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AMS Sectional Meeting Full Program
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1998 Fall Central Section Meeting
Chicago, IL, September 12-13, 1998
Meeting #935
Associate secretaries: Susan J Friedlander, AMS susan@math.northwestern.edu
Saturday September 12, 1998
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Saturday September 12, 1998, 7:30 a.m.-5:00 p.m.
Meeting Registration
Lobby (8th floor), Lewis Center
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Saturday September 12, 1998, 7:30 a.m.-5:00 p.m.
Exhibit and Book Sale
Lobby (8th floor), Lewis Center
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Saturday September 12, 1998, 8:30 a.m.-10:50 a.m.
Special Session on Ergodic Theory and Topological Dynamics, I
Room 1007, Lewis Center
Organizers:
Roger L. Jones, DePaul University rjones@condor.depaul.edu
Randall McCutcheon, Wesleyan College cutch@claude.math.wesleyan.edu
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8:30 a.m.
Joint ergodicity along sequences of intervals.
Sergey G Butkevich*, The Ohio State University
(935-28-214)
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9:00 a.m.
The Worst Sums in Ergodic Theory.
Mustafa Akcoglu, University of Toronto
Roger Jones, DePaul University
Joseph Rosenblatt*, University of Illinois
Mate Wierdl, University of Memphis
(935-28-34)
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9:30 a.m.
Ergodicity and periodic orbits for billiards in polygons.
Eugene Gutkin*, USC
(935-58-17)
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10:00 a.m.
The Uncertainty Principle for Polygonal Billiards and Geodesics on the Surface of Polyhedra.
Gregory Galperin*, Eastern Illinois University
(935-58-167)
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10:30 a.m.
Rotation numbers for maps of the $n$-od.
Alexander Blokh, University of Alabama in Birmingham
Michal Misiurewicz*, IUPUI
(935-58-188)
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Saturday September 12, 1998, 8:30 a.m.-10:50 a.m.
Special Session on Commutative Algebra, I
Room 1115, Lewis Center
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Michael Stillman, Cornell University mike@math.cornell.edu
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8:30 a.m.
A criterion for equality of radicals of ideals, and some applications.
Alexandre B Tchernev*, Purdue University
(935-13-181)
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9:00 a.m.
Permanental Ideals.
Reinhard C Laubenbacher*, New Mexico State University
Irena Swanson, New Mexico State University
(935-13-180)
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9:30 a.m.
Codimension three subcanonical schemes.
David Eisenbud, University of California at Berkeley
Sorin E Popescu*, Columbia University
Charles Walter, Universite de Nice, France
(935-14-220)
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10:00 a.m.
Algebraic Fundamental Group of a Curve Singularity.
Hema Srinivasan*, University of Missouri-Columbia
Steven D Cutkosky, University of Missouri
(935-13-27)
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10:30 a.m.
Indecomposable Gorenstein Modules of Odd Rank.
Christel Rotthaus, Michigan State University
Dana Weston, University of Missouri
Roger Wiegand*, University of Nebraska
(935-13-144)
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Saturday September 12, 1998, 8:30 a.m.-10:50 a.m.
Special Session on Algebraic Combinatorics: Association Schemes and Related Topics, I
Room 8005, DePaul Center
Organizers:
Sung Yell Song, Iowa State University sung@math.iastate.edu
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8:30 a.m.
Coherent configurations and $2$-distance sets in real Euclidean spaces.
Eiichi Bannai*, Kyushu University
Etsuko Bannai, Kyushu University
(935-05-125)
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9:00 a.m.
Quotients of coherent configurations.
Alyssa D Sankey*, Slippery Rock University
(935-05-149)
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9:30 a.m.
Completely regular codes in Hamming graphs.
William J. Martin*, University of Winnipeg
Tara D. Taylor, University of Winnipeg
(935-05-236)
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10:00 a.m.
Tight 2-designs and perfect 1-codes in Doob graphs.
Akihiro Munemasa*, Kyushu University
Jacobus Hendricus Koolen, Kyushu University
(935-05-155)
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10:30 a.m.
Applying combinatorics of finite geometry to algebraic topology.
Stephen D Smith*, University of Illinois at Chicago
(935-05-39)
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Saturday September 12, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Stochastic Analysis, I
Room 8009, DePaul Center
Organizers:
Richard B. Sowers, University of Illinois-Urbana r-sowers@math.uiuc.edu
Elton P. Hsu, Northwestern University elton@math.nwu.edu
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9:00 a.m.
Dirichlet functions, random walks, spanning forests, and percolation.
Russell D Lyons*, Indiana University
(935-60-94)
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9:30 a.m.
Some laws of the iterated logarithm for functionals of Harris recurrent Markov chains.
Xia Chen*, Case Western Reserve University
(935-60-28)
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10:00 a.m.
One-dimensional interacting particle systems with spatially-inhomogeneous flip rates.
Shirin Joy Handjani*, The University of Mississippi
(935-60-100)
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10:30 a.m.
Some central limit theorems for the motion of a tagged particle in the simple exclusion process.
Sunder Sethuraman*, Iowa State Univ.
Horng-Tzer Yau, Courant Inst.
Srinivasa Varadhan, Courant Inst.
(935-60-117)
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Saturday September 12, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Topics in Mathematics and Curriculum Reform, I
Room 8012, DePaul Center
Organizers:
Richard J Maher, Loyola University Chicago rjm@math.luc.edu
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9:00 a.m.
Mathematicians and Mathematics Education.
John Baldwin*, University of Illinois at Chicago
(935-98-59)
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9:30 a.m.
Computer Lab On Wheels.
James R. Olsen*, Western Illinois University
(935-98-82)
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10:00 a.m.
Calculus for the Liberal Arts Student.
Richard A Gillman*, Valparaiso University
(935-98-25)
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10:30 a.m.
Historical, philosophical, and cognitive considerations of students' conception of proof.
Guershon Harel*, Purdue University
(935-98-44)
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Saturday September 12, 1998, 9:00 a.m.-10:45 a.m.
Special Session on Algebraic Coding, I
Room 8014, DePaul Center
Organizers:
William C. Huffman, Loyola University of Chicago wch@math.luc.edu
Vera S. Pless, University of Illinois at Chicago pless@math.uic.edu
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9:00 a.m.
Lower bounds on code invaritants.
A. Ashikhmin, Los Alamos Natl. Lab.
A. Barg*, Bell Labs
(935-94-210)
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9:30 a.m.
An improved upper bound on the minimum distance of doubly-even self-dual codes.
Simon Litsyn*, Tel Aviv University
(935-94-84)
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10:00 a.m.
The Mysterious Turbo Codes.
Robert J. McEliece*, California Institute of Technology
(935-94-237)
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Saturday September 12, 1998, 9:00 a.m.-10:40 a.m.
Special Session on K-Theory and Motivic Cohomology, I
Room 1114, Lewis Center
Organizers:
Kevin Knudson, Northwestern University knudson@math.nwu.edu
Mark Walker, University of Nebraska-Lincoln mwalker@math.unl.edu
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9:00 a.m.
Transfer Maps and Algebraic K-theory.
Bruce Williams*, U. of Notre Dame
(935-19-195)
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10:00 a.m.
An isomorphism between Bredon and Quinn homology and the K-theoretic Isomorphism Conjecture.
Robert N Talbert*, Bethel College (IN)
(935-19-118)
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Saturday September 12, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Complexity of Geometric Structures on Manifolds, I
Room 1006, Lewis Center
Organizers:
Melvin G. Rothenberg, University of Chicago mel@math.uchicago.edu
Shmuel A. Weinberger, University of Chicago shmuel@math.uchicago.edu
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9:00 a.m.
Discrete groups acting on compact manifolds .
Benson Farb*, University of Chicago
Peter Shalen, University of Illinois at Chicago
(935-57-224)
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9:30 a.m.
Functional Integrals and Vassiliev Invariants
Louis H. Kauffman*, University of Illinois at Chicago
(935-55-129)
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10:00 a.m.
Positive Scalar Curvature for Complete Manifolds of Bounded Geometry.
Kevin M Whyte*, Univ. of Utah
(935-57-204)
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10:30 a.m.
Counterexamples to the Equivariant Borel Conjecture.
Nadya K Shirokova*, University of Illinois, Urbana-Champaigne
(935-51-106)
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Saturday September 12, 1998, 9:00 a.m.-10:45 a.m.
Special Session on Complex Dynamics, I
Room 1405, Lewis Center
Organizers:
Shmuel Friedland, University of Illinois at Chicago friedlan@uic.edu
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9:00 a.m.
The Mandelbrot Set for the Complex Henon Map.
John E Fornaess, University of Michigan
Estela A Gavosto*, University of Kansas
(935-32-47)
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10:00 a.m.
Dessins d'enfants and Hubbard trees.
Kevin M Pilgrim*, Univ. of Missouri, Rolla
(935-11-16)
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Saturday September 12, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Number Theory, I
Room 1536, Lewis Center
Organizers:
Jeremy T Teitelbaum, University of Illinois at Chicago jeremy@math.uic.edu
Yuri Tschinkel, University of Illinois at Chicago yuri@math.uic.edu
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9:00 a.m.
Simultaneous Diagonal Inequalities .
Scott T Parsell*, University of Michigan
(935-11-23)
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10:00 a.m.
Arithmetic torsors.
Yuri Tschinkel*, Univ. of Illinois at Chicago
(935-11-132)
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10:30 a.m.
On simultaneous diophantine approximation in $\alpha{\Bbb Q} + {\Bbb Q}$.
Edward B Burger*, Williams College and The University of Colorado at Boulder
(935-11-56)
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Saturday September 12, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Rigidity in Geometry and Dynamics, I
Room 1008, Lewis Center
Organizers:
Steven E Hurder, University of Illinois at Chicago hurder@uic.edu
Ralf J. Spatzier, University of Michigan spatzier@math.lsa.umich.edu
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9:00 a.m.
Projective factors of group actions with stationary measure.
Robert J. Zimmer*, The University of Chicago
(935-22-30)
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10:30 a.m.
Arithmetic Quotients adn Fundamental Groups of Manifolds Admitting Lattice Actions.
David M Fisher*, University of Chicago
(935-53-221)
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Saturday September 12, 1998, 9:00 a.m.-10:40 a.m.
Special Session on Algebraic Geometry and Mirror Symmetry, I
Room 1109, Lewis Center
Organizers:
Ezra Getzler, Northwestern University getzler@math.nwu.edu
Mikhail Kapranov, Northwestern University kapranov@math.nwu.edu
Sheldon Katz, Oklahoma State University katz@math.okstate.edu
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9:00 a.m.
The topological cup product on semiample hypersurfaces in toric varieties.
Anvar R Mavlyutov*, University of Massachusetts at Amherst
(935-14-196)
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10:00 a.m.
Compactifying the space of stable maps.
Dan Abramovich*, Boston University
Angelo Vistoli, Universita di Bologna
(935-14-55)
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Saturday September 12, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Nonlinear Partial Differential Equations, I
Room 1014, Lewis Center
Organizers:
Gui-Qiang Chen, Northwestern University gqchen@math.nwu.edu
Konstantina Trivisa, Northwestern University trivisa@math.nwu.edu
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9:00 a.m.
Weak Continuity of Minors in Nonlinear Elasticity.
Irene Fonseca*, Department of Mathematical Sciences, Carnegie Mellon University
(935-35-92)
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9:30 a.m.
Undercompressive shocks in a model of thin film motion.
Michael Shearer*, North Carolina State University
(935-35-238)
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10:00 a.m.
Existence of Entropy Solutions to the Compressible Euler Equations.
Philippe G. LeFloch*, Ecole Polytechnique
(935-35-232)
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10:30 a.m.
Bifurcation of Nonclassical Viscous Shock Profiles from the Constant State.
Arthur V. Azevedo, Universidade de Brasilia
Dan Marchesin, Instituto de Matem\'atica Pura e Aplicada
Bradley J. Plohr*, State University of New York at Stony Brook
Kevin Zumbrun, Indiana University
(935-35-203)
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Saturday September 12, 1998, 9:30 a.m.-10:50 a.m.
Special Session on Fourier Analysis, I
Room 1312, Lewis Center
Organizers:
Marshall Ash, DePaul University mash@math.depaul.edu
Mark A. Pinsky, Northwestern University pinsky@math.nwu.edu
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9:30 a.m.
The $\bar\partial_b$ Complex on Certain Quadratic CR Submanifolds .
Alexander J Nagel*, University of Wisconsin-Madison
(935-42-93)
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10:00 a.m.
Central Mean Oscillation, Morrey Spaces, and Central Carleson Measures.
Josefina Alvarez*, New Mexico State University
Martha Guzman-Partida, Universidad Nacional Autonoma de Mexico
Joseph Lakey, New Mexico State University
(935-42-123)
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10:30 a.m.
Pseudo-differential operators and non-linear dispersive equations.
Carlos E Kenig*, University of Chicago
(935-35-199)
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Saturday September 12, 1998, 11:00 a.m.-11:50 a.m.
Invited Address
Rigidity Phenomena in Geometry and Dynamics.
Room 241, Lewis Center
Ralf J Spatzier*, University of Michigan
(935-58-138)
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Saturday September 12, 1998, 1:30 p.m.-2:20 p.m.
Invited Address
Motivic homotopy type?
Room 241, Lewis Center
Vladimir Voevodsky*, Northwestern University
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Saturday September 12, 1998, 3:00 p.m.-5:50 p.m.
Special Session on Stochastic Analysis, II
Room 8009, DePaul Center
Organizers:
Richard B. Sowers, University of Illinois-Urbana r-sowers@math.uiuc.edu
Elton P. Hsu, Northwestern University elton@math.nwu.edu
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3:00 p.m.
Robustness of phase transition for general spherical models.
Robin Pemantle*, Univ. of Wisconsin-Madison
Jeff Steif, Math. Department, Chalmers Univ.
(935-60-32)
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3:30 p.m.
Logarithmic Sobolev Inequality for Some Models of Random Walks.
Tzong-Yow Lee*, University of Maryland
Horng-Tzer Yau, New York University
(935-60-35)
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4:00 p.m.
Stochastic Curvature Driven Flows.
Nung Kwan Yip*, University of Wisonsin-Madison
(935-60-95)
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4:30 p.m.
Doubly perturbed random walk and Brownian motion.
Burgess J Davis*, Purdue University
(935-60-31)
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5:00 p.m.
Martin Boundary and Integral Representations for Harmonic Functions of Symmetric Stable Processes.
Zhen-Qing Chen, Cornell University
Renming Song*, University of Illinois at Urbana-Chamapign
(935-60-48)
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5:30 p.m.
Problems of Perturbation Theory.
I H Dinwoodie*, Tulane University
(935-60-63)
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Saturday September 12, 1998, 3:00 p.m.-5:50 p.m.
Special Session on Topics in Mathematics and Curriculum Reform, II
Room 8012, DePaul Center
Organizers:
Richard J Maher, Loyola University Chicago rjm@math.luc.edu
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3:00 p.m.
How to Reinvigorate Undergraduate Mathematics Education.
Jerry Uhl*, University of Illinois
(935-98-51)
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3:30 p.m.
In Praise of Thales.
Joseph J Rotman*, UniDepartment of Mathematics, University of Illinois, Urbana-Champaign
(935-00-18)
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4:00 p.m.
Forging Connections Between Mathematics and Science General Education Courses.
Janet L Andersen*, Hope College
(935-98-101)
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4:30 p.m.
Problems that students must actually use calculus to solve.
Charlene E. Beckmann*, Grand Valley State University
(935-98-208)
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5:00 p.m.
Calculus assessment at the UIUC: The Indicators Project.
Paul M Weichsel*, University of Illinois at Urbana-Champaign
(935-98-52)
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5:30 p.m.
Fostering Effective Communication in Mathematics Classes as a Means for Improving Learning.
Susan F Pustejovsky*, Alverno College
(935-98-131)
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Saturday September 12, 1998, 3:00 p.m.-5:00 p.m.
Special Session on Algebraic Coding, II
Room 8014, DePaul Center
Organizers:
William C. Huffman, Loyola University of Chicago wch@math.luc.edu
Vera S. Pless, University of Illinois at Chicago pless@math.uic.edu
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3:00 p.m.
Some properties of geometric codes.
Jennifer D. Key*, Clemson University, SC
(935-05-127)
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3:30 p.m.
New Nonlinear Codes Constructed from Reed-Muller Codes.
Xiang-dong Hou*, Wright State University
(935-94-207)
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4:00 p.m.
The presence of the all-1 vector.
Harold N. Ward*, University of Virginia
(935-94-112)
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4:30 p.m.
Memorial for Ed Assmus
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Saturday September 12, 1998, 3:00 p.m.-5:40 p.m.
Special Session on K-Theory and Motivic Cohomology, II
Room 1114, Lewis Center
Organizers:
Kevin Knudson, Northwestern University knudson@math.nwu.edu
Mark Walker, University of Nebraska-Lincoln mwalker@math.unl.edu
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3:00 p.m.
On the $K$-theory of elliptic curves.
Kevin P. Knudson*, Northwestern University
(935-19-122)
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4:00 p.m.
Algebras satisfying the condition of Hochschild-Kostant-Rosenberg and their topological Hochschild homology.
Ayelet Lindenstrauss*, Indiana University
Michael Larsen, Indiana University
(935-19-165)
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5:00 p.m.
The lower algebraic K-theory of cocompact Fuchsian groups.
Ethan Berkove, United States Military Academy
Daniel Juan-Pineda, Instituto de Matem\'aticas-Unidad Morelia
Kimberly Pearson*, Valparaiso University
(935-19-116)
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Saturday September 12, 1998, 3:00 p.m.-5:50 p.m.
Special Session on Fourier Analysis, II
Room 1312, Lewis Center
Organizers:
Marshall Ash, DePaul University mash@math.depaul.edu
Mark A. Pinsky, Northwestern University pinsky@math.nwu.edu
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3:00 p.m.
Applications of weighted Laguerre transplantation theorems.
George Gasper*, Northwestern University
Walter Trebels, TU Darmstadt
(935-42-86)
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3:30 p.m.
Regularity properties of wave propagation on conic manifolds.
Detlef M\"uller, Christian-Albrechts-Universit\"at Kiel
Andreas Seeger*, University of Wisconsin-Madison
(935-42-75)
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4:00 p.m.
Nonuniqueness for a bounded, differentiable complete orthonormal system.
Gang Wang*, DePaul University
J Marshall Ash, DePaul University
(935-42-74)
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4:30 p.m.
Convolution squares of measures on surfaces.
Robert Kaufman*, University of Illinois at Urbana-Champaign
(935-42-45)
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5:00 p.m.
Calderon reproducing formula and Hardy space theory on product spaces of stratified groups.
Yongsheng Han, Auburn University
Guozhen Lu*, Wright State University
(935-42-104)
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5:30 p.m.
Grunsky Transformation for the upper half plane.
Subhajit Ghosechowdhury*, University of Missouri
(935-42-230)
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Saturday September 12, 1998, 3:00 p.m.-5:50 p.m.
Special Session on Ergodic Theory and Topological Dynamics, II
Room 1007, Lewis Center
Organizers:
Roger L. Jones, DePaul University rjones@condor.depaul.edu
Randall McCutcheon, Wesleyan College cutch@claude.math.wesleyan.edu
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3:00 p.m.
$\Bbb Z^d$ Staircase Actions.
Terrence Adams, Ohio State University
Cesar E. Silva*, Williams College
(935-28-191)
-
3:30 p.m.
On Ergodic 2-to-1 Endomorphisms.
Stanley J Eigen*, Northeastern University
(935-28-176)
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4:00 p.m.
A problem in ergodic theory.
Karin Reinhold*, University at Albany, SUNY
(935-28-169)
-
4:30 p.m.
Results in Polynomial Recurrence for Actions of Fields.
Paul G. Larick*, Dept of Mathematics, The Ohio State University, Columbus, Ohio 43201
(935-46-58)
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5:00 p.m.
An infinitary polynomial Hales-Jewett theorem.
Randall G McCutcheon*, University of Maryland
(935-05-121)
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5:30 p.m.
Recent problems I have not been able to solve.
M\'at\'e Wierdl*, University of Memphis
(935-28-77)
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Saturday September 12, 1998, 3:00 p.m.-5:45 p.m.
Special Session on Complex Dynamics, II
Room 1405, Lewis Center
Organizers:
Shmuel Friedland, University of Illinois at Chicago friedlan@uic.edu
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3:00 p.m.
Universal holomorphic motion of a closed set in the Riemann sphere.
Sudeb Mitra*, Cornell University
(935-32-53)
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4:00 p.m.
Maps on $\bf{P}^2$ with the symmetries of the symmetric group $S_5$.
Scott Crass*, Buffalo State College
(935-51-172)
-
5:00 p.m.
Remarks on complex dynamics.
John E. Fornaess*, University of Michigan
(935-32-241)
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Saturday September 12, 1998, 3:00 p.m.-4:50 p.m.
Special Session on Number Theory, II
Room 1536, Lewis Center
Organizers:
Jeremy T Teitelbaum, University of Illinois at Chicago jeremy@math.uic.edu
Yuri Tschinkel, University of Illinois at Chicago yuri@math.uic.edu
-
3:00 p.m.
estimating the speed of the quadratic sieve.
Daniel J. Bernstein*, University of Illinois at Chicago
(935-11-29)
-
3:30 p.m.
A $q$-analogue of Mahler Expansions.
Keith Conrad*, Ohio State Univ.
(935-11-168)
-
4:00 p.m.
Elliptic curves over function fields.
Douglas Ulmer*, University of Arizona
(935-11-126)
-
4:30 p.m.
Jordan's Theorem in Characteristic p.
Michael J Larsen*, University of Indiana
(935-11-90)
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Saturday September 12, 1998, 3:00 p.m.-6:50 p.m.
Special Session on Commutative Algebra, II
Room 1115, Lewis Center
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Michael Stillman, Cornell University mike@math.cornell.edu
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3:00 p.m.
Good and bad Koszul algebras.
Jan-Erik Roos*, Department of Mathematics, Stockholm Universiy, Stockholm, Sweden
(935-13-145)
-
3:30 p.m.
On Cohen-Macaulay approximation.
Jee Heub Koh*, Korea Institute for Advanced Study and Indiana University
(935-13-141)
-
4:00 p.m.
Strictly positive regular functions on compact real varieties.
Eberhard Becker*, Universit\"at Dortmund
(935-13-190)
-
4:30 p.m.
Simultaneous Resolution.
Steven D Cutkosky*, University of Missouri-Columbia
(935-14-26)
-
5:00 p.m.
Hilbert functions and homogeneous generic forms.
Vesselin Gasharov*, Cornell University
(935-13-202)
-
5:30 p.m.
Annihilators and associated primes of local cohomology modules.
Christel Rotthaus*, Michigan State University
Markus Brodmann, Universit\"at Z\"urich
Rodney Sharp, University of Sheffield
(935-13-69)
-
6:00 p.m.
The Chern polynomial of a three arrangement .
Henry K Schenck*, Northeastern University
(935-14-113)
-
6:30 p.m.
Derivations and powers of ideals.
Reinhold H\"ubl, University of Regensburg
Irena Swanson*, New Mexico State University
(935-13-146)
-
Saturday September 12, 1998, 3:00 p.m.-6:15 p.m.
Special Session on Rigidity in Geometry and Dynamics, II
Room 1008, Lewis Center
Organizers:
Steven E Hurder, University of Illinois at Chicago hurder@uic.edu
Ralf J. Spatzier, University of Michigan spatzier@math.lsa.umich.edu
-
3:00 p.m.
H\"older Regularity of Horocycle Foliations.
Marlies Gerber*, Indiana University
Amie Wilkinson, Northwestern University
(935-53-177)
-
3:30 p.m.
Non-Smooth Dynamical Systems that Exhibit Hyperbolic Behavior.
Marian Gidea*, Loyola University of Chicago
(935-58-15)
-
4:00 p.m.
Genuine partial hyperbolicity in a stably Bernoullian diffeomorphism.
Michael Shub, IBM
Amie Wilkinson*, Northwestern
(935-58-229)
-
4:30 p.m.
An open dense set of stably ergodic diffeomorphisms in a neighborhood of a non-ergodic one.
Viorel Nitica*, University of Notre Dame
Andrei Torok, Princeton University
(935-58-166)
-
5:00 p.m.
Rigidity of volume preserving partially hyperbolic actions of property (T) groups.
Andrew T\"or\"ok*, Princeton University
(935-58-61)
-
5:30 p.m.
New results on rigidity of invariant measures for actions of higher rank abelian groups.
Anatole Katok*, Pennsylvania State University
(935-22-239)
-
Saturday September 12, 1998, 3:00 p.m.-5:50 p.m.
Special Session on Algebraic Combinatorics: Association Schemes and Related Topics, II
Room 8005, DePaul Center
Organizers:
Sung Yell Song, Iowa State University sung@math.iastate.edu
-
3:00 p.m.
Combinatorial Inequalities for Quasi-polynomial Semilattices.
Dijen K Ray-Chaudhuri*, Department of Mathematics The Ohio State University
Jin Qian, Department of Mathematics The Ohio State University
(935-05-156)
-
3:30 p.m.
On Cayley graphs of 3-transposition groups.
Norio Yamazaki*, Inperial College, London
(935-05-183)
-
4:00 p.m.
Superschemes and $t$-vertex Condition Graphs.
Jerzy Wojdylo*, Southeast Missouri State University
(935-05-96)
-
4:30 p.m.
Association schemes with a nonsymmetric relation of valency two.
Mitsugu Hirasaka*, Department of Mathematics and Computer Science, Bar-Ilan University
Mikhail Muzychuk, Department of Mathematics and Computer Science, Bar-Ilan University
(935-05-205)
-
5:00 p.m.
A new inequality for bipartite distance-regular graphs.
Michael Lang*, University of Wisconsin-Madison
(935-05-218)
-
5:30 p.m.
Distribution invariants of association schemes.
Nachimuthu Manickam*, DePauw University
(935-05-234)
-
Saturday September 12, 1998, 3:00 p.m.-5:30 p.m.
Special Session on Orthogonal Polynomial Series, Summability and Conjugates, I
Room 1410, Lewis Center
Organizers:
Calixto P. Calderon, University of Illinois at Chicago cpc@uic.edu
Calixto P. Calderon, University of Illinois at Chicago cpc@uic.edu
Luis A. Caffarelli, University of Texas at Austin caffarel@math.utexas.edu
Luis A. Caffarelli, University of Texas at Austin caffarel@math.utexas.edu
-
3:00 p.m.
Difference Equations and Quantized Discriminants for $q$-Orthogonal Polynomials.
Mourad E.H. Ismail*, University of South Florida
(935-33-24)
-
3:40 p.m.
poisson integrals for temperature functions.
Elizabeth A Kochneff*, Hewitt Associates
(935-40-133)
-
4:20 p.m.
Singular integrals associated with surfaces of revolution.
Sarah N Ziesler*, Dominican University
(935-42-128)
-
5:00 p.m.
On the Riesz Transforms for the Laguerre Semigroup.
Cristian E. Gutierrez*, Department of Mathematics, Temple University, Philadelphia, PA, 19122
(935-42-97)
-
Saturday September 12, 1998, 3:00 p.m.-4:40 p.m.
Special Session on Algebraic Geometry and Mirror Symmetry, II
Room 1109, Lewis Center
Organizers:
Ezra Getzler, Northwestern University getzler@math.nwu.edu
Mikhail Kapranov, Northwestern University kapranov@math.nwu.edu
Sheldon Katz, Oklahoma State University katz@math.okstate.edu
-
3:00 p.m.
Admissible Variations of Mixed Hodge Structure.
Gregory J Pearlstein*, University of Massachusetts, Amherst
Aroldo Kaplan, University of Masschusetts, Amherst
(935-14-135)
-
4:00 p.m.
Tessellations of Moduli Spaces and the Mosaic Operad.
Satyan L Devadoss*, Johns Hopkins University
(935-14-79)
-
Saturday September 12, 1998, 3:00 p.m.-6:20 p.m.
Special Session on Nonlinear Partial Differential Equations, II
Room 1014, Lewis Center
Organizers:
Gui-Qiang Chen, Northwestern University gqchen@math.nwu.edu
Konstantina Trivisa, Northwestern University trivisa@math.nwu.edu
-
3:00 p.m.
A Proof of Existence of Perturbed Steady Transonic Shocks via a Free Boundary Problem .
Suncica Canic, University of Houston
Barbara Lee Keyfitz*, University of Houston
Gary M. Lieberman, Iowa State University
(935-35-60)
-
3:30 p.m.
Fully nonlinear stochastic partial differential equations.
Panagiotis E. Souganidis*, Department of Mathematics, University of Wisconsin
(935-35-91)
-
4:00 p.m.
On the asymptotic behavior of entropy solutions to hyperbolic conservation laws.
Hermano Frid Neto*, Universidade Federal do Rio de Janeiro
(935-35-114)
-
4:30 p.m.
Relaxation to the equations of isothermal elastodynamics.
Athanasios E. Tzavaras*, Univ. of Wisconsin
(935-35-98)
-
5:00 p.m.
Relaxation Approximations to PDEs.
Shi Jin*, Georgia Institute of Technology
Markos Katsoulakis, University of Massachusetts
Zhouping Xin, Courant Institute
(935-65-198)
-
5:30 p.m.
Global Solutions and Asymptotic Behavior of Nonlinear Magnetohydrodynamics.
Gui-Qiang Chen, Northwestern University
Dehua Wang*, University of California at Santa Barbara
(935-35-179)
-
6:00 p.m.
Thin film equations: existence and properties of steady states.
Richard S. Laugesen*, University of Illinois, Urbana--Champaign
Mary C. Pugh, University of Pennsylvania
(935-35-22)
-
Saturday September 12, 1998, 3:00 p.m.-4:10 p.m.
Session for Contributed Papers
Room to be announced, DePaul Center
-
3:00 p.m.
An Invariance Principle for Triangular.
Anthony D'Aristotile*, SUNY
(935-60-134)
-
3:15 p.m.
Enumerating Unordered Sets of Finite Size N.
C. S. Felicitas*, Pan Asian Congress of Mathematicians(Amer&NY)
(935-18-09)
-
3:30 p.m.
Posets from Conjugacy Classes of Coxeter Groups.
Robert V Gill*, University of Michigan
(935-20-115)
-
3:45 p.m.
Analytical functions and infinite-dimensional P-groups.
Boris S Khots*, Compressor Controls Corporation
(935-46-14)
-
4:00 p.m.
The Hasse Principle Modulo $N$th Powers.
Victor Scharaschkin*, University of Michigan
(935-11-197)
Sunday September 13, 1998
-
Sunday September 13, 1998, 8:00 a.m.-11:00 a.m.
Meeting Registration
Lobby (8th floor), Lewis Center
-
Sunday September 13, 1998, 8:00 a.m.-10:50 a.m.
Special Session on Commutative Algebra, III
Room 1115, Lewis Center
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Michael Stillman, Cornell University mike@math.cornell.edu
-
8:00 a.m.
On cohomology algebras of complex subspace arrangements.
Eva Maria E. Feichtner*, Institute for Advanced Study, Princeton
G\"unter M. Ziegler, University of Technology Berlin
(935-13-160)
-
8:30 a.m.
Mixed dominating matrices.
Klaus G Fischer*, George Mason University
(935-13-119)
-
9:00 a.m.
A Theorem on Smoothness---Bass-Quillen, Chow Groups and Intersection Multiplicity of Serre.
Sankar P. Dutta*, University of Illinois at Urbana-Champaign
(935-13-64)
-
9:30 a.m.
Sharper estimates for the Hilbert-Kunz function in dimension 2.
Paul Monsky*, Brandeis University
(935-13-10)
-
10:00 a.m.
Approximating Discrete Valuation Rings by Regular Local Rings.
William Heinzer, Purdue University
Christel Rotthaus, Michigan State University
Sylvia Wiegand*, University of Nebraska
(935-13-143)
-
10:30 a.m.
Deviations of local homomorphisms and finiteness of Andr\'e-Quillen homology.
Luchezar L. Avramov*, Purdue University
(935-13-189)
-
Sunday September 13, 1998, 8:00 a.m.-10:50 a.m.
Special Session on Algebraic Combinatorics: Association Schemes and Related Topics, III
Room 8005, DePaul Center
Organizers:
Sung Yell Song, Iowa State University sung@math.iastate.edu
-
8:00 a.m.
Bose-Mesner automorphisms and sub-schemes.
Chris D Godsil*, University of Waterloo
(935-05-67)
-
8:30 a.m.
Character Products and $Q$-Polynomial Group Association Schemes.
Hiroshi Suzuki*, Department of Mathematics, International Christian University
(935-05-85)
-
9:00 a.m.
Integral table algebras and commutative association schemes with a nonsymmetric relation of valency 3.
Harvey I. Blau*, Northern Illinois University
(935-05-70)
-
9:30 a.m.
Some Remarks on a Regular Thin Near 7-Gon.
Andrew J Woldar*, Villanova University
(935-05-187)
-
10:00 a.m.
Generalized classes in association schemes: arithmetic properties and a dual of a result of Burnside.
Kenneth W Johnson*, Penn state University, Abington College
Eirini Poimenidou, New College of the University of South Florida.
(935-05-109)
-
10:30 a.m.
Superscheme Classes, Burnside Algebras, and Speed's Orbit Problem.
Jonathan D. H. Smith*, Iowa State University
(935-05-108)
-
Sunday September 13, 1998, 8:00 a.m.-11:00 a.m.
Exhibit and Book Sale
Lobby (8th floor), Lewis Center
-
Sunday September 13, 1998, 8:20 a.m.-10:50 a.m.
Special Session on Rigidity in Geometry and Dynamics, III
Room 1008, Lewis Center
Organizers:
Steven E Hurder, University of Illinois at Chicago hurder@uic.edu
Ralf J. Spatzier, University of Michigan spatzier@math.lsa.umich.edu
-
9:00 a.m.
Rigidity of weakly hyperbolic actions of higher real rank semisimple Lie groups and their lattices .
Gregory A. Margulis*, Yale University
Nantian Qian, Yale University
(935-58-88)
-
10:00 a.m.
Some applications of the SL(2,R) action on Teichmuller space.
Alex Eskin*, University of Chicago
(935-22-233)
-
10:30 a.m.
On the asymptotic geometry of abelian-by-cylic groups.
Benson Farb*, University of Chicago
Lee Mosher, Rutgers University, Newark
(935-20-222)
-
Sunday September 13, 1998, 8:30 a.m.-10:50 a.m.
Special Session on Stochastic Analysis, III
Room 8009, DePaul Center
Organizers:
Richard B. Sowers, University of Illinois-Urbana r-sowers@math.uiuc.edu
Elton P. Hsu, Northwestern University elton@math.nwu.edu
-
8:30 a.m.
A class of multi-scale processes and their phase changes with time.
Rabi Bhattacharya*, Indiana University
(935-60-99)
-
9:00 a.m.
On the mixing rate of the Lagrangian velocity field .
Craig L Zirbel*, Bowling Green State University
(935-60-102)
-
9:30 a.m.
Homogenization for Hamilton-Jacobi PDEs with random Hamiltonian.
Fraydoun Rezakhanlou*, UC Berkeley
(935-60-226)
-
10:00 a.m.
Yang-Mills fields and random holonomy in small geodesic balls.
Robert O Bauer*, Georgia Institute of Technology
(935-60-57)
-
10:30 a.m.
Anisotropic Stochastic Growth Models on Trees .
Steven P Lalley*, Purdue University
(935-60-120)
-
Sunday September 13, 1998, 8:30 a.m.-10:50 a.m.
Special Session on Topics in Mathematics and Curriculum Reform, III
Room 8012, DePaul Center
Organizers:
Richard J Maher, Loyola University Chicago rjm@math.luc.edu
-
8:30 a.m.
Exactly What Parts Of The Sky Are Falling?
Richard J Maher*, Loyola University Chicago
(935-98-124)
-
9:00 a.m.
Quantitative Reasoning: A New Math Course for a New Century.
Carolyn Narasimhan, DePaul University
David Jabon*, DePaul University
(935-98-49)
-
9:30 a.m.
The Role of the History of Mathematics in the Reform Movement.
Herbert E. Kasube*, Bradley University
(935-98-37)
-
10:00 a.m.
A geometry course for prospective secondary school teachers.
Jeff Connor*, Ohio University
Barbara Grover, Ohio University
(935-98-20)
-
10:30 a.m.
Curricular Options for Undergraduate Topology.
Stephan C. Carlson*, Rose-Hulman Inst. of Tech.
(935-98-62)
-
Sunday September 13, 1998, 8:30 a.m.-10:50 a.m.
Special Session on Ergodic Theory and Topological Dynamics, III
Room 1007, Lewis Center
Organizers:
Roger L. Jones, DePaul University rjones@condor.depaul.edu
Randall McCutcheon, Wesleyan College cutch@claude.math.wesleyan.edu
-
8:30 a.m.
Differential and ergodic transforms.
Roger L. Jones*, DePaul University
Joseph Rosenblatt, University of Illinois at Urbana
(935-26-38)
-
9:00 a.m.
Multiple mixing for rank one group actions.
Andres del Junco*, University of Toronto
Reem Yassawi, McGill University
(935-28-78)
-
10:00 a.m.
Even Kakutani Equivalence via $\vec\alpha$ and $\vec\beta$ equivalences in two dimensions.
Kyewon Koh Park, Ajou University
Ay\c se A. \c Sahin*, North Dakota State University
(935-28-164)
-
10:30 a.m.
Coboundaries for commuting transformations.
Isaac Kornfeld*, North Dakota State University
(935-28-151)
-
Sunday September 13, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Algebraic Coding, III
Room 8014, DePaul Center
Organizers:
William C. Huffman, Loyola University of Chicago wch@math.luc.edu
Vera S. Pless, University of Illinois at Chicago pless@math.uic.edu
-
9:00 a.m.
An application of semigroup rings to coding theory.
Jay A. Wood*, Purdue University Calumet
(935-94-110)
-
9:30 a.m.
Type II codes over finite rings and finite abelian groups, and an application to hermitian modular forms.
Eiichi Bannai*, Kyushu University
(935-05-154)
-
10:00 a.m.
Codes over F2+uF2: a survey.
Patrick Solé*, CNRS, I3S
(935-05-81)
-
10:30 a.m.
The weight distribution of the quaternary Kasami code.
Tor Helleseth*, University of Bergen, Norway
P Vijay Kumar, University of Southern California
Halvard Martinsen, University of Bergen, Norway
Odd Narve Vassbakk, University of Bergen, Norway
(935-94-182)
-
Sunday September 13, 1998, 9:00 a.m.-10:40 a.m.
Special Session on K-Theory and Motivic Cohomology, III
Room 1114, Lewis Center
Organizers:
Kevin Knudson, Northwestern University knudson@math.nwu.edu
Mark Walker, University of Nebraska-Lincoln mwalker@math.unl.edu
-
9:00 a.m.
$K$-theory of complex varieties.
Claudio Pedrini, Universita di Genova
Charles A. Weibel*, Rutgers University
(935-19-173)
-
10:00 a.m.
On the category of mixed elliptic motives.
Owen Patashnick*, University of Chicago
(935-14-228)
-
Sunday September 13, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Complexity of Geometric Structures on Manifolds, II
Room 1006, Lewis Center
Organizers:
Melvin G. Rothenberg, University of Chicago mel@math.uchicago.edu
Shmuel A. Weinberger, University of Chicago shmuel@math.uchicago.edu
-
9:00 a.m.
Algorithmic aspects of some topological problems.
Alexander Nabutovsky, Univeristy of Toronto
Shmuel Weinberger*, University of Chicago
(935-57-73)
-
9:30 a.m.
Variational problems for Riemannian functionals and arithmetic groups.
Alexander Nabutovsky*, University of Toronto
Shmuel Weinberger, University of Chicago
(935-53-42)
-
10:00 a.m.
Towers of Coverings and $L^2$ Invariants.
Bryan F. Clair*, CUNY Graduate Center
(935-58-170)
-
10:30 a.m.
The Minimal Genus Problem in a Symplectic Four-Manifold .
Peter S Ozsvath*, IAS
Zoltan Szabo, Princeton University
(935-57-46)
-
Sunday September 13, 1998, 9:00 a.m.-10:45 a.m.
Special Session on Complex Dynamics, III
Room 1405, Lewis Center
Organizers:
Shmuel Friedland, University of Illinois at Chicago friedlan@uic.edu
-
9:00 a.m.
Siegel groups in dimension three.
Pedro J Freitas, University of Illinois at Chicago
Shmuel Friedland*, University of Illinois at Chicago
(935-32-147)
-
10:00 a.m.
Friedland's entropy for commuting maps.
William Geller*, Indiana U.-Purdue U. Indpls.
Mark Pollicott, Manchester University
(935-58-227)
-
Sunday September 13, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Number Theory, III
Room 1536, Lewis Center
Organizers:
Jeremy T Teitelbaum, University of Illinois at Chicago jeremy@math.uic.edu
Yuri Tschinkel, University of Illinois at Chicago yuri@math.uic.edu
-
9:00 a.m.
Deformations of three dimensional Galois representations.
Darrin M Doud*, University of Illinois
(935-11-184)
-
9:30 a.m.
Galois actions on trees.
Nigel Boston*, University of Illinois
(935-11-140)
-
10:00 a.m.
Steinberg Bundles.
Jeremy T Teitelbaum*, U of I Chicago
(935-11-162)
-
10:30 a.m.
Some Examples of Algebraic Modular Forms.
David Pollack*, The Ohio State University
Joshua Lansky, University of Rochester
(935-11-178)
-
Sunday September 13, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Orthogonal Polynomial Series, Summability and Conjugates, II
Room 1410, Lewis Center
Organizers:
Calixto P. Calderon, University of Illinois at Chicago cpc@uic.edu
Luis A. Caffarelli, University of Texas at Austin caffarel@math.utexas.edu
-
Sunday September 13, 1998, 9:00 a.m.-10:40 a.m.
Special Session on Algebraic Geometry and Mirror Symmetry, III
Room 1109, Lewis Center
Organizers:
Ezra Getzler, Northwestern University getzler@math.nwu.edu
Mikhail Kapranov, Northwestern University kapranov@math.nwu.edu
Sheldon Katz, Oklahoma State University katz@math.okstate.edu
-
9:00 a.m.
Higher products on elliptic curves.
Alexander Polishchuk*, Harvard University
(935-14-76)
-
10:00 a.m.
Chern classes and periods of mirrors.
Anatoly Libgober*, University of Illinois at Chicago
(935-14-148)
-
Sunday September 13, 1998, 9:00 a.m.-10:50 a.m.
Special Session on Nonlinear Partial Differential Equations, III
Room 1014, Lewis Center
Organizers:
Gui-Qiang Chen, Northwestern University gqchen@math.nwu.edu
Konstantina Trivisa, Northwestern University trivisa@math.nwu.edu
-
9:00 a.m.
Shock Waves , General Relativity, and Astrophysics.
Joel A Smoller*, University of Michigan
(935-35-87)
-
9:30 a.m.
Boundary formation in linear elasticity.
Michael Renardy*, Virginia Tech
David L Russell, Virginia Tech
(935-35-89)
-
10:00 a.m.
Macroscopic Dynamics of Electrorheological Suspensions.
Markos A. Katsoulakis*, University of Massachusetts
Fernando Reitich, University of Minnesota
(935-35-216)
-
10:30 a.m.
Liouville theorems for the degenerate Laplace equations and their applications.
James Serrin, School of Mathematics, University of Minnesota
Henghui Zou*, Department of Mathematics, University of Alabama at Birmingham
(935-35-211)
-
Sunday September 13, 1998, 9:30 a.m.-10:50 a.m.
Special Session on Fourier Analysis, III
Room 1312, Lewis Center
Organizers:
Marshall Ash, DePaul University mash@math.depaul.edu
Mark A. Pinsky, Northwestern University pinsky@math.nwu.edu
-
9:30 a.m.
The Gibbs(-Wilbraham) Phenomenon-A brief Update, Filtering and Bounds for Some Wavelets Expansion. Preliminary report.
Abdul J. Jerri*, Clarkson University
(935-42-139)
-
10:30 a.m.
Geometric Transplantation Formulas for Spherical Functions.
William O. Bray*, University of Maine
(935-42-136)
-
Sunday September 13, 1998, 11:00 a.m.-11:50 a.m.
Invited Address
Number theory, combinatorics and ergodic theorems along polynomials
Room 241, Lewis Center
Vitaly Bergelson*, Ohio State University
-
Sunday September 13, 1998, 1:30 p.m.-2:20 p.m.
Invited Address
The mathematics and physics of mirror symmetry
Room 241, Lewis Center
Sheldon Katz*, Oklahoma State University
-
Sunday September 13, 1998, 3:00 p.m.-4:20 p.m.
Special Session on Algebraic Coding, IV
Room 8014, DePaul Center
Organizers:
William C. Huffman, Loyola University of Chicago wch@math.luc.edu
Vera S. Pless, University of Illinois at Chicago pless@math.uic.edu
-
3:00 p.m.
Recent progress in the algebraic-geometric approach to codes over rings.
Judy L Walker*, University of Nebraska
(935-94-219)
-
3:30 p.m.
Optimal binary linear codes obtained from regular partitions of vector spaces.
David B Jaffe*, Univ. of Nebraska - Lincoln
(935-94-206)
-
4:00 p.m.
On the classification of even extremal formally self-dual codes .
Joe E. Fields, University of Illinois at Chicago
Philippe Gaborit*, INRIA - University of Illinois at Chicago
William C. Huffman, Loyola University
Vera Pless, University of Illinois at Chicago
(935-05-130)
-
Sunday September 13, 1998, 3:00 p.m.-5:40 p.m.
Special Session on K-Theory and Motivic Cohomology, IV
Room 1114, Lewis Center
Organizers:
Kevin Knudson, Northwestern University knudson@math.nwu.edu
Mark Walker, University of Nebraska-Lincoln mwalker@math.unl.edu
-
3:00 p.m.
The Chow ring and motivic cohomology of classifying spaces .
Burt Totaro*, University of Chicago
(935-19-174)
-
4:00 p.m.
A conjecture of Deline on one-motives.
Niranjan Ramachandran*, University of Michigan
(935-19-213)
-
5:00 p.m.
An explicit description of the Dennis trace map.
Miriam Ruth Kantorovitz*, University of Illinois at Urbana-Champaign
Claudia Miller, University of Michigan
(935-19-150)
-
Sunday September 13, 1998, 3:00 p.m.-4:20 p.m.
Special Session on Fourier Analysis, IV
Room 1312, Lewis Center
Organizers:
Marshall Ash, DePaul University mash@math.depaul.edu
Mark A. Pinsky, Northwestern University pinsky@math.nwu.edu
-
3:00 p.m.
The harmonic analysis of a hypergroup depends on its center.
Alan L Schwartz*, University of Missouri-St. Louis
Olivier Gebuhrer, Universite Louis Pasteur, Strasbourg, France
(935-43-21)
-
3:30 p.m.
On Sobolev spaces of fractional order and $\varepsilon$-families of operators on spaces of homogeneous type.
A. E. Gatto, DePaul University
S. V\'{a}gi*, DePaul University
(935-42-192)
-
4:00 p.m.
Weak type estimates for cone multipliers on $H^{p}$ spaces, $p < 1$.
Sunggeum Hong*, University of Wisconsin-Madison
(935-42-40)
-
Sunday September 13, 1998, 3:00 p.m.-4:20 p.m.
Special Session on Complexity of Geometric Structures on Manifolds, III
Room 1006, Lewis Center
Organizers:
Melvin G. Rothenberg, University of Chicago mel@math.uchicago.edu
Shmuel A. Weinberger, University of Chicago shmuel@math.uchicago.edu
-
3:00 p.m.
Cyclic surgery, degrees of maps of character curves, and volume rigidity for hyperbolic manifolds.
Nathan M. Dunfield*, University of Chicago
(935-57-71)
-
3:30 p.m.
Small Dehn Surgeries, Part II.
Steve Boyer, UQAM, Montreal, Canada
Marc Culler*, UIC, Chicago, IL
Peter B Shalen, UIC, Chicago, IL
Xingru Zhang, SUNY, Buffalo, NY
(935-57-105)
-
4:00 p.m.
Small Dehn Fillings, I.
Steven P. Boyer, University of Quebec at Montreal
Marc Culler, University of Illinois at Chicago
Peter B Shalen*, University of Illinois at Chicago
Xingru Zhang, Oklahoma State University
(935-57-103)
-
Sunday September 13, 1998, 3:00 p.m.-4:50 p.m.
Special Session on Ergodic Theory and Topological Dynamics, IV
Room 1007, Lewis Center
Organizers:
Roger L. Jones, DePaul University rjones@condor.depaul.edu
Randall McCutcheon, Wesleyan College cutch@claude.math.wesleyan.edu
-
3:00 p.m.
Processes which are one sidedly isomorphic to a Bernoulli shift.
Christopher E Hoffman*, University of Maryland
(935-28-72)
-
3:30 p.m.
$T,T^{-1}$ is not standard.
Deborah W Heicklen*, Berkeley
Christopher E Hoffman, University of Maryland
(935-28-83)
-
4:00 p.m.
Uncommon Types of Mixing.
Terrence M Adams*, Rhode Island College
(935-28-194)
-
4:30 p.m.
Weakly mixing of all orders along generalized polynomials.
Inger Johanne H\aa land*, Agder College, Norway
(935-28-201)
-
Sunday September 13, 1998, 3:00 p.m.-3:45 p.m.
Special Session on Complex Dynamics, IV
Room 1405, Lewis Center
Organizers:
Shmuel Friedland, University of Illinois at Chicago friedlan@uic.edu
-
3:00 p.m.
Translation invariant Julia sets.
David A Boyd*, Purdue University
(935-30-171)
-
Sunday September 13, 1998, 3:00 p.m.-4:50 p.m.
Special Session on Number Theory, IV
Room 1536, Lewis Center
Organizers:
Jeremy T Teitelbaum, University of Illinois at Chicago jeremy@math.uic.edu
Yuri Tschinkel, University of Illinois at Chicago yuri@math.uic.edu
-
3:00 p.m.
Equivariant Tamagawa Numbers.
Matthias Flach*, Caltech
David Burns, King's College
(935-06-65)
-
3:30 p.m.
ABC inequalities for some moduli spaces of log general type .
Minhyong Kim*, University of Arizona
(935-11-36)
-
4:00 p.m.
A bound on elliptic curves with exceptional primes.
David R. Grant*, University of Colorado at Boulder
(935-11-66)
-
4:30 p.m.
Semistable reduction in characteristic 0.
Dan Abramovich*, Boston University
Kalle Karu, Boston University
(935-14-54)
-
Sunday September 13, 1998, 3:00 p.m.-6:00 p.m.
Special Session on Rigidity in Geometry and Dynamics, IV
Room 1008, Lewis Center
Organizers:
Steven E Hurder, University of Illinois at Chicago hurder@uic.edu
Ralf J. Spatzier, University of Michigan spatzier@math.lsa.umich.edu
-
3:00 p.m.
Ergodicity of skew products.
Keith Burns*, Northwestern University
Amie Wilkinson, Northwestern University
(935-58-137)
-
3:30 p.m.
Fundamental groups of compact manifolds and symmetric geometry of noncompact type.
Alberto Candel, California Institute of Technology
Raul Quiroga*, CINVESTAV-IPN
(935-53-175)
-
4:00 p.m.
Finiteness and rigidity for complete Kahler manifolds.
Mohan Ramachandran*, SUNY at Buffalo
(935-58-215)
-
4:30 p.m.
Cartan geometries and superrigidity.
Renato Feres*, Washington University, St. Louis
(935-53-161)
-
5:00 p.m.
Cartan decomposition subgroups and compact quotients of SO(2,n)/H.
Hee Oh*, University of Chicago
Dave Witte, Oklahoma State University
(935-22-231)
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5:30 p.m.
Asymptotics for the number of saddle connections for a quadratic differential.
Howard Masur*, University of Illinois at Chicago
(935-22-240)
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Sunday September 13, 1998, 3:00 p.m.-5:50 p.m.
Special Session on Algebraic Combinatorics: Association Schemes and Related Topics, IV
Room 8005, DePaul Center
Organizers:
Sung Yell Song, Iowa State University sung@math.iastate.edu
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3:00 p.m.
Leonard systems and the q-Racah polynomials.
Paul M Terwilliger*, Math Dept. University of Wisconsin, Madison, WI
(935-05-225)
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3:30 p.m.
Tight distance-regular graphs.
Aleksandar Juri\v{s}i\'{c}*, IMFM
Jack Koolen, University of Eindhoven
Paul Terwilliger, University of Wisconsin
(935-05-159)
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4:00 p.m.
The Terwilliger Algebra of the Hypercube $Q_D$.
Junie T. Go*, University of Wisconsin-Madison
(935-05-186)
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4:30 p.m.
A Generalization of the Terwilliger Algebra .
Eric S Egge*, University of Wisconsin at Madison
(935-05-158)
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5:00 p.m.
Tiling the integers with translates of one finite set.
Aaron D. Meyerowitz*, Florida Atlantic University
Ethan M. Coven, Wesleyan University
(935-05-223)
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5:30 p.m.
On wreath product of commutative association schemes.
Sung-Yell Song*, Iowa State University
(935-05-157)
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Sunday September 13, 1998, 3:00 p.m.-6:20 p.m.
Special Session on Nonlinear Partial Differential Equations.
Room 1014, Lewis Center
Organizers:
Gui-Qiang Chen, Northwestern University gqchen@math.nwu.edu
Konstantina Trivisa, Northwestern University trivisa@math.nwu.edu
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3:00 p.m.
Large amplitude nonlinear acoustic waves without shocks.
Rodolfo R Rosales*, MIT
(935-35-209)
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3:30 p.m.
The Onset of Chaos in Vortex Sheet Roll-Up.
Robert Krasny*, University of Michigan
Monika Nitsche, Tufts University
(935-76-107)
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4:00 p.m.
Continuum mechanics, exterior calculus, and hyperelasticity.
David H Wagner*, University of Houston
(935-73-217)
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4:30 p.m.
Mathematical Modeling of Frontal Polymerization.
Vladimir A Volpert*, Northwestern University
(935-35-200)
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5:00 p.m.
Interface Dynamics in Microstructure Evolution .
Qing Nie*, Dept. of Math. , U. of Chicago
(935-65-212)
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5:30 p.m.
A Unified Construction of Variational Methods for the Nonlinear Schr\"odinger Equation.
Alexander L. Zubarev*, Department of Physics, Purdue University, West Lafayette, IN 47907
Yeong E. Kim, Department of Physics, Purdue University, West Lafayette, IN 47907-1397
(935-82-50)
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6:00 p.m.
Blow-up of Solutions to Semilinear Wave Equations in High Space Dimensions.
Hengli Jiao*, Jackson
(935-35-153)
Inquiries: meet@ams.org
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