AMS Sectional Meeting Program by Day
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1997 Spring Central Sectional Meeting
Detroit, MI, May 24, 1997
Meeting #922
Associate secretaries:
Susan J Friedlander, AMS
susan@math.northwestern.edu
Saturday May 3, 1997

Saturday May 3, 1997, 7:30 a.m.3:00 p.m.
Registration
Lobby Area, State Hall Building

Saturday May 3, 1997, 7:30 a.m.3:00 p.m.
Exhibit and Book Sale
Lobby Area, State Hall Building

Saturday May 3, 1997, 8:00 a.m.10:50 a.m.
Special Session on Partial Differential Equations: Theories, Applications and Numerical Approaches, II
Room 114, State Hall Building
Organizers:
Jennifer Zhao, University of MichiganDearborn xich@umdsun2.umd.umich.edu
Frank J. Massey, III, University of MichiganDearborn fmassey@umf1.umd.umich.edu
Daoqi Yang, Wayne State University yang@math.wayne.edu

8:00 a.m.
Output LeastSquares Minimization for Recovering Elastic Moduliin an Isotropic Membrane
Steven J Cox, Rice University
Mark S Gockenbach*, University of Michigan
(92235219)

8:30 a.m.
An accelerated domain decomposition procedure based on Robin transmission conditions.
Jim Douglas, Purdue Universsity, West Lafayette
ChiehSen Huang*, Purdue University, West Lafayette
(92265180)

9:00 a.m.
A numerical model for solution behaviour in a hyperbolic quenching p.d.e. studied by Chang and Levine.
John W. Mooney*, Glasgow Caledonian University, Scotland, United Kingdom
(9223566)

9:30 a.m.
Relations between time and space stepsizes in numerical schemes for PDE's that follow from positivity condition
Ronald Mickens*, Clark Atlanta University
(92235169)

10:00 a.m.
Poisson's equation on a triangulated domain
Michael Lachance*, University of MichiganDearborn
(92235232)

10:30 a.m.
A MultiplePorosity Model for A SinglePhase Flow Through NaturallyFractured Porous Media
Anna M Spagnuolo*, Purdue University
Jim Douglas, Jr., Purdue University
Paulo Jorge S. PaesLeme,
Mauricio Kischinhevsky, Purdue University
(92286181)

Saturday May 3, 1997, 8:00 a.m.10:50 a.m.
Special Session on Algebraic Combinatorics, II
Room 137, State Hall Building
Organizers:
Devadatta M. Kulkarni, Oakland University kulkarni@oakland.edu

8:00 a.m.
$k$Sperner Sets: A Snapshot of Modern Combinatorics
Timothy Y Chow*, University of Michigan, Ann Arbor
Philip J Lin, Tellabs Research Center
(9220544)

8:30 a.m.
New Polyhedral Formulae for Affine Problems
J. Maurice Rojas*, MIT
(92205280)

9:00 a.m.
The characteristic polynomials of interpolations between Coxeter arrangements.
Ping Zhang*, Western Michigan University
(92205104)

9:30 a.m.
The Whitehouse module in the homology of partition posets
Sheila Sundaram*, Wesleyan University
(9220575)

10:00 a.m.
Posets with flagsymmetry and local actions of the symmetric group
Rodica Simion*, The George Washington University
(92205282)

10:30 a.m.
The {\bf cd}index and zonotopes
Richard Ehrenborg*, Cornell University
(9220572)

Saturday May 3, 1997, 8:00 a.m.10:50 a.m.
Special Session on Optimization and Variational Analysis, II
Room 117, State Hall Building
Organizers:
Boris S. Mordukhovich, Wayne State University boris@math.wayne.edu
Jay S. Treiman, Western Michigan University treiman@mathstat.wmich.edu
Qiji Zhu, Western Michigan University zhu@mathstat.wmich.edu

8:00 a.m.
Maximization of linear integral functionals in $ H^\omega[a,b] $ andperfect $\omega$splines.
Sergey Bagdasarov*, Ohio State University
(9224941)

8:30 a.m.
Necessary Optimality Conditions forOptimization Problems with Variational Inequality Constraints
Jane J. Ye*, University of Victoria
(9224954)

9:00 a.m.
Optimality conditions for dynamic stochastic programs withapplications to stochastic scheduling
John R. Birge*, University of Michigan
(92249263)

9:30 a.m.
New developments in interval methods for global optimization
Ronald Van Iwaarden*, Hope College
(9224952)

10:00 a.m.
ProximalLike Regularization of CuttingPlane Methods
Stephen E. Wright*, Miami University
(92249262)

10:30 a.m.
Lipschitzian stability in optimization
Asen L. Dontchev*, American Mathematical Society
(9224940)

Saturday May 3, 1997, 8:30 a.m.10:50 a.m.
Special Session on VOA's Monstrous Moonshine and Related Topics, II
Room 135, State Hall Building
Organizers:
Robert L. Griess, Jr., University of Michigan rlg@math.lsa.umich.edu
Chongying Dong, University of California Santa Cruz dong@cats.ucsc.edu

8:30 a.m.
An equivalence of categories of modules for generalized KacMoody algebras
Elizabeth G. Jurisich*, The University of Chicago
(92217259)

9:00 a.m.
Multibraces on topological vertex operator algebras
F\"{u}sun Akman*, Utah State University
(92217126)

9:30 a.m.
Note on free bosonic vertex algebra and its conformal vectors
Kiyokazu Nagatomo*, Osaka University, Japan
Atsushi Matsuo, Osaka University, Japan
(92217296)

10:00 a.m.
Vertex Lie algebras, poisson algebras and vertex operator algebras
Chongying Dong, University of CaliforniaSanta Cruz
Haisheng Li*, Institute for Advanced Study
Geoffrey Mason, University of CaliforniaSanta Cruz
(92217249)

10:30 a.m.
Vertex Operator Algebras in Topology
Hirotaka Tamanoi*, University of California at Santa Cruz
(92255270)

Saturday May 3, 1997, 9:00 a.m.10:20 a.m.
Special Session on Representation Theory of Finite Groups and Related Topics, II
Room 129, State Hall Building
Organizers:
David Howard Gluck, Wayne State University dgluck@math.wayne.edu

9:00 a.m.
Hall Polynomials for Classical Groups
Miller Maley*, M. S. R. I.
(9222006)

9:30 a.m.
Faithful Representations and Homomorphic Images of Linear Groups
Richard E Phillips, Michigan State University
Julianne G Rainbolt*, Michigan State University
(92220116)

10:00 a.m.
On the cohomology of finite Chevalley groups
Corneliu Gabriel Hoffman*, University of Southern California
(9222061)

Saturday May 3, 1997, 9:00 a.m.10:50 a.m.
Special Session on Differential Geometry and Its Applications, II
Room 123, State Hall Building
Organizers:
Daniel S. Drucker, Wayne State University drucker@math.wayne.edu
ChorngShi Houh, Wayne State University houh@math.wayne.edu

9:00 a.m.
Affine isometric embedding for surfaces
Thomas A Ivey*, Case Western Reserve University
(92253100)

9:30 a.m.
Curvature of $\Theta$metrics near the boundary
Matthew B. Stenzel*, Ohio State University, Newark Campus
(9225396)

10:00 a.m.
Differential geometry and the red blood cell
H. W. Vayo*, Univesity of Toledo
(92253203)

10:30 a.m.
On Planar Crystalline Evolution
Alina Stancu*, Case Western Reserve University
(92253114)

Saturday May 3, 1997, 9:00 a.m.10:50 a.m.
Special Session on Algebraic Topology, II
Room 125, State Hall Building
Organizers:
Robert R. Bruner, Wayne State University rrb@math.wayne.edu
David Handel, Wayne State University handel@math.wayne.edu

9:00 a.m.
The stable type of a classifying space of a direct product
John R. Martino*, Western Michigan University
Stewart B. Priddy, Northwestern University
(92255109)

9:30 a.m.
Homological group actions and splittings iterated products of certain loopspaces after a single suspension
Ran Levi*, Northwestern University
Stewart B. Priddy, Northwestern University
(92255221)

10:00 a.m.
The homology of certain subgroups of $\Sigma_n$ with coefficients in $\cal{Lie}(n)$
Gregory Z. Arone*, University of Chicago
(92255227)

10:30 a.m.
The \lq\lq Hopf invariant\rq\rq\ of the odd primary $\eta_j$ element
Norihiko Minami*, The University of Alabama
(92255228)

Saturday May 3, 1997, 9:00 a.m.10:50 a.m.
Special Session on Groups and Geometries, II
Room 131, State Hall Building
Organizers:
Daniel E. Frohardt, Wayne State University danf@math.wayne.edu
Robert L. Griess, Jr., University of Michigan rlg@math.lsa.umich.edu
Kay Magaard, Wayne State University kaym@math.wayne.edu

9:00 a.m.
The 5modular characters of the HaradaNorton group.
Alexander J. Ryba*, Marquette University, Milwaukee, Wisconsin 532011881
(92220290)

9:30 a.m.
On the restriction of $O_{n}( {\bf C} )$ modules to $A_{n+1}$
William J Husen*, Wayne State University
(92220201)

10:00 a.m.
Permutation modules, dual polar spaces, and Hermitian forms graphs
M. K. Bardoe*, Imperial College of Science, Technology, and Medicine, United Kingdom
A. A. Ivanov, Imperial College of Science, Technology, and Medicine, United Kingdom
(92220230)

10:30 a.m.
Symplectic groups, symplectic spreads, linear codes and integral lattices
Rudolph Scharlau, University of Dortmund, Dortmund, Germany
Pham Huu Tiep*, Ohio State University, Columbus
(9222029)

Saturday May 3, 1997, 9:00 a.m.10:50 a.m.
Special Session on Recent Advances in Noncommutative Ring Theory, II
Room 127, State Hall Building
Organizers:
Peter Malcolmson, Wayne State University petem@math.wayne.edu
Frank Okoh, Wayne State University okoh@math.wayne.edu

9:00 a.m.
Comments on a Conjecture of M. Auslander
Ronald S. Gentle*, Eastern Washington University
(9221665)

9:30 a.m.
Tiled Orders and Global Dimension
Charles J Odenthal*, University of Toledo
(9221669)

10:00 a.m.
Rings associated with holoids
H. H. Brungs*, University of Alberta, Edmonton, Canada
(9221679)

10:30 a.m.
Valuation Methods in Group Rings and Division Rings
Alexander Lichtman*, University of WisconsinParkside
(92216210)

Saturday May 3, 1997, 9:00 a.m.10:50 a.m.
Special Session on Stochastic Processes in Finance and Control, II
Room 115, State Hall Building
Organizers:
Raoul LePage, Michigan State University rdl@entropy.stt.msu.edu
Bert M. Schreiber, Wayne State University berts@math.wayne.edu

9:00 a.m.
Ergodic Boundary Control of Semilinear Stochastic Systems
Tyrone E. Duncan*, University of Kansas, Lawrence
Bohdan Maslowski, Institute of Mathematics, Czech Academy of Sciences, Prague, Czech Republic
Bozenna J. PasikDuncan, University of Kansas, Lawrence
(92260186)

9:30 a.m.
Optimal Policies for Capital Risk Management
Thaleia ZariphopoulouSouganidis*, University of Wisconsin, Madison
Helyette E. Geman, ESSEC and University of Paris, Dauphone, France
(92260190)

10:00 a.m.
Pricing and Hedging of Contingent Claims in Imperfect Markets
Steven Kou*, University of Michigan, Ann Arbor
(92290134)

10:30 a.m.
Robust Hedging Strategies
Glen H Swindle*, Cornell University
Hyungsok Ahn, UCSB
(92260175)

Saturday May 3, 1997, 9:00 a.m.11:00 a.m.
Special Session on C*Algebras, II
Room 116, State Hall Building
Organizers:
Jerry Kaminker, Indiana UniversityPurdue University at Indianapolis kaminker@math.iupui.edu
Claude L. Schochet, Wayne State University claude@math.wayne.edu

9:00 a.m.
C*algebras associated with expansive automorphisms of solenoids
Berndt A. Brenken*, University of Calgary
(92246217)

9:25 a.m.
Duality for expansive automorphisms
Jack Spielberg*, Arizona State University
Jerry Kaminker, IUPUI
Ian Putnam, University of Victoria
(92246202)

9:50 a.m.
Harmonic Analysis of Fractal Processes via $C^{*}$Algebras
Palle E.T. Jorgensen*, The University of Iowa
(92242215)

10:15 a.m.
Ergodic quantum maps
Slawomir Klimek*, IUPU
(92247209)

10:40 a.m.
Index map on compact contact manifolds
Pradeep Alwis*, The Fields Institute
(92246206)

Saturday May 3, 1997, 9:00 a.m.10:50 a.m.
Special Session on Analysis and Geometry, II
Room 113, State Hall Building
Organizers:
Carlos E. Kenig, University of Chicago cek@math.uchicago.edu
Tatiana Toro, University of Washington toro@math.washington.edu

9:00 a.m.
A geometric proof of the circular maximal theorem
Wilhelm Schlag*, Institute for Advanced Study
(9224280)

9:30 a.m.
Some connections between oscillatory integrals and geometric maximal operators
Terence C. Tao*, University of California, Los Angeles
(92242113)

10:00 a.m.
Polynomial bound for Sobolev norms of solutions for Schrodinger equations.
Gigliola Staffilani*, Stanford University
(92235247)

10:30 a.m.
On Bounds Of $N(\lambda)$ For A Magnetic Schr\"odinger Operator
Zhongwei Shen*, University of Kentucky
(92235136)

Saturday May 3, 1997, 11:00 a.m.11:50 a.m.
Invited Address
Geometric hyperplanes of classical geometries of Lie type
Auditorium, Upper Deroy Building
Ernest E. Shult*, Kansas State University
(9220004)

Saturday May 3, 1997, 1:30 p.m.2:20 p.m.
Invited Address
Harmonic measure of locally flat domains
Auditorium, Upper Deroy Building
Carlos E. Kenig*, University of Chicago
(9223502)

Saturday May 3, 1997, 3:00 p.m.6:50 p.m.
Special Session on Partial Differential Equations: Theories, Applications and Numerical Approaches, III
Room 114, State Hall Building
Organizers:
Jennifer Zhao, University of MichiganDearborn xich@umdsun2.umd.umich.edu
Frank J. Massey, III, University of MichiganDearborn fmassey@umf1.umd.umich.edu
Daoqi Yang, Wayne State University yang@math.wayne.edu

3:00 p.m.
The Dispersionless Toda Lattice and Infinite Dimensional Lie Algebras.
Anthony Michael Bloch*, University of Michigan
Hermann Flaschka, University of Arizona
Tudor S. Ratiu, University of California, Santa Cruz
(92235117)

3:30 p.m.
New Solutions of The EinsteinYang/Mills Equations
Joe Smoller*, University of Michigan
Arthur Wasserman, University of Michigan
(92235120)

4:00 p.m.
Overview of Vortex Sheet Dynamics
Robert Krasny*, University of Michigan
(92276111)

4:30 p.m.
Stability of Standing Waves for Nonlinear Wave Equations
Zhengfang Zhou*, Michigan State University
Baisheng Yan, University of Minnesota
Xinming Zhao, Michigan State University
(92235233)

5:00 p.m.
A Continuum of Model Equations with Globally Defined Flux
Anne C. Morlet*, Cleveland State University
(92235197)

5:30 p.m.
On existence and regularity of weak solutions to the displacement boundary value problem in nonlinear elastostatics
Salim Haidar*, Grand Vallet State University
(92235170)

6:00 p.m.
Some Mathematical Issues of Ocean/Atmosphere Dynamics
Shouhong Wang*, Indiana University
(92235256)

6:30 p.m.
A Nonlinear Parabolic Equation Modelling Surfactant Diffusion
Chen Xinfu, University of Pittsburgh
Chaocheng Huang*, Wright State University, Dayton
Jennifer Zhao, University of MichiganDearborn
(92235279)

Saturday May 3, 1997, 3:00 p.m.5:20 p.m.
Special Session on Representation Theory of Finite Groups and Related Topics, III
Room 129, State Hall Building
Organizers:
David Howard Gluck, Wayne State University dgluck@math.wayne.edu

3:00 p.m.
Character degrees and normal subgroups in finite groups.
I. M. Isaacs*, University of Wisconsin, Madison
Greg Knutson, (deceased)
(92220101)

3:30 p.m.
New results on the Taketaproblem
Thomas Michael Keller*, University of Wisconsin, Madison
(9222025)

4:00 p.m.
Character degrees and local subgroups of piseparble groups.
Tom Wolf*, Ohio University
Gabriel Navarro, Universiatat Valencia, Burjasso
(92220214)

4:30 p.m.
Derived Lengths and Character Degrees
Mark L. Lewis*, Kent State Univesrity
(9222021)

5:00 p.m.
Character degrees of finite solvable groups
J. P. Zhang*, Peking University, Beijing, China
(92220164)

Saturday May 3, 1997, 3:00 p.m.5:50 p.m.
Special Session on Differential Geometry and Its Applications, III
Room 123, State Hall Building
Organizers:
Daniel S. Drucker, Wayne State University drucker@math.wayne.edu
ChorngShi Houh, Wayne State University houh@math.wayne.edu

3:00 p.m.
Low type submanifolds of complex space forms
Ivko M Dimitric*, Penn State University
(92253106)

3:30 p.m.
Some New Obstructions to Minimal and Lagrangian Immersions
Bangyen Chen*, Michigan State University
(9225313)

4:00 p.m.
Elliptic functions, Theta function and hypersurfaces satisfying abasic equality
Jie Yang*, Michigan State University
(92253115)

4:30 p.m.
Variational Methods in Complex Contact Geometry
Brendan J. Foreman*, Case Western Reserve University
(9225358)

5:00 p.m.
Normality on the Complex Contact Metric Manifolds
Belgin Karaman*,
(92253176)

5:30 p.m.
Special Directions on Contact Metric Manifolds of Negative$\xi$sectional Curvature
David E. Blair*, Michigan State University
(9225316)

Saturday May 3, 1997, 3:00 p.m.5:20 p.m.
Special Session on Algebraic Topology, III
Room 125, State Hall Building
Organizers:
Robert R. Bruner, Wayne State University rrb@math.wayne.edu
David Handel, Wayne State University handel@math.wayne.edu

3:00 p.m.
AndreQuillen Cohomology of Salgebras
Maria Basterra*, University of Chicago
(92255235)

3:30 p.m.
Homotopy categories of spaces and $S$modules.
Anthony D. Elmendorf*, Purdue University, Calumet
(92255195)

4:00 p.m.
A comparison of various categories of spectra
Brooke Shipley*, University of Chicago
(92255220)

4:30 p.m.
Some homotopical properties of gradient flows
Octavian Cornea*, Universide de Lille 1, France
(9225531)

5:00 p.m.
A Special Case of Ganea's Conjecture via Essential Category Weight
Jeffrey A Strom*, University of WisconsinMadison
(92255198)

Saturday May 3, 1997, 3:00 p.m.5:20 p.m.
Special Session on Groups and Geometries, III
Room 131, State Hall Building
Organizers:
Daniel E. Frohardt, Wayne State University danf@math.wayne.edu
Robert L. Griess, Jr., University of Michigan rlg@math.lsa.umich.edu
Kay Magaard, Wayne State University kaym@math.wayne.edu

3:00 p.m.
Finite projective planes with abelian transitive collineation groups
Chat Yin Ho*, University of Florida
(92251243)

3:30 p.m.
Symmetric dual pairs
Ronald M. Solomon*, Ohio State University, Columbus
(92220162)

4:00 p.m.
Recent progress in classifying $Alt_5$ and $SL(2, 5)$ subgroups ofexceptional complex Lie groups up to conjugacy
Darrin D. Frey*, Winona State University
(92220269)

4:30 p.m.
Classification of small Frattini Moufang loops
Tim Hsu*, University of Michigan
(92220133)

5:00 p.m.
ClosedLike normal subgroups of finitary linear groups
Richard E. Phillips*, Michigan State University
(92220204)

Saturday May 3, 1997, 3:00 p.m.4:50 p.m.
Special Session on Recent Advances in Noncommutative Ring Theory, III
Room 127, State Hall Building
Organizers:
Peter Malcolmson, Wayne State University petem@math.wayne.edu
Frank Okoh, Wayne State University okoh@math.wayne.edu

3:00 p.m.
Nonstandard quantum groups.
Timothy J Hodges*, University of Cincinnati
(9221799)

3:30 p.m.
Quantum ruled surfaces
David Patrick*, Massachusetts Institute of Technology
(9221612)

4:00 p.m.
The Noncommutative Algebraic Geometry of some Skew PolynomialAlgebras
Irmgard T Redman*, Saginaw Valley State University, University Center, Michigan
(9221657)

4:30 p.m.
Differential operators commuting with invariant functions
T. Levasseur, Universite de Poitiers, France
J. T. Stafford*, University of Michigan, Ann Arbor
(9221762)

Saturday May 3, 1997, 3:00 p.m.5:40 p.m.
Special Session on Stochastic Processes in Finance and Control, III
Room 115, State Hall Building
Organizers:
Raoul LePage, Michigan State University rdl@entropy.stt.msu.edu
Bert M. Schreiber, Wayne State University berts@math.wayne.edu

3:00 p.m.
A Limit Theorem for Stochastic Processes which has Applications to some Problems of Financial Mathematics
Anatoli V. Skorokhod*, Michigan State University
(92260192)

3:50 p.m.
Prediction of Stock prices through OnsagerMachlup function ofgeneralized Geometric Brownian Motion.
Yaozhong Hu*, University of California at Irvine
(92260188)

4:20 p.m.
Reflected ForwardBackward SDE's and Obstacle Problems with Boundary Conditions
Jin Ma*, Purdue University, West Lafayette
Jaksa Cvitanic, Columbia University
(9226042)

4:50 p.m.
A Deterministic Approach to Fractional Brownian Motion
Donna Mary Salopek*, The Fields Institute
(92260124)

5:20 p.m.
Recent results on risk sensitive portfolio selection and factormodeling of returns
Tomasz R. Bielecki*, Northeastern Illinois University
Stanley R. Pliska, University of Illinois at Chicago
(92293135)

Saturday May 3, 1997, 3:00 p.m.5:50 p.m.
Special Session on C*Algebras, III
Room 116, State Hall Building
Organizers:
Jerry Kaminker, Indiana UniversityPurdue University at Indianapolis kaminker@math.iupui.edu
Claude L. Schochet, Wayne State University claude@math.wayne.edu

3:00 p.m.
The groupoid analytic index as a KKelement.
Alan L.T. Paterson*,
Jerry Kaminker, IUPUI
(9224624)

3:25 p.m.
Toeplitz algebras associated to isometric flows
Efton Park*, Texas Christian University
(9225843)

3:50 p.m.
Kasparov theory for Riemannian foliations.
James F. Glazebrook*, Eastern Illinois University and University of Illinois
James L. Heitsch, University of Illinois
Steven E. Hurder, University of Illinois
Franz W. Kamber, University of Illinois
(9225814)

4:15 p.m.
Cyclic homology and crossed product $C^*$algebras
Ronghui Ji*, Indiana UniversityPurdue University
(92246122)

4:40 p.m.
$A_{\infty}$structures in cyclic homology
Masoud Khalkhali*, University of Western Ontario
(9221827)

5:05 p.m.
Ktheory of compact quantum simple Lie groups
Gabriel Nagy*, Kansas State University
(92247205)

5:30 p.m.
KTheory with R/Z coefficients and Von Neumann algebras
Devraj Basu*, Indiana University, Bloomington
(92246163)

Saturday May 3, 1997, 3:00 p.m.5:50 p.m.
Special Session on VOA's Monstrous Moonshine and Related Topics, III
Room 135, State Hall Building
Organizers:
Robert L. Griess, Jr., University of Michigan rlg@math.lsa.umich.edu
Chongying Dong, University of California Santa Cruz dong@cats.ucsc.edu

3:00 p.m.
Twisted modules for a Virasoro VOA: A preliminary report
Julie S Glass*, California State University at Hayward
(92217132)

3:30 p.m.
On ${\cal W}_{1+ \infty}$ with a negative central charge
Weiqiang Wang*, Yale University,Gibbs Instructor
(9221756)

4:00 p.m.
Axiomatic study of intertwining operator algebras
YiZhi Huang*, Rutgers University
(9221792)

4:30 p.m.
Famlies of representations of the Virasoro and $N = 1$ and $N = 2$NeveuSchwarz algebras in terms of superderivations and implications
Katrina Deane Barron*, University of California, Santa Cruz
(9221793)

5:00 p.m.
$q$Vertex operators of twisted quantum affine algebras
Naihuan Jing*, North Carolina State University
(9221771)

5:30 p.m.
Bosonic realizations of $U_q(C_n^{(1)})$
Kailash C. Misra*, North Carolina State University
(9221777)

Saturday May 3, 1997, 3:00 p.m.5:20 p.m.
Special Session on Analysis and Geometry, III
Room 113, State Hall Building
Organizers:
Carlos E. Kenig, University of Chicago cek@math.uchicago.edu
Tatiana Toro, University of Washington toro@math.washington.edu

3:00 p.m.
The MongeKantorovich Problem and its Applications to PDEs
Wilfrid D. Gangbo*, Georgia Institute of Technology
(92242157)

3:30 p.m.
Convex viscosity solutions of nonlocal geometric motion.
Mikhail Feldman*, University of California, Berkeley
(9223584)

4:00 p.m.
Informal Discussion

4:30 p.m.
Bilinear operators with nonsmooth symbols
Andrea R. Nahmod*, The University of Texas at Austin
(92242267)

5:00 p.m.
Area integral estimates and nonsymmetric systems
Gregory C. Verchota, Syracuse University
Andrew L. Vogel*, Syracuse University
(92235222)

Saturday May 3, 1997, 3:00 p.m.5:50 p.m.
Special Session on Algebraic Combinatorics, III
Room 137, State Hall Building
Organizers:
Devadatta M. Kulkarni, Oakland University kulkarni@oakland.edu

3:00 p.m.
Posets with a natural local action of the symmetric group on chains
David J. Grabiner*, Mathematical Sciences Research Institute
(92205226)

3:30 p.m.
Quotients of Coxeter Groups Under the Weak Order
Debra J. Waugh*, University of Michigan, Ann Arbor
(9220523)

4:00 p.m.
Multiplying Schubert polynomials and chains in the Bruhat order
Frank Sottile*, MSRI and the University of Toronto
(92205208)

4:30 p.m.
Ladder Determinantal Ideals: A Survey
Devadatta M. Kulkarni*, Oakland University
(92205245)

5:00 p.m.
Enumerative aspects of KazhdanLusztig polynomials
Francesco Brenti*, MSRI and Univ. of Perugia
Rodica Simion, MSRI and George Washington University
(92205273)

5:30 p.m.
Standard Monomial Theory for BottSamelson varieties
Venkatramani Lakshmibai, Northeastern University
Peter M Magyar*, Northeastern University
(92214272)

Saturday May 3, 1997, 3:00 p.m.5:20 p.m.
Special Session on Optimization and Variational Analysis, III
Room 117, State Hall Building
Organizers:
Boris S. Mordukhovich, Wayne State University boris@math.wayne.edu
Jay S. Treiman, Western Michigan University treiman@mathstat.wmich.edu
Qiji Zhu, Western Michigan University zhu@mathstat.wmich.edu

3:00 p.m.
Conflicting and delayed controls as components of a joint control
Jack Warga*, Northeastern University
(9224938)

3:30 p.m.
Optimum Problems with Lower Semicontinuous SetValued Constraints
Vera Zeidan*, Northeastern University
(9224939)

4:00 p.m.
Semicontinuous and Continuous Blowup and Minimal TimeFunctions
Wenxiong Liu*, Loyola University
(9224967)

4:30 p.m.
Discrete Approximations and Necessary Optimality Conditions for Nonconvex Differential Inclusions with Delay
Ruth Trubnik*, Morris Brown Colllege
(92249173)

5:00 p.m.
Optimality Conditions for Minimax Control of StateConstrained ParabolicSystems with Uncertain Disturbances and Dirichlet Boundary Controllers
Kaixia Zhang*, Wayne State University
(92249142)

Saturday May 3, 1997, 3:00 p.m.5:20 p.m.
Special Session on Wavelets and Applications, II
Room 111, State Hall Building
Organizers:
Gregory F. Bachelis, Wayne State University greg@math.wayne.edu
Grant Gerhart, Tardec, Tacom, Army gerhartg@cc.tacom.army.mil
TzeChien Sun, Wayne State University tsun@cms.wayne.edu

3:00 p.m.
MRA methods for homogenization of differential equations
A. C. Gilbert*, Princeton University
(92242103)

3:30 p.m.
A Fast Wavelet Algorithm for Computing SturmLiouville Transforms
Michael Frazier*, Michigan State University
(9224259)

4:00 p.m.
Wavelet Methods for Estimating the Intensity Profiles of Astronomical GammaRay Bursts
Eric D Kolaczyk*, University of Chicago
(92262123)

4:30 p.m.
An Adaptive Wavelet Based Contrast Enhancement Method (AWCEM) for Signature Reduction Applications
Sridhar Srinivasan*, LNK Corporation, Inc.
Rob Karlsen, TARDEC, US Army TACOM
Srini Raghavan, Hughes STX
Laveen Kanal, LNK Corporation, Inc.
Grant Gerhart, TARDEC, USArmy TACOM
(92268260)

5:00 p.m.
A wavelet representation of fractional Brownian motions
T. C. Sun*, Wayne State University
(92260286)

Saturday May 3, 1997, 3:00 p.m.4:10 p.m.
Contributed Paper Session
Room 112, State Hall Building

3:00 p.m.
Countable partitions of reals into nonmeasurable subsets
Alexander Abian*, Iowa State University
(92228105)

3:15 p.m.
Search for a (120,35,10) Difference Set, Preliminary Report
Paul E Becker*, Saginaw Valley State University
(9220588)

3:30 p.m.
On the Generalized Thermodynamics of MimeMatter Interactions
Dennis G. Collins*,
(92290248)

3:45 p.m.
Ky Fan's Best Approximation Theorems and Applications
S. P. Singh*, Memorial University of Newfoundland
(9224778)
Inquiries: meet@ams.org