.
Juan Carlos Escanciano*, Indiana University, Economics Department
(103860135) 
3:30 p.m.
Conditional UStatistics with Applications in Discriminant Analysis, ARMA Processes and Hidden Markov Models and Hidden Markov Models.
Madan L Puri*, Indiana University, Bloomington,Indiana
Michel Harel, C.N.R.S., Toulouse, France
(103860109) 
4:00 p.m.
Spectrum Estimation for Isotropic Intrinsically Stationary Spatial Processes.
Chunfeng Huang*, Department of Statistics, Indiana University
Tailen Hsing, University of MIchigan
Noel Cressie, The Ohio State University
(103862140) 
4:30 p.m.
Hazard rate estimation on random fields.
Jiexiang Li, College of Charleston, South Carolina
Lanh T Tran*, Indiana University
(103862155)

3:00 p.m.