AMS Sectional Meeting Full Program
Current as of Tuesday, April 12, 2005 15:10:34
2003 Fall Southeastern Section Meeting
Chapel Hill, NC, October 2425, 2003
Meeting #991
Associate secretaries: John L Bryant, AMS bryant@math.fsu.edu
Friday October 24, 2003

Friday October 24, 2003, 7:30 a.m.4:30 p.m.
Meeting Registration
Room 220, Phillips Hall 
Friday October 24, 2003, 7:30 a.m.4:30 p.m.
Exhibit and Book Sale
Room 224, Phillips Hall 
Friday October 24, 2003, 8:30 a.m.10:50 a.m.
Special Session on Knots, Links, and Embedded Graphs, I
Room 304, Dey Hall
Organizers:
Joel S. Foisy, SUNY at Potsdam foisyjs@potsdam.edu
Erica L. Flapan, Pomona College elf04747@pomona.edu

8:30 a.m.
Total Curvature and Packing of Knots.
Jonathan K Simon*, University of Iowa
Gregory R Buck, St. Anselm College
(99157152) 
9:00 a.m.
Polygonal Cable Links.
Rollie Trapp*, California State University, San Bernardino
(99157243) 
9:30 a.m.
Tying Knots with Stiff Rope.
Eric J Rawdon*, Duquesne University
Greg Buck, St. Anselm College
(99157215) 
10:00 a.m.
Regular and Almost Regular Stick Numbers of Knots.
Timothy D Comar*, Benedictine University
Jessica M Tyrus, Benedictine University
(9915730) 
10:30 a.m.
Tangle Solutions for a Family of DNARearranging Proteins.
Dorothy Buck*, Brown University
(99157194)

8:30 a.m.

Friday October 24, 2003, 8:30 a.m.10:50 a.m.
Special Session on Group Cohomology in Algebra and Geometry, I
Room 308, Hanes Hall
Organizers:
Richard M. Hain, Duke University hain@math.duke.edu
Kevin P. Knudson, Mississippi State University knudson@math.msstate.edu

8:30 a.m.
Rigid relations in mapping class groups.
Dan Margalit*, University of Utah
(99120210) 
9:00 a.m.
Real vector bundles obtained from representations of pure braid groups, and fundamental groups of complex hyperplane complements.
F. R. Cohen*, University of Rochester
A. Adem, University of Wisconsin, Madison
D. C. Cohen, Louisiana State University
(99155196) 
9:30 a.m.
Cohomology of the boundary of a line arrangement.
Daniel C. Cohen*, Louisiana State University
Alexander I. Suciu, Northeastern University
(99132134) 
10:00 a.m.
Euler Classes and Group Actions.
A Adem*, University of Wisconsin
(99155172) 
10:30 a.m.
Koszul Duality and Graph Cohomology.
T G Goodwillie, Brown University
K Igusa*, Brandeis University
(99118175)

8:30 a.m.

Friday October 24, 2003, 8:30 a.m.10:50 a.m.
Special Session on Association Schemes: 19732003, I
Room 309, Gardner Hall
Organizers:
William J. Martin, Worcester Polytechnic Institute martin@wpi.edu
Dijen K. RayChaudhuri, Ohio State University dijen@math.ohiostate.edu

8:30 a.m.
Tridiagonal pairs and the quantum affine algebra $U_q({\widehat {sl}}_2)$.
Paul M Terwilliger*, University of Wisconsin
Tatsuro Ito, Kanazawa University
(9910558) 
9:00 a.m.
Taut distanceregular graphs of even diameter.
Mark S MacLean*, University of North Carolina at Asheville
(99105197) 
9:30 a.m.
The Terwilliger algebra of a distanceregular graph that supports a spin model.
John S Caughman*, Portland State University
Nadine Wolff, University of British Columbia
(99105283) 
10:00 a.m.
Modular Leonard triples.
Brian W Curtin*, University of South Florida
(9911567) 
10:30 a.m.
TypeII matrices, fourweight spin models and Nomura algebras.
Ada Chan*, California Institute of Technology
(99105238)

8:30 a.m.

Friday October 24, 2003, 8:30 a.m.10:50 a.m.
Special Session on Linear Operators on Function Spaces, I
Room 308, Gardner Hall
Organizers:
Nathan S. Feldman, Washington and Lee University feldmanN@wlu.edu
William T. Ross, University of Richmond wross@richmond.edu

8:30 a.m.
Radial Sets Whose Blaschke Sequences are ${\cal D}$Zero Sets.
Boris Korenblum*, University at Albany, SUNY
(99130138) 
9:00 a.m.
LinearFractional Composition Operators.
Barbara D MacCluer*, University of Virginia
Rachel Weir, University of Virginia
(9914763) 
9:30 a.m.
Conditional Expectation and the Bergman Projection.
Brent Carswell*, Union College
Michael Stessin, University at Albany
(99147229) 
10:00 a.m.
$C^*$algebras of composition operators.
Michael T Jury*, Purdue University
(99147205) 
10:30 a.m.
The backward shift on the space of Cauchy transforms.
J A Cima*, University of North Carolina, Chapel Hill
W T Ross, University of RIchmond
A Matheson, Lamar University
(9913009)

8:30 a.m.

Friday October 24, 2003, 8:30 a.m.10:50 a.m.
Special Session on Commutative Rings and Monoids, I
Room 215, Phillips Hall
Organizers:
Scott Chapman, Trinity University schapman@trinity.edu

8:30 a.m.
An exceptional class of stable rings.
Bruce M Olberding*, New Mexico State University
(99113158) 
9:00 a.m.
On the FIP property for extensions of commutative rings.
David E Dobbs, University of Tennessee
Bernadette Mullins, Birmingham Southern College
Gabriel Picavet, Universit\'e Blaise Pascal
Martine PicavetL'Hermitte*, Universit\'e Blaise Pascal
(9911338) 
9:30 a.m.
On $\phi$Mori rings.
Ayman Badawi, American University of Sharjah
Thomas G Lucas*, University of North Carolina Charlotte
(99113117) 
10:00 a.m.
Completions, filtrations and ultrapowers of local domains.
Bruce Olberding, New Mexico State University
Serpil Saydam, University of Louisiana at Monroe
Jay Shapiro*, George Mason University
(9911379) 
10:30 a.m.
Extension of the notion of a Prufer domain to rings with zerodivisors.
Sarah Glaz*, University of Connecticut
(99113135)

8:30 a.m.

Friday October 24, 2003, 8:30 a.m.10:50 a.m.
Special Session on Algebras and Their Representations, I
Room 332, Phillips Hall
Organizers:
Edward L. Green, Virginia Polytech Institute & State University green@calvin.math.vt.edu
Ellen E. Kirkman, Wake Forest University kirkman@wfu.edu

8:30 a.m.
Field Algebras.
Bojko Bakalov*, North Carolina State University
Victor G Kac, MIT
(99117207) 
9:00 a.m.
Hilbert series of prime PI algebras.
Jason P Bell*, University of Michigan
(9911645) 
9:30 a.m.
Basic Properties of Generalized DownUp Algebras.
Thomas Cassidy*, Bucknell University
(99116218) 
10:00 a.m.
Representations of Quantum Groups defined over Commutative Rings II: Weakly Hereditary Invariant Forms.
Ben L Cox*, College of Charleston
(99117102) 
10:30 a.m.
On twisted quantum toroidal algebras.
Naihuan Jing*, North Carolina State Univ.
(99117260)

8:30 a.m.

Friday October 24, 2003, 8:30 a.m.10:50 a.m.
Special Session on Mathematical Modeling in Physiology and Medicine, I
Room 305, Dey Hall
Organizers:
Mary Ann Horn, Vanderbilt University horn@math.vanderbilt.edu
Glenn Webb, Vanderbilt University

8:30 a.m.
Modeling hormonal control of the menstrual cycle using a system of delay differential equations.
James F Selgrade*, North Carolina State University
Leona Harris Clark, U.S. Environmental Protection Agency
Paul M Schlosser, CIIT Centers for Health Research
(99192132) 
9:00 a.m.
A Model for the Oscillatory Behavior of Single Dynein Molecules.
Mike Goedecke, North Carolina State University
John Fricks, University of North Carolina
Tim Elston*, University of North Carolina
(99192200) 
9:30 a.m.
Mixture models of cellmatrix mechanics in articular cartilage and alterations with osteoarthritis.
Mansoor A Haider*, North Carolina State University
(99174141) 
10:00 a.m.
A Physiologically Based Pharmacokinetic Model for 4Methylimidazole.
Cammey E. Cole*, Meredith College
(99192123) 
10:30 a.m.
Probability and Neurobiology.
Michael C. Reed*, Duke University
Jacob J. Blum, Duke University
Colleen Mitchell, Boston University
(99192231)

8:30 a.m.

Friday October 24, 2003, 9:00 a.m.10:50 a.m.
Special Session on Group Actions on Curves, I
Room 307, Hanes Hall
Organizers:
Kay Magaard, Wayne State University and University of Florida kaym@math.wayne.edu
Helmut Voelklein, University of Florida helmut@math.ufl.edu

9:00 a.m.
Antecedent Schur multipliers and Frattini extensions of alternating Groups.
Michael D Fried*, UC Irvine and MSU Billings
(9911136) 
9:30 a.m.
On Schur extensions for Modular Towers.
Darren Semmen*, Yorba Linda, CA
(99120262) 
10:00 a.m.
The eighth moment and Larsen's conjecture.
Robert M. Guralnick, University of Southern California
Pham Huu Tiep*, University of Florida
(99120133) 
10:30 a.m.
Computation of Group Actions.
Alexander J Hulpke*, Colorado State University
(9912027)

9:00 a.m.

Friday October 24, 2003, 9:00 a.m.10:50 a.m.
Special Session on Homological Physics, I
Room 106, Gardner Hall
Organizers:
Thomas J. Lada, North Carolina State University lada@math.ncsu.edu
James Stasheff, University of North Carolina at Chapel Hill

9:00 a.m.
What is Cohomological Physics and where is it going?
Jim Stasheff*, UNCCH and UPenn
(9917034) 
9:30 a.m.
Where do homotopy BatalinVilkovisky algebras come from?
Fusun Akman*, Coastal Carolina University
(9911731) 
10:00 a.m.
Finite Dimensional $L_{\infty}$ Algebras.
Marilyn Daily*, North Carolina State University
(9915528) 
10:30 a.m.
Classification of Strongly Homotopy Lie Algebras, Some Finite Dimensional Examples.
Michael Robert Penkava*, University of WisconsinEau Claire
(9911883)

9:00 a.m.

Friday October 24, 2003, 9:00 a.m.10:50 a.m.
Special Session on Banach Algebras and Several Complex Variables, I
Room 307, Gardner Hall
Organizers:
John T. Anderson, College of the Holy Cross anderson@radius.holycross.edu
Alexander J. Izzo, Bowling Green State University aizzo@math.bgsu.edu

9:00 a.m.
Approximation problems on the unit sphere in C2.
John Wermer*, Brown University
(9914681) 
9:30 a.m.
Analytic structures on compact sets.
Evgeny A. Poletsky*, Syracuse University
(99132201) 
10:00 a.m.
What Blaschke Products Do That Interpolating Blaschke Products Can't.
Pamela Gorkin*, Bucknell University
Raymond Mortini, University of Metz
(9914695) 
10:30 a.m.
Local Maximum Sets in Weakly Complete Complex Manifolds.
Zbigniew Slodkowski*, University of Illinois at Chicago
Giuseppe Tomassini, Scuola Normale Superiore, Pisa, Italy
(99132296)

9:00 a.m.

Friday October 24, 2003, 9:00 a.m.10:50 a.m.
Special Session on Multiscale Challenges in Soft Matter Materials, I
Room 381, Phillips Hall
Organizers:
Gregory M. Forest, University of North Carolina forest@amath.unc.edu
Qi Wang, Florida State Univeristy wang@math.fsu.edu
Ruhai Zhou, University of North Carolina ruhai@amath.unc.edu

9:00 a.m.
Theory and simulation of structure formation during flowprocessing of nanocomposite materials.
M Gregory Forest*, University of North Carolina, Chapel Hill
Qi Wang, Florida State University
Hong Zhou, University of California at Santa Cruz
Ruhai Zhou, University of North Carolina, Chapel Hill
(9917657) 
9:30 a.m.
Kinetic theories for nonhomogeneous liquid crystal polymers.
MG Forest, UNC, CH
Q. Wang*, FSU
R. Zhou, UNCCH
(9918250) 
10:00 a.m.
Multiscale stress analysis for heterogeneous media: estimation of over stressed zones and development of macroscopic failure criteria.
Robert P. Lipton*, Louisiana State University
(99174115) 
10:30 a.m.
Numerical Simulations of Flow Structure in Nematic Polymers.
Ruhai Zhou*, University of North Carolina at Chapel Hill
Gregory M. Forest, University of North Carolina at Chapel Hill
Qi Wang, Florida State University
(99176221)

9:00 a.m.

Friday October 24, 2003, 9:00 a.m.10:50 a.m.
Special Session on Mathematical Molecular Biology, I
Room 307, Dey Hall
Organizers:
Dorothy Buck, Brown University dbuck@dam.brown.edu

9:00 a.m.
A Survey of Topological Chirality.
Erica L Flapan*, Pomona College
(99157154) 
9:30 a.m.
3string Tangle Analysis of Mu Transposase.
John Luecke, University of Texas at Austin
Isabel K Darcy*, University of Iowa
Mariel Vazquez, University of California at Berkeley
(99192274) 
10:00 a.m.
A knottheoretic look at the mu transpososome.
John E. Luecke*, University of Texas at Austin
Darcy, University of Iowa
Vasquez, University of California, Berkeley
(99157297) 
10:30 a.m.
Tangle solutions for the Integrase Family of DNArearranging proteins.
Dorothy Buck, Brown Univesity
Cynthia Verjovsky Marcotte*, St. Edward's University
(99192204)

9:00 a.m.

Friday October 24, 2003, 9:00 a.m.10:20 a.m.
Special Session on Current Topics in Optical Communications Systems, I
Room 385, Phillips Hall
Organizers:
Rudy Horne, University of North Carolina rhorne@amath.unc.edu
Tobias Schaefer, University of North Carolina tobiass@amath.unc.edu

9:00 a.m.
Dispersion management for randomly varying optical fibers.
Jamison T. Moeser*, University of Colorado
Mark J. Ablowitz, University of Colorado
(99135233) 
9:30 a.m.
Shedding and interaction of solitons in weakly disordered optical fibers.
Y Chung*, Los Alamos National Laboratory
M Chertkov, Los Alamos National Laboratory
A Dyachenko, Landau Institute for Theoretical Physics
I Gabitov, Los Alamos National Laboratory
I Kolokolov, Landau Institute for Theoretical Physics
V Lebedev, Landau Institute for Theoretical Physics
(99178110) 
10:00 a.m.
Critical broadening of optical pulses: importance sampling applied to a problem exhibiting stochastic resonance.
Richard O. Moore*, Simon Fraser University
Tobias Schaefer, University of North CarolinaChapel Hill
Christopher K. R. T. Jones, University of North CarolinaChapel Hill
(99178280)

9:00 a.m.

Friday October 24, 2003, 11:05 a.m.12:05 p.m.
Invited Address
Welcoming Remarks
Auditorium, Carroll Hall
Scalebased geometry and its role in computer imaging.
Auditorium, Carroll Hall
James N. Damon*, University of North Carolina
(9915101) 
Friday October 24, 2003, 1:30 p.m.2:20 p.m.
Invited Address
Mathematical modeling and challenges in the development of drug resistance.
Auditorium, Carroll Hall
Mary Ann Horn*, Vanderbilt University
(9919203) 
Friday October 24, 2003, 2:30 p.m.5:20 p.m.
Special Session on Group Actions on Curves, II
Room 307, Hanes Hall
Organizers:
Kay Magaard, Wayne State University and University of Florida kaym@math.wayne.edu
Helmut Voelklein, University of Florida helmut@math.ufl.edu

2:30 p.m.
Automorphism groups of modular curves in positive characteristic.
Robert M Guralnick*, University of Southern California
(9911432) 
3:00 p.m.
Coverings of degree 5 from a genus 2 curve to an elliptic curve.
T Shaska*, University of Idaho
(9911421) 
3:30 p.m.
The Full Automorphism Group of a Fermat Curve.
Aaron D Wootton*, University of Arizona
(99120228) 
4:00 p.m.
Automorphisms and moduli of generalized hyperelliptic surfaces.
Anthony Weaver*, BCC of the City University of New York
(99114122) 
4:30 p.m.
Riemann surfaces that possess $8(g+3)$ automorphisms.
Peter Turbek*, Purdue University Calumet
Emilio Bujalance, Universidad UNED
Francisco Javier Cirre, Universidad Uned
(99120258) 
5:00 p.m.
The Number of Genus 2 Covers of an Elliptic Curve.
Ernst Kani*, Queen's University
(99114302)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:20 p.m.
Special Session on Knots, Links, and Embedded Graphs, II
Room 304, Dey Hall
Organizers:
Joel S. Foisy, SUNY at Potsdam foisyjs@potsdam.edu
Erica L. Flapan, Pomona College elf04747@pomona.edu

2:30 p.m.
2irreducibility of spatial graphs.
Fengchun Lei, Harbin Institute of Technology
Kouki Taniyama*, Waseda University
Gengyu Zhang, Harbin Institute of Technology
(99157173) 
3:00 p.m.
Intersection graphs for string links.
Blake Mellor*, Loyola Marymount University
(9915723) 
3:30 p.m.
Musings on Links, Planar Graphs and Plane Curves.
Jeff Johannes*, SUNY Geneseo
(9915782) 
4:00 p.m.
Intrinsically Linked Graphs, Kuratowski Minors, and Embeddings in Surfaces.
Thomas Fleming*, University of California San Diego
(9915784) 
4:30 p.m.
Ends of 4Manifolds.
Sandy Ganzell*, Pomona College
(99157263) 
5:00 p.m.
Minor deformation of graphs preserving achiral embeddability.
Kazuaki Kobayashi*, Tokyo Womans Christian University
(9910535)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.4:50 p.m.
Special Session on Measurable, Complex, and Symbolic Dynamics, I
Room 206, Dey Hall
Organizers:
Jane M. Hawkins, University of North Carolina at Chapel Hill jmh@math.unc.edu
Karl E. Petersen, University of North Carolina at Chapel Hill petersen@email.unc.edu

2:30 p.m.
Symmetries of shifts of finite type.
Daniel S Silver, University of South Alabama
Susan G Williams*, University of South Alabama
(99137281) 
3:00 p.m.
Spectral analysis of substitution sequences in $\mathbb Z^d$.
Natalie Priebe Frank*, Vassar College
(99128289) 
3:30 p.m.
An extension of the Moore and Myhill's GardenofEden Theorem to $Z^2$shifts of finite type.
T. Hamachi*, Kyushu University
(99137267) 
4:00 p.m.
Symbolic dynamics of the restricted collinear 3body problem.
Samuel R Kaplan*, UNC Asheville
Ernesto A Lacomba, Universidad Autonoma Metropolitana, Iztapalapa
Jaume Llibre, Universitat Autonoma de Barcelona
(99170120) 
4:30 p.m.
Rigidity of algebraic $\mathbb{Z}^d$ shift dynamical systems.
Bruce P Kitchens*, SUNY at Stony Brook
(99137198)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:50 p.m.
Special Session on Group Cohomology in Algebra and Geometry, II
Room 308, Hanes Hall
Organizers:
Richard M. Hain, Duke University hain@math.duke.edu
Kevin P. Knudson, Mississippi State University knudson@math.msstate.edu

2:30 p.m.
On bounded cohomology of amalgamated products of groups.
Igor V Erovenko*, University of North Carolina at Greensboro
(9912007) 
3:00 p.m.
Calculations in $H^2(G,Q/Z)$ Made Easy.
Eric S. Brussel*, Emory University
(99116166) 
3:30 p.m.
Introduction to the Rost invariant in Galois cohomology.
Skip Garibaldi*, Emory University
(99111164) 
4:00 p.m.
Ultraproducts and the FriedlanderMilnor conjecture.
Tibor Beke*, University of Michigan
(9912271) 
4:30 p.m.
A conjectural bridge from mod p arithmetic cohomology to characteristic 0.
Avner Ash*, Boston College
(9911118) 
5:00 p.m.
Euler characteristics of arithmetic groups.
Ivan E Horozov*, Brown University
(99111112) 
5:30 p.m.
Vanishing of Some Cohomology Groups and Bounds for the ShafarevichTate Groups of Elliptic Curves.
Byungchul Cha*, Johns Hopkins University
(9911105)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:20 p.m.
Special Session on Association Schemes: 19732003, II
Room 309, Gardner Hall
Organizers:
William J. Martin, Worcester Polytechnic Institute martin@wpi.edu
Dijen K. RayChaudhuri, Ohio State University dijen@math.ohiostate.edu

2:30 p.m.
A survey on the structure theory of association schemes.
PaulHermann Zieschang*, University of Texas at Brownsville
(99120256) 
3:00 p.m.
Amorphic Association Schemes I. From Folklore to Foundation.
Andrew Woldar*, Villanova University
Edwin van Dam, Tilburg University
Mikhail Klin, University of Delaware & BenGurion University
Mikhail Muzychuk, Netanya Academic College
(99105170) 
3:30 p.m.
Amorphic association schemes. II. A positive answer on a question of BarlottiStrambach.
Mikhail H. Klin*, University of Delaware, Newark and BenGurion University of the Negev, Beer Sheva
Aiso Heinze, University of Augsburg
(99105208) 
4:00 p.m.
Decompositions of an Association Scheme.
Sung Yell Song*, Iowa State University
(99105227) 
4:30 p.m.
Some new 3class association schemes.
Jianmin Ma*, Colorado State University
(99105272) 
5:00 p.m.
Discussion

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:20 p.m.
Special Session on Linear Operators on Function Spaces, II
Room 308, Gardner Hall
Organizers:
Nathan S. Feldman, Washington and Lee University feldmanN@wlu.edu
William T. Ross, University of Richmond wross@richmond.edu

2:30 p.m.
On the index of invariant subspaces in spaces of analytic functions in the unit ball of $\Bbb C^d$.
Jim Gleason, University of Tennessee
Stefan Richter*, University of Tennessee
Carl Sundberg, University of Tennessee
(99147146) 
3:00 p.m.
Conjugation, the Backward Shift, and Toeplitz Kernels.
Stephan Ramon Garcia*, U.C. Santa Barbara
(99147107) 
3:30 p.m.
Composition Operators on Uniform Algebras.
Pamela Gorkin*, Bucknell University
Raymond Mortini, University of Metz
(9914794) 
4:00 p.m.
A weakly hypercyclic operator that is not norm hypercyclic.
Kit C Chan*, Bowling Green State University
Rebecca Sanders, Bowling Green State University
(99147109) 
4:30 p.m.
Isolation and Component Structure in Spaces of Composition Operators.
Christopher Hammond*, Connecticut College
Barbara D. MacCluer, University of Virginia
(9914708) 
5:00 p.m.
Remarks Concerning the Index of the Shift.
John R Akeroyd*, University of Arkansas
(9914748)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.4:50 p.m.
Special Session on Nonlinear Wave Phenomena: Stability and Interactions, I
Room 383, Phillips Hall
Organizers:
Christopher Jones, University of North Carolina at Chapel Hill ckrtj@amath.unc.edu
Bjorn Sandstede, The Ohio State University sandstede.1@osu.edu

2:30 p.m.
Pulse Interaction in Damped Hyperbolic Systems.
Keith S Promislow*, Michigan State University
(99135219) 
3:00 p.m.
Interactions of traveling water waves.
C. Eugene Wayne*, Boston University
(99135167) 
3:30 p.m.
A Dynamic Renormalization Approach to SelfSimilar Collapse Type Phenomena.
Panayotis Kevrekidis*, University of Massachusetts
(99135143) 
4:00 p.m.
Absolute instabilities of standing pulses.
Bjorn Sandstede, OhioState University
Arnd Scheel*, University of Minnesota
(99135103) 
4:30 p.m.
Inverse scattering and the linear stability of solitons.
Todd Kapitula*, University of New Mexico
(9913588)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.4:20 p.m.
Special Session on Homological Physics, II
Room 106, Gardner Hall
Organizers:
Thomas J. Lada, North Carolina State University lada@math.ncsu.edu
James Stasheff, University of North Carolina at Chapel Hill

2:30 p.m.
Strongly homotopy Lie algebras and reduction of the ``de Rham complex" of a Lagrangian field theory.
Samer S Ashhab*, North Carolina State University
(9915519) 
3:00 p.m.
The chain extensions of Dalgebras and their applications.
Jining Gao*, North Carolina State University
(9918125) 
3:30 p.m.
Symmetric brace algebras and gauge theory.
Tom Lada*, N. C. State University
(9911826) 
4:00 p.m.
Cohomology of Feynman graphs and Linfinity morphisms.
Lucian M Ionescu*, Illinois State University
(9911812)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:20 p.m.
Special Session on Banach Algebras and Several Complex Variables, II
Room 307, Gardner Hall
Organizers:
John T. Anderson, College of the Holy Cross anderson@radius.holycross.edu
Alexander J. Izzo, Bowling Green State University aizzo@math.bgsu.edu

2:30 p.m.
Interpolation bodies for complex manifolds.
Brian J. Cole*, Brown University
(99130301) 
3:00 p.m.
$L^2$ Sampling and Interpolation on Riemann Surfaces.
Dror Varolin*, UIUC
(99130171) 
3:30 p.m.
H. Bohr's phenomenon and its applications.
Catherine Anne Beneteau, Seton Hall university
Anders Dahlner, University of Lund
Dmitry Khavinson*, University of Arkansas
(9913062) 
4:00 p.m.
Problem Session 
4:30 p.m.
A principle for constructing peak functions.
Gautam Bharali*, University of Michigan
(99146104) 
5:00 p.m.
The geometric characterization of algebraic surfaces that satisfy the strong Phragm\'enLindel\"of condition.
R\"udiger W Braun, HeinrichHeineUniversit\"at
Reinhold Meise, HeinrichHeineUniversit\"at
B A Taylor*, University of Michigan
(9913265)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:50 p.m.
Special Session on Commutative Rings and Monoids, II
Room 215, Phillips Hall
Organizers:
Scott Chapman, Trinity University schapman@trinity.edu

2:30 p.m.
SFT stability via power series extension.
Byung Gyun Kang*, Postech
(99113216) 
3:00 p.m.
On the Ideal generated by the Values of a Polynomial.
JL Chabert*, Universit\'e de Picardie, France
(9911347) 
3:30 p.m.
Planar ZeroDivisor Graphs.
Neal O Smith*, University of Tennessee
(9911366) 
4:00 p.m.
The content of a Gaussian polynomial is invertible.
K Alan Loper*, Ohio State University
Moshe Roitman, University of Haifa
(99113241) 
4:30 p.m.
The minimal generating sets of the multiplicative monoid of a finite commutative ring.
David E Dobbs*, University of Tennessee
Brian C Irick, University of Tennessee
(9911368) 
5:00 p.m.
Integervalued polynomials on matrices.
Sophie Frisch*, TU Graz, Austria
(99113265) 
5:30 p.m.
ZeroDivisor Graphs of Polynomials and Power Series over Commutative Rings.
M. Axtell, Wabash College
J. Coykendall, North Dakota State University
J. Stickles*, University of Evansville
(99113128)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.4:20 p.m.
Special Session on Multiscale Challenges in Soft Matter Materials, II
Room 381, Phillips Hall
Organizers:
Gregory M. Forest, University of North Carolina forest@amath.unc.edu
Qi Wang, Florida State Univeristy wang@math.fsu.edu
Ruhai Zhou, University of North Carolina ruhai@amath.unc.edu

2:30 p.m.
On the Strength of Monodomain Attractors in Sheared Nematic Polymers.
Xiaoyu Zheng*, UNCCH
Gregory M. Forest, UNCCH
Ruhai Zhou, UNCCH
Qi Wang, FSU
(99137155) 
3:00 p.m.
Kinetic simulations of nematic polymers in planar linear flows.
Lingxing Yao*, University of North Carolina at Chapel Hill
Greg Forest, University of North Carolina at Chapel Hill
Qi Wang, Florida State University
Ruhai Zhou, University of North Carolina at Chapel Hill
(99176234) 
3:30 p.m.
2D Stochastic Simulations of Shear Flow of LiquidCrystalline Polymers.
Joohee Lee*, University of North Carolina at Chapel Hill
M.Gregory Forest, University of North Carolina at Chapel Hill
Ruhai Zhou, University of North Carolina at Chapel Hill
(99176151) 
4:00 p.m.
Discussion

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:20 p.m.
Special Session on Algebras and Their Representations, II
Room 332, Phillips Hall
Organizers:
Edward L. Green, Virginia Polytech Institute & State University green@calvin.math.vt.edu
Ellen E. Kirkman, Wake Forest University kirkman@wfu.edu

2:30 p.m.
Admissible sequences and the preprojective component of a quiver.
Mark Kleiner*, Syracuse University
Helene R. Tyler, Manhattan College
(9911676) 
3:00 p.m.
Fixed Subrings of Noetherian Graded Regular Rings.
Ellen Kirkman, Wake Forest University
James Kuzmanovich*, Wake Forest University
(99116157) 
3:30 p.m.
Multiplicative invariants of finite groups.
Martin Lorenz*, Temple University
(99113195) 
4:00 p.m.
Preprojective modules and AuslanderReiten components.
Shiping Liu*, University of Sherbrooke
(99116100) 
4:30 p.m.
Separation of Variables for $U_{q}(\mathfrak{sl}_{n+1})^{+}$.
Samuel Antonio Lopes*, University of Wisconsin  Madison
(9911690) 
5:00 p.m.
Some Morita comparisons of quasihereditary algebras.
Leonard L Scott*, University of Virginia
(99116124)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:50 p.m.
Special Session on Mathematical Modeling in Physiology and Medicine, II
Room 305, Dey Hall
Organizers:
Mary Ann Horn, Vanderbilt University horn@math.vanderbilt.edu
Glenn Webb, Vanderbilt University

2:30 p.m.
Precision of Neural Timing: The Small $\varepsilon$ Limit.
Colleen C Mitchell*, Boston University
(99192277) 
3:00 p.m.
Dynamics of FeedbackRegulated Flow in the Nephrons of the Kidney: Perturbations, Oscillations, and Compensation.
Darren R. Oldson*, Vanderbilt University
Leon C. Moore, SUNY Stony Brook
Harold E. Layton, Duke University
(99192168) 
3:30 p.m.
Irregular Oscillations in Nephron Flow Mediated by Tubuloglomerular Feedback.
Anita T. Layton, University of North Carolina at Chapel Hill
Leon C. Moore, State University of New York at Stony Brook
Harold E. Layton*, Duke University
(99192187) 
4:00 p.m.
Effective Equations Describing Blood Flow in Large and Small Arteries.
Suncica Canic*, University of Houston
(99192113) 
4:30 p.m.
Modeling baroreflex and autoregulation of cerebral blood flow velocity and finger pressure during posture change from sitting to standing.
M S Olufsen*, North Carolina State University
J T Ottesen, Roskilde University
H T Tran, North Carolina State University
V Novak, Beth Israel Deacones Hospital
L A Lipsitz, Harvard Medical School
(99192139) 
5:00 p.m.
Multiphase fluid mechanics in selfdeforming tissues.
Sharon R Lubkin*, NC State University
(9919213) 
5:30 p.m.
The Immune System as a Fluid Organ: anthraxinduced "vortices".
Thomas B Kepler*, Duke University
(99192199)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:20 p.m.
Special Session on Mathematical Molecular Biology, II
Room 307, Dey Hall
Organizers:
Dorothy Buck, Brown University dbuck@dam.brown.edu

2:30 p.m.
Hinged rod models for flexible sites in DNA.
Robert S Manning*, Haverford College
(99192293) 
3:00 p.m.
Discussion 
3:30 p.m.
DNA Mechanics and the Regulation of Lac Operon in E. Coli.
David Swigon*, Rutgers University
Wilma K Olson, Rutgers University
Bernard D Coleman, Rutgers University
(99192232) 
4:00 p.m.
Discussion 
4:30 p.m.
Random Segregation of Minicircles during Replication of Kinetoplast DNA.
Alexander V Vologodskii*, New York University
(99192298) 
5:00 p.m.
Discussion

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.3:50 p.m.
Special Session on Current Topics in Optical Communications Systems, II
Room 385, Phillips Hall
Organizers:
Rudy Horne, University of North Carolina rhorne@amath.unc.edu
Tobias Schaefer, University of North Carolina tobiass@amath.unc.edu

2:30 p.m.
Randomly perturbed Integrable Systems in Optics.
Jared C Bronski*, University of Illinois
(99178286) 
3:00 p.m.
Optical pulse dynamics in nonlinear periodic structures.
Alejandro B Aceves*, The University of New Mexico
Tomas Dohnal, The University of New Mexico
(9917877) 
3:30 p.m.
Nonlinear optics, fibers and photonic crystal fibers new paths for signal processing?
Fiorenzo G Omenetto*, Los Almaos National Laboratory
(99194270)

2:30 p.m.

Friday October 24, 2003, 2:30 p.m.5:20 p.m.
Special Session on Multiscale Fluid Flow: Theory and Computation, I
Room 367, Phillips Hall
Organizers:
Sorin M. Mitran, University of North Carolina mitran@amath.unc.edu
Traian Iliescu, Virginia Tech iliescu@calvin.math.vt.edu

2:30 p.m.
Multidimensional granular flows.
Pierre Gremaud*, North Carolina State University
(99170220) 
3:00 p.m.
Average Behavior of Viscous Instabilities in Miscible Porous Flow.
John Trangenstein*, Duke University
(99176185) 
3:30 p.m.
The small viscosity limit for curved, multidimensional Euler shocks.
Mark Williams*, University of North Carolina
(99176182) 
4:00 p.m.
Scale Similarity/deConvolution Models in LES: Is the closure problem in turbulence modeling solved?
William Layton*, University of Pittsburgh
(99176180) 
4:30 p.m.
Deconvolution LES Models  A Numerical Study.
Traian Iliescu*, Virginia Tech
(99176181) 
5:00 p.m.
A Study of LES Models Using Sensitivity Analysis.
Jeff Borggaard*, Virginia Tech
(99176269)

2:30 p.m.

Friday October 24, 2003, 6:30 p.m.7:30 p.m.
University of North Carolina Mathematics Department Reception
Special Room, Carolina Inn
Saturday October 25, 2003

Saturday October 25, 2003, 8:00 a.m.12:00 p.m.
Meeting Registration
Room 220, Phillips Hall 
Saturday October 25, 2003, 8:00 a.m.10:50 a.m.
Special Session on Group Cohomology in Algebra and Geometry, III
Room 308, Hanes Hall
Organizers:
Richard M. Hain, Duke University hain@math.duke.edu
Kevin P. Knudson, Mississippi State University knudson@math.msstate.edu

8:00 a.m.
Extensions for finite groups of Lie type in the defining characteristic.
Cornelius Pillen*, University of South Alabama
(99120245) 
8:30 a.m.
Exponential maps for good characteristics.
Zongzhu Lin*, Kansas State University
(99120183) 
9:00 a.m.
Rational Schur algebras.
Stephen Doty*, Loyola University Chicago
(99116144) 
9:30 a.m.
Quantum Weyl reciprocity for cohomology.
Brian J Parshall*, University of Virginia
Leonard L. Scott, University of Virginia
(99120136) 
10:00 a.m.
Extensions for Frobenius kernels.
Christopher P Bendel*, University of WisconsinStout
Daniel K Nakano, University of Georgia
Cornelius Pillen, University of South Alabama
(99120114) 
10:30 a.m.
Realization of orbit closures via cohomology and representation theory.
Daniel K. Nakano*, University of Georgia
Toshiyuki Tanisaki, Osaka City University
(9912044)

8:00 a.m.

Saturday October 25, 2003, 8:00 a.m.10:50 a.m.
Special Session on Association Schemes: 19732003, III
Room 309, Gardner Hall
Organizers:
William J. Martin, Worcester Polytechnic Institute martin@wpi.edu
Dijen K. RayChaudhuri, Ohio State University dijen@math.ohiostate.edu

8:00 a.m.
Designs on association schemes.
R. A. Bailey*, Queen Mary, University of London
(9910564) 
8:30 a.m.
Some nonexistence results for partially balanced incomplete block designs.
Malcolm Greig*, Greig Consulting
(99105279) 
9:00 a.m.
Delsarte Polynomial and Designs.
Mohan S. Shrikhande*, Central Michigan University
(9910529) 
9:30 a.m.
Perfect Codes in the Johnson Scheme.
Tuvi Etzion*, Technion
(9910556) 
10:00 a.m.
Inequalities for Association Schemes.
Jin Qian*, General Bandwidth, Inc
Dijen RayChaudhuri, Ohio State University
(9910553) 
10:30 a.m.
Colouring Graphs from Association Schemes.
Chris D Godsil*, University of Waterloo
(99105189)

8:00 a.m.

Saturday October 25, 2003, 8:00 a.m.10:50 a.m.
Special Session on Banach Algebras and Several Complex Variables, III
Room 307, Gardner Hall
Organizers:
John T. Anderson, College of the Holy Cross anderson@radius.holycross.edu
Alexander J. Izzo, Bowling Green State University aizzo@math.bgsu.edu

8:00 a.m.
Geometric conditions which imply compactness of the $\overline{\partial}$Neumann operator.
Emil J Straube*, Texas A&M University
(99132121) 
8:30 a.m.
Global CR Approximation on a Nonrigid Hypersurface Graph in $C^n$.
A Boggess*, Texas A&M University
R Dwilewicz, University of Missouri at Rolla
(9913261) 
9:00 a.m.
Compactness of the $\bar\partial$Neumann operator for Hartogs domains in ${\bf C}^2$.
Michael Christ, University of California, Berkeley
Siqi Fu*, Rutgers UniversityCamden
(99132268) 
9:30 a.m.
Problem Session 
10:00 a.m.
HartogsBochner type extension of CR functions in complex manifolds.
Roman J Dwilewicz*, University of Missouri
(99132159) 
10:30 a.m.
Nonlinear CauchyRiemann Equations and Uniform Algebras.
Richard Francis Basener*, IBM Corporation
(9913272)

8:00 a.m.

Saturday October 25, 2003, 8:00 a.m.10:50 a.m.
Special Session on Commutative Rings and Monoids, III
Room 215, Phillips Hall
Organizers:
Scott Chapman, Trinity University schapman@trinity.edu

8:00 a.m.
Enumerating the elasticities of Krull domains with divisor class group ${\bf Z}_{p^k}$.
Karl M. Kattchee*, University of WisconsinLa Crosse
(99113257) 
8:30 a.m.
On Integral Morphisms.
Jack L Maney*, North Dakota State University
(99113163) 
9:00 a.m.
UFactorizations: Rearrangements and Idealizations.
M. Axtell*, Wabash College
J. Stickles, University of Evansville
S. J. Forman, St. Joseph's University
N. Roermsa, Wabash College
(9911396) 
9:30 a.m.
On local halffactorial orders.
Florian Kainrath*, Universitaet Graz
(99113127) 
10:00 a.m.
Comaximal Factorization of Ideals.
Stephen J McAdam*, University of Texas
Richard G Swan, University of Chicago
(9911369) 
10:30 a.m.
Every positive integer is the Frobenius number of a numerical semigroup with three generators.
J. I. GarciaGarcia*, Universidad de Granada
P. A. GarciaSanchez, Universidad de Granada
J. C. Rosales, Universidad de Granada
(99120212)

8:00 a.m.

Saturday October 25, 2003, 8:00 a.m.10:50 a.m.
Special Session on Mathematical Modeling in Physiology and Medicine, III
Room 305, Dey Hall
Organizers:
Mary Ann Horn, Vanderbilt University horn@math.vanderbilt.edu
Glenn Webb, Vanderbilt University

8:00 a.m.
The Critical Role of Nosocomial Transmission in the Toronto SARS Outbreak.
Glenn F Webb*, Vanderbilt University
(99192137) 
8:30 a.m.
Stability of Steady States and Existence of Traveling Waves in a Vector Disease Model.
Shigui Ruan*, University of Miami and Dalhousie University
Dongmei Xiao, Shanghai Jiaotong University
(99192169) 
9:00 a.m.
Cultural Choices and the Control of HIV.
Keith E Howard*, Kenyon College
(99192149) 
9:30 a.m.
Long Period Oscillations in a $G_{0}$ Model of Hematopoietic Stem Cells.
Laurent PujoMenjouet*, Vanderbilt University, Nashville TN
Samuel Bernard, McGill University, Montreal, Canada
Michael C. Mackey, McGill University
(99134145) 
10:00 a.m.
Optimal Control Applied to CellKill Strategies.
K. Renee Fister*, Murray State University
J. Carl Panetta, St. Jude Children's Research Hospital
(9913410) 
10:30 a.m.
Can "Tunneling" Occur Between CancerFree and Cancerous States? Some PreModeling Speculation.
John A Adam*, Old Dominion University
(9919211)

8:00 a.m.

Saturday October 25, 2003, 8:00 a.m.12:00 p.m.
Exhibit and Book Sale
Room 224, Phillips Hall 
Saturday October 25, 2003, 8:30 a.m.10:50 a.m.
Special Session on Group Actions on Curves, III
Room 307, Hanes Hall
Organizers:
Kay Magaard, Wayne State University and University of Florida kaym@math.wayne.edu
Helmut Voelklein, University of Florida helmut@math.ufl.edu

8:30 a.m.
The Great Theorems of Cameron and Kantor.
Shreeram S Abhyankar*, Purdue University
(9912074) 
9:00 a.m.
A catalog of the loci of curves of low genus.
Kay Magaard, Wayne State University
Sergey Shpectorov*, Bowling Green State University
Helmut Voelklein, University of Florida
(99120303) 
9:30 a.m.
Computing braid group actions.
Juergen Klueners*, University Kassel
(99120223) 
10:00 a.m.
Symmetric and alternating groups as monodromy groups.
Robert Guralnick, University of Southern California
John Shareshian*, Washington University
(99120186) 
10:30 a.m.
Bounding the degree of an exceptional monodromy group of low genus.
Daniel E. Frohardt*, Wayne State University
(99120230)

8:30 a.m.

Saturday October 25, 2003, 8:30 a.m.10:50 a.m.
Special Session on Knots, Links, and Embedded Graphs, III
Room 304, Dey Hall
Organizers:
Joel S. Foisy, SUNY at Potsdam foisyjs@potsdam.edu
Erica L. Flapan, Pomona College elf04747@pomona.edu

8:30 a.m.
Graphs with disjoint links in every spatial embedding.
Anton Michael Dochtermann*, University of Washington
(99154125) 
9:00 a.m.
Intrinsically knotted and linked graphs in 3space.
Erica Flapan, Pomona College
Joel Foisy, SUNY Postdam
Ramin Naimi*, Occidental College
James Pommersheim, Pomona College
(9915752) 
9:30 a.m.
Two families of (minor minimal?) intrinsically knotted graphs.
Joel S Foisy*, SUNY Potsdam
(9915778) 
10:00 a.m.
Delta edgehomotopy on theta curves.
Ryo Nikkuni*, Waseda University
(9915773) 
10:30 a.m.
The size of links in spatial embeddings of graphs.
Brenda Johnson*, Union College
William Johnson, New York, NY
(99155242)

8:30 a.m.

Saturday October 25, 2003, 8:30 a.m.10:20 a.m.
Special Session on Measurable, Complex, and Symbolic Dynamics, II
Room 206, Dey Hall
Organizers:
Jane M. Hawkins, University of North Carolina at Chapel Hill jmh@math.unc.edu
Karl E. Petersen, University of North Carolina at Chapel Hill petersen@email.unc.edu

8:30 a.m.
Rates of convergence and divergence.
Joseph Rosenblatt*, University of Illinois at UrbanaChampaign
(9912860) 
9:00 a.m.
The WienerWintner property for the helical transform.
James T Campbell*, University of Memphis
Michael Lacey, Ga. Institute of Technology
(99137240) 
9:30 a.m.
Polynomial Szemeredi theorem for countable modules over integral domains and finite fields.
Randall G McCutcheon*, University of Memphis
Vitaly Bergelson, Ohio State University
Alexander Leibman, Ohio State University
(99128236) 
10:00 a.m.
On partitions with independent iterates.
Boris Begun, Univ. of Toronto
Andres del Junco*, Univ. of Toronto
(99128165)

8:30 a.m.

Saturday October 25, 2003, 8:30 a.m.10:50 a.m.
Special Session on Linear Operators on Function Spaces, III
Room 308, Gardner Hall
Organizers:
Nathan S. Feldman, Washington and Lee University feldmanN@wlu.edu
William T. Ross, University of Richmond wross@richmond.edu

8:30 a.m.
Uniformly discrete sets and Bergman spaces.
Peter Duren*, University of Michigan
Alexander Schuster, San Francisco State University
Dragan Vukotic, Universidad Autonoma de Madrid
(99130211) 
9:00 a.m.
SelfCommutators of Unbounded Bergman Operators.
Sherwin Kouchekian*, University of South Alabama
James E Thomson, Virginia Tech
(99147162) 
9:30 a.m.
On Carleson embeddings of starinvariant subspaces.
Joseph A Cima, University of North Carolina at Chapel Hill
Alec L Matheson*, Lamar University
(99130140) 
10:00 a.m.
Absolute Equivalence and Dirac Operators of Commuting Tuples of Operators.
Jim Gleason*, University of Tennessee
John B. Conway, National Science Foundation
(9914775) 
10:30 a.m.
Univalent functions, Hardy spaces, and spaces of Dirichlet type.
Albert Baernstein II*, Washington University
Daniel Girela, Universidad de Malaga
Jose Angel Pelaez, Universidad de Malaga
(9913085)

8:30 a.m.

Saturday October 25, 2003, 8:30 a.m.10:50 a.m.
Special Session on Homological Physics, III
Room 106, Gardner Hall
Organizers:
Thomas J. Lada, North Carolina State University lada@math.ncsu.edu
James Stasheff, University of North Carolina at Chapel Hill

8:30 a.m.
Cohomological variational principles and secondary classes.
Ettore Aldrovandi*, Florida State University
(9911822) 
9:00 a.m.
Algebraic structures on generalized strings.
Yuli B Rudyak*, University of Florida
Vladimir V Chernov, Dartmouth College
(9915537) 
9:30 a.m.
Affine linking and winding numbers and the study of front propagation.
Vladimir V Chernov*, Dartmouth College
Yuli B Rudyak, University of Florida, Gainesville
(9915741) 
10:00 a.m.
Topological Amodels on seamed Riemann surfaces.
Lev Rozansky*, University of North Carolina at Chapel Hill
(9911820) 
10:30 a.m.
Discussion and Problems

8:30 a.m.

Saturday October 25, 2003, 8:30 a.m.10:50 a.m.
Special Session on Algebras and Their Representations, III
Room 332, Phillips Hall
Organizers:
Edward L. Green, Virginia Polytech Institute & State University green@calvin.math.vt.edu
Ellen E. Kirkman, Wake Forest University kirkman@wfu.edu

8:30 a.m.
Unipotent Hecke algebras for finite groups of Lie type.
Nathaniel Thiem*, University of WisconsinMadison
(99120222) 
9:00 a.m.
Tensor Product Stabilization in KacMoody Algebras.
Michael Kleber, Brandeis University
Sankaran Viswanath*, U C Berkeley
(99117108) 
9:30 a.m.
Filtrations in semsimple rings and Lie algebras.
Yiftach Barnea, University of Wisconsin
Donald S Passman*, University of Wisconsin
(9911649) 
10:00 a.m.
Finite dimensional representations of invariant differential operators.
Ian M Musson*, University of WisconsinMilwaukee
Sonia L. Rueda, Universidad de Almeria
(9911654) 
10:30 a.m.
Stabilizing the Auslander  Reiten Formula.
Alex Martsinkovsky*, Northeastern University
Idun Reiten, Norwegian University of Science and Technology
(99116209)

8:30 a.m.

Saturday October 25, 2003, 9:00 a.m.10:20 a.m.
Special Session on Nonlinear Wave Phenomena: Stability and Interactions, II
Room 383, Phillips Hall
Organizers:
Christopher Jones, University of North Carolina at Chapel Hill ckrtj@amath.unc.edu
Bjorn Sandstede, The Ohio State University sandstede.1@osu.edu

9:00 a.m.
Existence of Dafermos Profiles for Singular Shocks.
Stephen Schecter*, North Carolina State University
(99135147) 
9:30 a.m.
The small viscosity limit for multidimensional viscous shocks.
Mark Williams*, University of N. Carolina, Chapel Hill, NC
(99135190) 
10:00 a.m.
Energy Decay for the Wave Equations in an Exterior Domain with a Localized Dissipation.
Il Hyo Jung*, University(Pusan National Univ., Assistant Profrssor)
(99135192)

9:00 a.m.

Saturday October 25, 2003, 9:00 a.m.10:50 a.m.
Special Session on Mathematical Molecular Biology, III
Room 307, Dey Hall
Organizers:
Dorothy Buck, Brown University dbuck@dam.brown.edu

9:00 a.m.
Discussion 
9:30 a.m.
BioGeometry.
Herbert Edelsbrunner*, Duke University and Raindrop Geomagic
(99151276) 
10:00 a.m.
Backbone motion by inverse kinematics for protein design.
Jack Snoeyink*, UNC Chapel Hill, Computer Science
Andrew LeaverFay, UNC Chapel Hill, Computer Science
Kimberly Noonan, UNC Chapel Hill, Computer Science
David O'Brien, UNC Chapel Hill, Computer Science
(99168266) 
10:30 a.m.
Comparing Evolutionary Trees.
Katherine St. John*, City University of New York
(99192304)

9:00 a.m.

Saturday October 25, 2003, 9:00 a.m.10:20 a.m.
Special Session on Current Topics in Optical Communications Systems, III
Room 385, Phillips Hall
Organizers:
Rudy Horne, University of North Carolina rhorne@amath.unc.edu
Tobias Schaefer, University of North Carolina tobiass@amath.unc.edu

9:00 a.m.
Interaction of sineGordon solitons with defects.
Roy H. Goodman*, New Jersey Institute of Technology
(9917889) 
9:30 a.m.
Spectral analysis of NLS solitons relative to arbitrary backgrounds.
Radu C Cascaval*, University of Colorado at Colorado Springs
(99135246) 
10:00 a.m.
Bifurcation and instability in coupled nonlinear Schr\"odinger equations.
Russell K. Jackson*, Boston University
(99178156)

9:00 a.m.

Saturday October 25, 2003, 9:00 a.m.10:50 a.m.
Special Session on Multiscale Fluid Flow: Theory and Computation, II
Room 367, Phillips Hall
Organizers:
Sorin M. Mitran, University of North Carolina mitran@amath.unc.edu
Traian Iliescu, Virginia Tech iliescu@calvin.math.vt.edu

9:00 a.m.
Hybrid atomisticcontinuum formulations for gaseous and dense fluid flows.
Nicolas G. Hadjiconstantinou*, Massachusetts Institute of Technology
(99176179) 
9:30 a.m.
Hybrid ParticleContinuum Computation of Nonequilibrium Hypersonic Flows.
Iain D. Boyd*, University of Michigan
WenLan Wang, University of Michigan
(99176178) 
10:00 a.m.
Multiscale Simulation of Micro and NanoFluidics.
Shiyi Chen*, Johns Hopkins University
(99176193) 
10:30 a.m.
Continuum fluid simulations using microscopically computed constitutive laws.
Sorin M. Mitran*, University of North Carolina
(99176184)

9:00 a.m.

Saturday October 25, 2003, 9:00 a.m.10:10 a.m.
Session for Contributed Papers
Room 381, Phillips Hall

9:00 a.m.
Characterization of Hardy/Bergmann spaces, on multiply connected domains, that support compact composition operators.
Abebaw Tadesse*, University Of Pittsburgh
(9914717) 
9:15 a.m.
Semiweakdelta Spaces and Metrizability.
G. R. Hiremath*, UNCP
(9915433) 
9:30 a.m.
On the Critical Number and its Variants.
Michael A Freeze*, University of North Carolina at Wilmington
Jennifer S Eyl, University of North Carolina at Wilmington
(99111295) 
9:45 a.m.
Effects of Nonnormality on Tests for Random Walk Models Using the t Distribution.
Leslie Chandrakantha*, John Jay College
(9916297) 
10:00 a.m.
A simple formulation of the concept of subdivision of a simplicial complex.
Francis D. Lonergan*, Webster, MA
(99155307)

9:00 a.m.

Saturday October 25, 2003, 9:30 a.m.10:50 a.m.
Special Presentation
TA development using case studies: A workshop for faculty. Part I
Room 7, Gardner Hall
Organizers:
Solomon Friedberg, Boston College 
Saturday October 25, 2003, 11:05 a.m.11:55 a.m.
Invited Address
Topological symmetry groups of graphs embedded in the 3sphere.
Auditorium, Carroll Hall
Erica L. Flapan*, Pomona College
(9915702) 
Saturday October 25, 2003, 1:30 p.m.2:20 p.m.
Invited Address
Interactions between group theory and algebraic curves via Riemann's existence theorem.
Auditorium, Carroll Hall
Helmut Voelklein*, University of Florida
(9911404) 
Saturday October 25, 2003, 2:30 p.m.4:50 p.m.
Special Session on Group Actions on Curves, IV
Room 307, Hanes Hall
Organizers:
Kay Magaard, Wayne State University and University of Florida kaym@math.wayne.edu
Helmut Voelklein, University of Florida helmut@math.ufl.edu

2:30 p.m.
Lifting group actions on curves in mixed characteristic.
Ted C Chinburg, University of Pennsylvania
Robert M Guralnick, University of Southern California
David Harbater*, University of Pennsylvania
(99114224) 
3:00 p.m.
Arithmetic of isolated covers of the affine line.
Rachel J Pries*, Colorado State University
(99111160) 
3:30 p.m.
Special loci in moduli of curves with marked points.
Cui Yin*, Lycoming College
(99114305) 
4:00 p.m.
Rational functions with large images over finite fields.
John J Flynn*, Haverford College
(99112300) 
4:30 p.m.
Hyperelliptic curves with $a$number at least two.
Darren B Glass*, Columbia University
Rachel Pries, Colorado State University
(9911124)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.5:20 p.m.
Special Session on Knots, Links, and Embedded Graphs, IV
Room 304, Dey Hall
Organizers:
Joel S. Foisy, SUNY at Potsdam foisyjs@potsdam.edu
Erica L. Flapan, Pomona College elf04747@pomona.edu

2:30 p.m.
Totally geodesic Seifert surfaces in hyperbolic knot and link complements.
Colin C Adams*, Williams College
Eric Schoenfeld, Boston, MA
(99157106) 
3:00 p.m.
3manifolds with planar presentations and the width of satellite knots.
Martin Scharlemann*, U. C. Santa Barbara
Jennifer Schultens, U. C. Davis
(99157148) 
3:30 p.m.
Dihedral covers of twobridge knot complements.
Genevieve S Walsh*, University of Texas at Austin
(99157203) 
4:00 p.m.
Links, Mahler measure and Lehmer's Question.
Daniel S. Silver*, University of South Alabama
Susan G. Williams, University of South Alabama
(99157244) 
4:30 p.m.
Round Brunnian Links.
Hugh Nelson Howards*, Wake Forest University
(99157239) 
5:00 p.m.
Asymptotic Distance: Incompressible Surfaces, Graphs of Intersection and Dehn Filling.
Cynthia Verjovsky Marcotte*, St. Edward's University
(99157206)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.5:20 p.m.
Special Session on Measurable, Complex, and Symbolic Dynamics, III
Room 206, Dey Hall
Organizers:
Jane M. Hawkins, University of North Carolina at Chapel Hill jmh@math.unc.edu
Karl E. Petersen, University of North Carolina at Chapel Hill petersen@email.unc.edu

2:30 p.m.
Connectivity Properties of Julia sets of Weierstrass Elliptic Functions.
Lorelei Koss*, Dickinson College
Jane Hawkins, University of North Carolina at Chapel Hill
(99137188) 
3:00 p.m.
Indecomposable Continua and the Julia Sets of Rational Maps.
John C Mayer*, UAB
(9913006) 
3:30 p.m.
Necessary conditions for the existence of wandering vertices for cubic polynomials.
Alexander Blokh*, UAB, Birmingham, AL
(9913770) 
4:00 p.m.
The simplest branched surface for a foliation (preliminary report).
Sandi L Shields*, College of Charleston
(99157153) 
4:30 p.m.
Mixing on a Class of Rank One Transformations.
Darren Creutz, New York, New York
Cesar E. Silva*, Williams College
(99137287) 
5:00 p.m.
Almost everywhere convergence of modulated onesided Hilbert transform.
Ciprian Demeter*, University of Illinois
(99137261)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.5:30 p.m.
Special Session on Group Cohomology in Algebra and Geometry, IV
Room 308, Hanes Hall
Organizers:
Richard M. Hain, Duke University hain@math.duke.edu
Kevin P. Knudson, Mississippi State University knudson@math.msstate.edu

2:30 p.m.
A rowremoval theorem for the Ext$^1$ quiver of symmetric groups and Schur algebras.
David J Hemmer*, University of Toledo
(99120119) 
3:00 p.m.
The Hopf ring structure of the cohomology of the symmetric groups.
Terrence P Bisson*, Canisius College
Andr\'e Joyal, Universit\'e du Qu\'ebec \`a Montre\'eal
(99155217) 
3:30 p.m.
The Dade Group of Extraspecial pGroups.
Nadia P Mazza*, University of Georgia
(99120235) 
4:00 p.m.
On Nilpotent Ideals in the Cohomology Ring of a Finite Group.
Jonathan N Pakianathan*, University of Rochester
Ergun Yalcin, Bilkent University, Turkey
(99155225) 
4:30 p.m.
Problem Session

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.5:20 p.m.
Special Session on Association Schemes: 19732003, IV
Room 309, Gardner Hall
Organizers:
William J. Martin, Worcester Polytechnic Institute martin@wpi.edu
Dijen K. RayChaudhuri, Ohio State University dijen@math.ohiostate.edu

2:30 p.m.
Open problems related to Association Schemes.
Paul F Camion*, University of Paris 6
(99105150) 
3:00 p.m.
Constructions of Pseudocyclic association schemes.
Henk D L Hollmann, Philips Research Labs
Qing Xiang*, University of Delaware
(99105259) 
3:30 p.m.
Explicit Constructions of Families of LDPC Codes with Girth at Least Six.
Vera Pless*, University of Illinois at Chicago
JonLark Kim, University of Nebraska, Lincoln
Uri Peled, University of Illinois at Chicago
Irina Perepelitsa, University of Illinois at Chicago
(9910599) 
4:00 p.m.
Bounds on Distance Distributions in Codes of Known Size.
Alexei Ashikhmin*, Bell Labs/Lucent Technologies
Gerard Cohen, ENST
Michael Krivelevich, Tel Aviv University
Simon Litsyn, Tel AvivUniversity
(99105273) 
4:30 p.m.
Completely regular binary codes.
Jack H Koolen*, Korean Advanced Institute for Science and Technology
(99105105) 
5:00 p.m.
The biweight enumerator of a binary code and the subconstituent algebra of the hypercube.
William J. Martin*, Worcester Polytechnic Institute
(9910540)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.4:50 p.m.
Special Session on Linear Operators on Function Spaces, IV
Room 308, Gardner Hall
Organizers:
Nathan S. Feldman, Washington and Lee University feldmanN@wlu.edu
William T. Ross, University of Richmond wross@richmond.edu

2:30 p.m.
Nontangential limits in $P^t(\mu)$ spaces.
Alexandru Aleman, Lund University
Stefan Richter, University of Tennessee, Knoxville
Carl Sundberg*, University of Tennessee, Knoxville
(99130161) 
3:00 p.m.
Weighted biharmonic Green functions.
Rachel J Weir*, University of Virginia
(99130129) 
3:30 p.m.
On $C^*$algebras Generated by Subnormal Operators Preliminary Report.
Nathan S Feldman, Washington and Lee University
Paul J McGuire*, Bucknell University
(99147111) 
4:00 p.m.
Composition Operators and Linear Fractional Maps on the Unit Ball.
Alexander E. Richman*, Bucknell University
Carl C. Cowen, Purdue University
(99147214) 
4:30 p.m.
The lambda commutant of a normal operator.
Gabriel T Prajitura*, SUNY Brockport
(99147126)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.4:50 p.m.
Special Session on Banach Algebras and Several Complex Variables, IV
Room 307, Gardner Hall
Organizers:
John T. Anderson, College of the Holy Cross anderson@radius.holycross.edu
Alexander J. Izzo, Bowling Green State University aizzo@math.bgsu.edu

2:30 p.m.
Invitation to Bohr's Theorem.
Harold P Boas*, Texas A&M University
(99132226) 
3:00 p.m.
A ``floating body" approach to Fefferman's surface area.
David E Barrett*, University of Michigan
(99132271) 
3:30 p.m.
Hulls of Nonorientable Surfaces in $C^2$.
John T Anderson*, College of the Holy Cross
(99132131) 
4:00 p.m.
On the algebra of holomorphic functions in a Banach space.
Imre Patyi*, University of California at San Diego
(9913292) 
4:30 p.m.
A RiemannHilbert boundary value problem in {\bf C}$^n$ and an application.
Marshall A Whittlesey*, California State University San Marcos
(99132264)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.5:50 p.m.
Special Session on Commutative Rings and Monoids, IV
Room 215, Phillips Hall
Organizers:
Scott Chapman, Trinity University schapman@trinity.edu

2:30 p.m.
On UMVdomains.
Evan G Houston*, UNC Charlotte
Muhammad Zafrullah, Idaho State University
(99113237) 
3:00 p.m.
Factorizations with successive lengths in onedimensional local domains.
Wolfgang Hassler*, University of Nebraska Lincoln
(9911346) 
3:30 p.m.
Localization with respect to endomorphisms.
Gabriel Picavet*, Universit\'e Blaise Pascal
(9911339) 
4:00 p.m.
Projective presentations of finitely generated modules with large annihilators.
Bruce Olberding, New Mexico State University
A. Serpil Saydam*, University of Louisiana at Monroe
(9911351) 
4:30 p.m.
Unmixedness and the Generalized Principal Ideal Theorem.
Tracy Dawn Hamilton*, California State University Sacramento
(9911355) 
5:00 p.m.
A General Theory Of Splitting Sets.
David F Anderson, University of Tennessee
GyuWhan Chang, Incheon University
Jeanam Park*, Inha University
(99113142) 
5:30 p.m.
Properties of Malmost integrality.
James Coykendall, North Dakota State University
Tridib Dutta*, North Dakota State University
(99113294)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.4:50 p.m.
Special Session on Algebras and Their Representations, IV
Room 332, Phillips Hall
Organizers:
Edward L. Green, Virginia Polytech Institute & State University green@calvin.math.vt.edu
Ellen E. Kirkman, Wake Forest University kirkman@wfu.edu

2:30 p.m.
NonKoszul regular algebras of dimension 4.
James J. Zhang*, University of Washington
(9911693) 
3:00 p.m.
Root multiplicities of the indefinite KacMoody algebras of symplectic type.
Kailash C. Misra, North Carolina State University
Vicky L Williams*, Appalachian State University
(9911798) 
3:30 p.m.
A TwoParameter Chromatic Symmetric Function.
EllisonAnne Williams*, North Carolina State University
(9910543) 
4:00 p.m.
More Quantum~${\mathbb{P}}^3$s with Finitely Many Points, Part~I.
Darin R Stephenson, Hope College, MI
Michaela Vancliff*, University of Texas at Arlington, TX
(99116202) 
4:30 p.m.
More Quantum ${\mathbb{P}}^3$s with Finitely Many Points, Part~II.
Darin R. Stephenson*, Hope College
Michaela Vancliff, University of Texas at Arlington
(99116213)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.4:50 p.m.
Special Session on Mathematical Molecular Biology, IV
Room 307, Dey Hall
Organizers:
Dorothy Buck, Brown University dbuck@dam.brown.edu

2:30 p.m.
Modeling the selforganization of microtubule asters.
Eric N Cytrynbaum*, University of California, Davis
(99192299) 
3:00 p.m.
The NCR circuit: a simple model for genetic regulatory networks.
Konstantin Mischaikow*, Georgia Institute of Technology
(99192130) 
4:00 p.m.
Hamiltonian cycles in Conway's algebraic knots and their implications on rope length.
Claus Ernst*, WKU
Yuanan Diao, UNCC
(99157285) 
4:30 p.m.
Combinatorial Insights Into RNA Secondary Structures.
Christine E. Heitsch*, University of Wisconsin  Madison
(99192275)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.3:50 p.m.
Special Session on Current Topics in Optical Communications Systems, IV
Room 385, Phillips Hall
Organizers:
Rudy Horne, University of North Carolina rhorne@amath.unc.edu
Tobias Schaefer, University of North Carolina tobiass@amath.unc.edu

2:30 p.m.
Effects of perturbations on collisions between optical solitons.
Avner Peleg*, LANL
(9917891) 
3:00 p.m.
Periodicgroupdelay modules in optical fiber communications and collisioninduced timing jitter.
Gino Biondini*, Ohio State University
(9913587) 
3:30 p.m.
Existence and Stability of Short Optical Pulses in a Model of Mixed Type.
N Costanzino*, Brown University and UNC  Chapel Hill
(99135191)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.3:50 p.m.
Special Session on Multiscale Fluid Flow: Theory and Computation, III
Room 367, Phillips Hall
Organizers:
Sorin M. Mitran, University of North Carolina mitran@amath.unc.edu
Traian Iliescu, Virginia Tech iliescu@calvin.math.vt.edu

2:30 p.m.
An Internal Splash: Levitation of Falling Spheres in Stratified Fluids.
Richard M. McLaughlin*, University of North Carolina
Nicole Abaid, University of North Carolina
David Adalsteinsson, University of North Carolina
Akua Aguapong, Hampton University
(99176292) 
3:00 p.m.
Statistics and Structure in Sedimentation.
Peter J. Mucha*, Georgia Institute of Technology
(99176177) 
3:30 p.m.
Passive Scalar Intermittency and Eigenvalue Asymptotics.
Jared C Bronski*, University of Illinois
(99176284)

2:30 p.m.

Saturday October 25, 2003, 2:30 p.m.4:30 p.m.
Special Presentation
TA development using case studies: A workshop for faculty. Part II
Room 7, Gardner Hall
Organizers:
Solomon Friedberg, Boston College