AMS Sectional Meeting Program by Day
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Program 
Deadlines 
Inquiries: meet@ams.org
1995 Central Sectional Meeting
Chicago, IL, March 2425, 1995
Meeting #900
Associate secretaries: Andy R Magid, AMS amagid@ou.edu
Friday March 24, 1995

Friday March 24, 1995, 8:00 a.m.10:50 a.m.
Special Session on Lie Theory, I
Room 8203, DePaul Center

8:00 a.m.
Some recent results on parabolic KazhdanLusztig polynomials.
V. Deodhar*, Indiana University, Bloomington
(90033246)

8:30 a.m.
On automorphisms of quantized enveloping algebras.
Bryan D. Fisher*, University of Oregon
(90016183)

9:00 a.m.
AuslanderReiten quivers of restricted Lie algebras.
Rolf Farnsteiner*, University of Wisconsin, Milwaukee
(9001782)

9:30 a.m.
On induced modules of a finite group of Lie type and its algebraic group.
Cornelius Pillen*, University of South Alabama
(90020187)

10:00 a.m.
Induced representations of vertex operator algebras.
Zongzhu Lin*, Kansas State University
Chongying Dong, University of California, Santa Cruz
(90017203)

10:30 a.m.
Selfextensions of simple modules for groups of Lie type.
J. E. Humphreys*, University of Massachusetts, Amherst
(90020130)

Friday March 24, 1995, 8:30 a.m.10:50 a.m.
Special Session on Codes and Their Applications, I
Room 8204, DePaul Center

8:30 a.m.
Geometric aspects of binary and Z_4linear Kerdock and Preparata codes.
Michael E. Williams*, University of Oregon
(90094240)

9:00 a.m.
Z_4linear codes, Galois rings, and absolutely irreducible polynomials.
Gary M. McGuire*, California Institute of Technology
(9009475)

9:30 a.m.
New codes with the same weight distributions as the Goethals codes and the DelsarteGoethals codes.
Tor Helleseth*, University of Bergen, Norway
P. Vijay Kumar, University of Southern California
A. G. Shanbhag, University of Southern California
(90094209)

10:00 a.m.
An upper bound for Weil exponential sums over Galois rings and applications.
P. Vijay Kumar*, University of Southern California
Tor Helleseth, University of Bergen, Norway
A. R. Calderbank, AT&T Bell Laboratories, Murray Hill, New Jersey
(90094210)

10:30 a.m.
Partialperiod correlations and Vinogradov's method.
Aimo Tiet\v av\v aine*, University of Turku, Finland
(90094134)

Friday March 24, 1995, 8:30 a.m.10:50 a.m.
Special Session on Hopf Algebras and Quantum Groups, I
Room 8002, DePaul Center

8:30 a.m.
Prime ideals in quantum algebras at roots of unity.
Edward S. Letzter*, Texas A & M University, College Station
(90016196)

9:00 a.m.
Links between maximal ideals in quantum function algebras.
Ian M. Musson*, University of Wisconsin, Milwaukee
(90017100)

9:30 a.m.
Irreducible representations of certain finitedimensional pointed Hopf algebras.
David E. Radford*, University of Illinois, Chicago
(90016231)

10:00 a.m.
Some remarks on quotient division rings of quantum groups.
James Zhang*, University of Washington
(90016118)

10:30 a.m.
Pointed ribbon Hopf algebras and their connections with knots invariants.
Shlomi Gelaki*, Ben Gurion University of Negev, Israel
(90016253)

Friday March 24, 1995, 8:30 a.m.10:50 a.m.
Special Session on Ergodic Theory, I
Room 8206, DePaul Center

8:30 a.m.
Random walks with a restricted dimension.
Robert E. Bradley*, Adelphi University
(90060119)

9:00 a.m.
Strong law of large numbers for 2exchangeable random variables.
Nasrollah Etemadi*, University of Illinois, Chicago
Marek W. Kaminski, University of Illinois, Chicago
(90060121)

9:30 a.m.
Weighted ergodic theorems for L_1contractions.
Michael Lin, BenGurion University, Israel
Do\u gan \c C\"omez*, North Dakota State University, Fargo
James H. Olsen, North Dakota State University, Fargo
(9004778)

10:00 a.m.
Pointwise ergodic theorems for radial averages on simple Lie groups II.
Amos Nevo*, Princeton University
(9004251)

10:30 a.m.
Operators with Gaussiandistribution property.
Dzung Minh Ha*, The University of Toronto
(90028132)

Friday March 24, 1995, 8:30 a.m.10:50 a.m.
Special Session on Arithmetic Geometry, I
Room 8005, DePaul Center

8:30 a.m.
\lambdainvariants of elliptic curves with complex multiplication.
John W. Jones*, Arizona State University
Nancy Childress, Arizona State University
(90011137)

9:00 a.m.
ShafarevichTate groups of some constant elliptic curves.
Neil P. Dummigan*, University of Michigan, Ann Arbor
(9001149)

9:30 a.m.
On the growth of pclass groups in pclass field towers.
Farshid Hajir*, California Institute of Technology
(90011170)

10:00 a.m.
Base change killing of elements of Br_2(Q(t)).
JeanFran\c cois Mestre*, University of Paris VII, France
(90011213)

10:30 a.m.
Bounding rational points on curves by descent and the method of Coleman and Chabauty.
William G. McCallum*, University of Arizona
(90011222)

Friday March 24, 1995, 9:00 a.m.10:50 a.m.
Special Session on Periodic and Almost Periodic Solutions of Differential and Functional Equations, I
Room 8209, DePaul Center

9:00 a.m.
Almost periodicity by means of qualitative inequalities.
Constantin Corduneanu*, University of Texas, Arlington
(90034172)

9:30 a.m.
What is a Frechet space?
David P. Dwiggins*, University of Memphis
(9004662)

10:00 a.m.
A boundary value problem for a system of ordinary differential equations with impulse effects.
Paul W. Eloe*, University of Dayton
Johnny L. Henderson, Auburn University, Auburn
(9003406)

10:30 a.m.
Almost periodic solutions and attractivity.
Tetsuo Furumochi*, Shimane University, Japan
T. A. Burton, Southern Illinois University, Carbondale
(9003420)

Friday March 24, 1995, 9:00 a.m.10:50 a.m.
Special Session on Probability and Harmonic Analysis, I
Room 8207, DePaul Center

9:00 a.m.
Large deviations and branching random walks.
Anand N. Vidyashankar*, University of Illinois, Chicago
(90060115)

9:30 a.m.
Norm inequalities for vector valued random series.
Yoram Sagher*, University of Illinois, Chicago
Niandi Xiang, University of Illinois, Chicago
(90060216)

10:00 a.m.
A class of vector valued Walsh series.
Niandi Xiang*, University of Illinois, Chicago
(90042215)

10:30 a.m.
Burgers turbulence and harmonic analysis on Wiener space.
Wojbor A. Woyczynski*, Case Western Reserve University
(9006017)

Friday March 24, 1995, 9:00 a.m.11:00 a.m.
Special Session on Three Manifolds, 6 j Symbols, and Coherent Tensor Operators, I
Room 8208, DePaul Center

9:00 a.m.
Tensor operators.
Jacob Towber*, DePaul University
(9002273)

9:30 a.m.
3j and 6j symbols and orthogonal polynomials.
Richard A. Askey*, University of Wisconsin, Madison
(90033108)

10:20 a.m.
Generators and relations for the affine rings of the connected reductive groups.
Vladimir Popov*, University of Michigan, Ann Arbor
(90020107)

Friday March 24, 1995, 9:00 a.m.10:50 a.m.
Special Session on Rings and Modules, I
Room 8010, DePaul Center

9:00 a.m.
Regularity conditions and the simplicity of prime factor rings.
G. F. Birkenmeier*, University of Southwestern Louisiana
Jin Yong Kim, Kyung Hee University, South Korea
Jae Keol Park, Busan National University, South Korea
(9001608)

9:30 a.m.
Grobner bases and primary decomposition in polynomial rings in one variable over Dedekind domains.
William W. Adams, University of Maryland, College Park
Philippe Loustaunau*, George Mason University
(9001324)

10:00 a.m.
Radicals coinciding on Artinian rings with the Von Neumann radical.
Rainer Mlitz, Technical University of Vienna, Austria
Arthur D. Sands, University of Dundee, Scotland
Richard Wiegandt*, Hungarian Academy of Science, Hungary and University of Southwestern Louisiana
(9001665)

10:30 a.m.
Large FPF rings.
Stanley S. Page*, University of British Columbia
(9001670)

Friday March 24, 1995, 9:00 a.m.10:50 a.m.
Special Session on Extensions and Applications of Harmonic Analysis: Spaces of Homogeneous Type and Wavelet Analysis, I
Room 8205, DePaul Center

9:00 a.m.
Wavelet analysis in recruitment of loudness compensation.
Laura Drake, Northwestern University
J. C. Rutledge, Northwestern University
Jonathan Cohen*, DePaul University
(90042160)

9:30 a.m.
Waveletbased noise reduction for speech enhancement.
N. A. Whitmal*, Northwestern University
J. C. Rutledge, Northwestern University
J. Cohen, DePaul University
(90094159)

10:00 a.m.
Denoising a recording of Caruso using local trigonometric bases with l_p entropy as cost function.
Jonathan Berger, Yale University
Ronald R. Coifman, Yale University
Maxim J. Goldberg*, York University
(90041142)

10:30 a.m.
Simultaneous denoising and compression of signals/images using a library of local orthonormal bases and the MDL criterion.
Naoki Saito*, SchlumbergerDoll Research, Ridgefield, Connecticut
(90062201)

Friday March 24, 1995, 11:00 a.m.11:50 a.m.
Invited Address
The geometry of padic symmetric spaces.
Room 8005, DePaul Center
Jeremy Teitelbaum*, University of Illinois, Chicago
(90022244)

Friday March 24, 1995, 1:30 p.m.2:20 p.m.
Invited Address
Martingales, the BeurlingAhlfors operator, and related singular integrals.
Room 241, Lewis
Rodrigo Ba\~nuelos*, Purdue University, West Lafayette
(90060181)

Friday March 24, 1995, 2:30 p.m.6:20 p.m.
Special Session on Codes and Their Applications, II
Room 8204, DePaul Center

2:30 p.m.
Linear codes and doublytransitive symmetric designs.
Vladimir D. Tonchev*, Michigan Technological University
(9009434)

3:00 p.m.
Hadamard designs, ReedMuller codes and rigidity theorems.
Laurel L. Carpenter, Clemson University
J. D. Key*, University of Nebraska, Lincoln
(90094124)

3:30 p.m.
Recent results on ReedMuller codes.
XiangDong Hou*, Wright State University, Dayton
(90094175)

4:00 p.m.
Classification of finite groups and affineinvariant codes.
Thierry P. Berger*, University of Limoges, France
(9002095)

4:30 p.m.
Permutation group of affineinvariant codes.
Thierry P. Berger, INRIA, France
P. Charpin*, INRIA, France
(9009463)

5:00 p.m.
Divisors of extremal codes.
Harold N. Ward*, University of Virginia
(90094173)

5:30 p.m.
Generalized weight functions and the equivalence of linear codes.
Jay A. Wood*, Purdue University, Calumet Campus
(90094125)

6:00 p.m.
Finding short, light codewords in primitive BCH codes of minimum weight 2^h  1.
Erika G. Hernquist, National Security Agency
Donald W. Newhart*, Center for Communications Research, San Diego, California
(90094218)

Friday March 24, 1995, 3:00 p.m.5:50 p.m.
Special Session on Periodic and Almost Periodic Solutions of Differential and Functional Equations, II
Room 8209, DePaul Center

3:00 p.m.
Existence and attractivity of a periodic solution of a certain nonlinear delay equation.
J. R. Graef*, Mississippi State University
Chuanxi Qian, Mississippi State University
P. W. Spikes, Mississippi State University
(9003435)

3:30 p.m.
Periodic solutions of an abstract differential equation, I.
Ronald Grimmer*, Southern Illinois University, Carbondale
Min He, Southern Illinois University, Carbondale
(9003414)

4:00 p.m.
Periodic solutions of an abstract differential equation, II.
Ronald Grimmer, Southern Illinois University, Carbondale
Min He*, Southern Illinois University, Carbondale
(9003415)

4:30 p.m.
Global attractors and periodic solutions in infinite delay systems.
Roger H. Hering*, University of Missouri, Rolla
(9003904)

5:00 p.m.
Periodic solutions of linear difference equations.
John W. Hooker*, Southern Illinois University, Carbondale
(9003964)

5:30 p.m.
Existence of periodic solutions of functional differential equations with finite delay.
Qichang Huang*, Southern Illinois University, Carbondale
(9003445)

Friday March 24, 1995, 3:00 p.m.6:20 p.m.
Special Session on Hopf Algebras and Quantum Groups, II
Room 8002, DePaul Center

3:00 p.m.
Reconstruction of the quantum coordinate algebra.
Jason A. Jones*, Rutgers University, New Brunswick
(90017168)

3:30 p.m.
BraidedLie algebras and quantumbraided geometry.
Shahn Majid*, Harvard University
(90017198)

4:00 p.m.
Subfactors constructed from quantum groups at roots of unity.
Stephen Sawin*, Massachusetts Institute of Technology
(9004658)

4:30 p.m.
A characterization of the Borellike subalgebras of quantum enveloping algebras.
Peter Christian Schauenburg*, University of Southern California
(90016140)

5:00 p.m.
Quantum affine algebras and monoidal categories.
Yan Soibelman*, Kansas State University
(9002216)

5:30 p.m.
Universal quantum groups.
Shuzhou Wang*, University of Leuven, Belgium
A. Van Daele, University of Leuven, Belgium
(9004622)

6:00 p.m.
On the quasitriangular structures of a unimodular Hopf algebra.
John Wen*, Florida State University
(90016219)

Friday March 24, 1995, 3:00 p.m.5:50 p.m.
Special Session on Lie Theory, II
Room 8203, DePaul Center

3:00 p.m.
Highest weight modules for locally finite Lie algebras.
Georgia M. Benkart*, University of Wisconsin, Madison
(90017192)

3:30 p.m.
Modules with bounded weight multiplicities for simple Lie algebras.
Georgia M. Benkart, University of Wisconsin, Madison
Daniel J. Britten*, University of Windsor
Frank W. Lemire, University of Windsor
(90017136)

4:00 p.m.
Simple A_2 modules with finite dimensional weight spaces.
V. Futorny, Queen's University
Daniel J. Britten, University of Windsor
Frank W. Lemire*, University of Windsor
(90017135)

4:30 p.m.
Generalized KacMoody algebras.
Elizabeth Graf Jurisich*, University of Chicago
(90017241)

5:00 p.m.
On the automorphism group of quasisimple Lie algebras.
Ya S. Krylyuk*, University of Saskatchewan
(9001756)

5:30 p.m.
Imaginary Verma modules and their quantum analogues.
Duncan J. Melville*, Saint Lawrence University
(90017138)

Friday March 24, 1995, 3:00 p.m.5:50 p.m.
Special Session on Ergodic Theory, II
Room 8206, DePaul Center

3:00 p.m.
Differences in ergodic theory.
J. Rosenblatt*, University of Illinois, UrbanaChampaign
(90028110)

3:30 p.m.
Tiling representations of R^2 actions and alphaequivalence in two dimensions.
Ay\c se Arzu \c Sahin*, North Dakota State University, Fargo
(9002883)

4:00 p.m.
Auslander systems.
Kamel N. Haddad*, California State University, Bakersfield
Aimee S. A. Johnston, Swarthmore College
(9005426)

4:30 p.m.
Lifting almost everywhere convergence from measure preserving transformations to DunfordSchwartz operators.
James H. Olsen*, North Dakota State University, Fargo
(9004739)

5:00 p.m.
An elementary proof of the local central limit theorem.
Burgess Davis*, Purdue University, West Lafayette
D. McDonald, University of Ottawa
(9002846)

5:30 p.m.
Ergodic theory on GaltonWatson trees: How fast and where does a random walker move?
Russell Lyons*, Indiana University, Bloomington
(90060122)

Friday March 24, 1995, 3:00 p.m.5:50 p.m.
Special Session on Mathematics Education Reform, I
Room 7305, DePaul Center

3:00 p.m.
Longitudinal evaluation of a graduate program.
Effat A. Moussa, DePaul University
Jerry Goldman*, DePaul University
(90098147)

3:30 p.m.
An integrated mathematics and science program for college students.
Lynn Narasimhan*, DePaul University
(90098150)

4:00 p.m.
Teaching as a mathematician in an integrated, firstyear curriculum in Science, Engineering, and Mathematics (IFYCSEM).
Brian J. Winkel*, RoseHulman Institute of Technology
(90098155)

4:30 p.m.
Mathematica as a tool for exploration and discovery.
Edward W. Packel*, Lake Forest College
(90098151)

5:00 p.m.
Small group learning: High school and college projects at UIC. I: The learning environment.
David S. Tartakoff*, University of Illinois, Chicago
(90098153)

5:30 p.m.
Small group learning: High school and college projects at UIC. II: Results.
John T. Baldwin*, University of Illinois, Chicago
(90098145)

Friday March 24, 1995, 3:00 p.m.5:50 p.m.
Special Session on Probability and Harmonic Analysis, II
Room 8207, DePaul Center

3:00 p.m.
Coupling for hypoelliptic diffusions.
Michael Cranston*, University of Rochester
(9006077)

3:30 p.m.
Diffusions and random shadows in negativelycurved manifolds.
Russell Lyons*, Indiana University, Bloomington
(90058228)

4:00 p.m.
Paraproducts on martingales.
J.A. Chao*, Cleveland State University
(90060174)

4:30 p.m.
Reflected Brownian motion with drift in a wedge.
R. Dante DeBlassie*, Texas A & M University, College Station
(9006041)

5:00 p.m.
An isoperimetrictype inequality for integrals of Green's functions.
Rodrigo Ba\~nuelos, Purdue University, West Lafayette
Elizabeth Ann Housworth*, University of Oregon
(90030217)

5:30 p.m.
Conditioned Brownian motion in nonsmooth domain.
Biao Zhang*, Purdue University, West Lafayette
(90060111)

Friday March 24, 1995, 3:00 p.m.6:10 p.m.
Special Session on Three Manifolds, 6 j Symbols, and Coherent Tensor Operators, II
Room 8208, DePaul Center

3:00 p.m.
Classical and quantum spin network evaluations.
Louis H. Kauffman*, University of Illinois, Chicago
(9005748)

3:50 p.m.
Recent developments in dimension 4 and higher.
J. Scott Carter*, University of South Alabama
Masahico Saito, Northwestern University
(9005733)

4:40 p.m.
Finitedimensional Hopf algebras and $3$manifold invariants.
Greg Kuperberg*, University of Chicago
(90057123)

5:30 p.m.
Coordinates of the quantum hyperplane as qtensor operators in U_q(su(n)*su(n)).
Max A. Lohe*, University of Texas, Austin
L. C. Biedenharn, University of Texas, Austin
(9005766)

Friday March 24, 1995, 3:00 p.m.5:50 p.m.
Special Session on Rings and Modules, II
Room 8010, DePaul Center

3:00 p.m.
Prime rings whose proper cyclics are quasiinjective.
D. Van Huynh, Institute of Mathematics, Vietnam and Ohio University, Athens
S. K. Jain*, Ohio University, Athens
Sergio R. LopezPermouth, Ohio University, Athens
(9001691)

3:30 p.m.
Rings for which every cyclic module is nonsingular or injective.
Dinh Van Huynh, Institute of Mathematics, Vietnam and Ohio University, Athens
S. K. Jain, Ohio University, Athens
Sergio R. LopezPermouth*, Ohio University, Athens
(9001618)

4:00 p.m.
On countably sigmaCS rings and quasiFrobenius rings.
Dinh Van Huynh*, Institute of Mathematics, Vietnam and Ohio University, Athens
(9001629)

4:30 p.m.
The exchange property for quasicontinuous modules.
Saad H. Mohamed, Kuwait University, Kuwait
Bruno J. Mueller*, McMaster University
(9001601)

5:00 p.m.
Rings whose finitely generated modules are extending.
D. Van Huynh, Institute of Mathematics,Vietnam and Ohio University, Athens
S. Tariq Rizvi*, Ohio State University, Lima
M. F. Yousif, Ohio State University, Lima
(9001688)

5:30 p.m.
On perfect simple injective rings.
W. K. Nicholson, University of Calgary
M. F. Yousif*, Ohio State University, Lima
(9001693)

Friday March 24, 1995, 3:00 p.m.6:20 p.m.
Special Session on Arithmetic Geometry, II
Room 8005, DePaul Center

3:00 p.m.
Bernoulli ideals and special values of Goss's Lfunctions over global function fields.
Linghsueh Shu*, Ohio State University, Columbus
(90011197)

3:30 p.m.
A new type of Riemann hypothesis.
David Goss*, Ohio State University, Columbus
(90011165)

4:00 p.m.
Periods of tmotives.
S. K. Sinha*, University of Minnesota, Minneapolis
(9007661)

4:30 p.m.
Rigid analytic Gross Zagier formulae.
Henri Darmon*, McGill University
Massimo Bertolini, Universita Di Pavia, Italy
(90011221)

5:00 p.m.
Uniformity of points on curves: The work of Caporaso, Harris and Mazur and its refinements.
Dan Abramovich*, Boston University
(9001179)

5:30 p.m.
Curves with many points.
Noam D. Elkies*, Harvard University
(9001474)

6:00 p.m.
Constructing distinct curves with isomorphic Jacobians in characteristic zero.
Everett W. Howe*, University of Michigan, Ann Arbor
(90014117)

Friday March 24, 1995, 3:00 p.m.5:50 p.m.
Special Session on Extensions and Applications of Harmonic Analysis: Spaces of Homogeneous Type and Wavelet Analysis, II
Room 8205, DePaul Center

3:00 p.m.
Biframe on spaces of homogeneous type.
Y.S. Han*, Auburn University, Auburn
(9004250)

3:30 p.m.
Multiscale analysis and spectral geometry of operators.
Andrea R. Nahmod*, University of Texas, Austin
(90042131)

4:00 p.m.
An ``offdiagonal'' T1 theorem and applications.
Steve Hofmann*, University of Missouri, Columbia
(90042212)

4:30 p.m.
Fractional differentiation and integration on spaces of homogeneous type.
A. Eduardo Gatto*, DePaul University
Stephen V\'agi, DePaul University
Carlos Segovia, Universidad de Buenos Aires, Argentina
(90042189)

5:00 p.m.
On the smoothness of functions which arise as potentials on spaces of homogeneous type.
A. Eduardo Gatto, DePaul University
Stephen V\'agi*, DePaul University
(90042190)

5:30 p.m.
A new proof for the Carleson Hunt theorem for Walsh Fourier series.
Christoph Martin Thiele*, Yale University
(90040233)

Friday March 24, 1995, 3:00 p.m.5:10 p.m.
Session on Contributed Papers, I
Room 8009, DePaul Center

3:00 p.m.
Rational periodic functions.
Saad M. Adnan*, Atlanta, Georgia
(90005178)

3:15 p.m.
\rhoRational extensions of modules.
Sindhu S. Unnithan*, Xavier University
(90017191)

3:30 p.m.
Semidirect products of general Lie triple systems.
Masanori Muta, Kyushu Sangyo University, Japan
Yoshiaki Taniguchi, Nishinippon Institute of Technology, Japan
Kiyosi Yamaguti*, Kyushu Sangyo University, Japan
(90017227)

3:45 p.m.
A new family of Hurwitz groups.
Ron Smeberg, Purdue University, Calumet Campus
Michael Thompson*, Purdue University, Calumet Campus
(90020116)

4:00 p.m.
On the ranks of Fischer group F_22.
Jamshid Moori*, University of Natal, Republic of South Africa
(90020171)

4:15 p.m.
A modulus of continuity and Harnack's principle for solutions of second order parabolic Schrodinger equations.
Ahmed Mohammed*, Temple University, Philadelphia
(90035247)

4:30 p.m.
Constructing the polynomial solutions of the wave equation.
Allan Fryant*, Greensboro College
M. K. Vemuri, University of Chicago
(9003589)

4:45 p.m.
Binary equidistant codes of maximum size.
Y. J. Ionin*, Central Michigan University
Mohan Sharad Shrikhande, Central Michigan University
(90094252)

5:00 p.m.
Theory of irrational and transcendental curves in the real and complex domain: Bujjitals.
Garimella Rama Murthy*, University of Nevada, Las Vegas
(90099255)
Inquiries: meet@ams.org

