AMS Sectional Meeting Program by Day

Current as of Tuesday, April 12, 2005 15:08:51

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Program  |  Deadlines  |  Inquiries:  meet@ams.org

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1991 Eastern Section Meeting
Philadelphia, PA, October 12-13, 1991
Meeting #868

Associate secretaries:
W Wistar Comfort, AMS wcomfort@wesleyan.edu

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Saturday October 12, 1991

• Saturday October 12, 1991, 7:30 a.m.-9:55 a.m.
  Special Session on Variational Problems in Low Dimensional Geometry, I
  

  • 7:30 a.m.
    Foliations of Euclidean 3-space by constant mean curvature surfaces.
    Wayne F. Rossman*, University of Massachusetts, Amherst
    (868-53-175)
  • 8:10 a.m.
    Constant mean curvature hypersurfaces foliated by spheres.
    William C. Jagy*, Midwestern State University
    (868-53-79)
  • 8:45 a.m.
    Minimal surfaces and the squared-mean-curvature functional.
    Nicholas Schmitt*, University of Massachusetts, Amherst
    (868-53-89)
  • 9:25 a.m.
    Construction of genus two doubly-periodic embedded minimal surfaces in R^3.
    Fusheng Wei*, University of Massachusetts, Amherst
    (868-53-151)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Recent Progress in Ricci Curvature and Related Topics, I
  

  • 8:00 a.m.
    Hyperbolic Cartan connections and the Ricci flow.
    Maung Min-oo*, McMaster University
    (868-53-132)
  • 8:40 a.m.
    Nonnegative Ricci curvature and the fundamental group.
    Detlef Gromoll*, State University of New York, Stony Brook
    (868-53-185)
  • 9:20 a.m.
    Informal Discussion
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Modular Forms, Arithmetic Algebraic Geometry, I
  

  • 8:00 a.m.
    Application of Dedekind sums to invariants of modular equations.
    Harvey Cohn*, City College, City University of New York
    Marvin I. Knopp, Temple University
    (868-11-52)
  • 8:30 a.m.
    Rational period functions with irrational poles are not Hecke eigenfunctions.
    Ellen Gethner*, Ohio State University, Columbus
    (868-11-137)
  • 9:00 a.m.
    Rational period functions, modular integrals, and indefinite binary quadratic forms.
    L. Alayne Parson*, Ohio State University, Columbus
    (868-11-136)
  • 9:30 a.m.
    Periods of modular forms.
    Don Zagier*, Max-Planck Institute for Mathematics, Germany
    (868-11-147)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Surgery Theory and Singular Spaces, I
  

  • 8:00 a.m.
    Formulae for generalized Casson's su(2)-invariant of 3-manifolds.
    Sylvain Cappell, Courant Institute of Mathematical Sciences, New York University
    Ronnie Lee*, Yale University
    Edward Miller, Polytechnic Institute of New York
    (868-20-138)
  • 8:30 a.m.
    Algebraic homotopy.
    Justin R. Smith*, Drexel University
    (868-55-159)
  • 9:00 a.m.
    Inductive detection for homotopy equivalences of manifolds.
    Slawomir Kwasik*, Tulane University
    Reinhard Schultz, Purdue University, West Lafayette
    (868-57-78)
  • 9:30 a.m.
    Algebraic G-vector bundles.
    Ted Petrie*, Rutgers University, New Brunswick
    (868-14-75)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Geometric Analysis, I
  

  • 8:00 a.m.
    Radon and Riesz transforms in real hyperbolic spaces.
    Carlos A. Berenstein*, University of Maryland, College Park
    Enrico Casadio Tarabusi, Universita di Trento, Povo, Italy
    (868-44-09)
  • 8:30 a.m.
    Support properties of the spherical Radon transform.
    Paul Goodey*, University of Oklahoma
    Wolfgang Weil, Universit\"at Karlsruhe, Germany
    (868-52-06)
  • 9:00 a.m.
    Microlocal analysis of the 2-plane transform.
    Allan Greenleaf*, University of Rochester
    Gunther Uhlmann, University of Washington
    (868-58-116)
  • 9:30 a.m.
    Explicit non-local formulas in real integral geometry.
    Simon Gindikin*, Rutgers University, New Brunswick
    (868-44-85)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Extreme Value Theory, I
  

  • 8:00 a.m.
    Regularly varying expected residual life and the domain of attraction of exp(-exp(-x)).
    Janos Galambos*, Temple University, Philadelphia
    Yuan Xu, University of Texas, Austin
    (868-60-69)
  • 8:30 a.m.
    Tail behaviour of quantile processes.
    Mikl\'os Cs\"org\H o*, Carleton University
    (868-60-97)
  • 9:00 a.m.
    Extremes of interarrival times under a variety of conditioning.
    Abera Abay*, Temple University, Philadelphia
    (868-60-45)
  • 9:30 a.m.
    Tail empirical and sums of extreme value processes.
    David M. Mason*, University of Delaware
    (868-60-121)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Applications of Microlocal Analysis to Partial Differential Equations, I
  

  • 8:00 a.m.
    A nonsolvable complex vector field with Holder coefficients.
    Howard Jacobowitz*, Institute for Advanced Study
    (868-35-62)
  • 8:35 a.m.
    Local solvability and estimates for the tangential Cauchy-Riemann equations.
    Mei-Chi Shaw*, University of Notre Dame
    (868-35-123)
  • 9:10 a.m.
    On the integrability of first-order complex PDE.
    Francois Treves*, Rutgers University, New Brunswick
    (868-35-162)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Rings and Representations, I
  

  • 8:00 a.m.
    The Jacobi identity for vertex operators and the representations of the twisted parafermion algebra.
    Cristiano Husu*, University of Connecticut, Stamford
    (868-17-139)
  • 8:30 a.m.
    p-structure of the Moonshine modules.
    Chongying Dong*, University of California, Santa Cruz
    Geoffrey Mason, University of California, Santa Cruz
    (868-17-54)
  • 9:00 a.m.
    Vertex operator algebras, modules and intertwining operators.
    Alex J. Feingold*, State University of New York, Binghamton
    John F. X. Ries, Ithaca College
    (868-17-63)
  • 9:30 a.m.
    Isomorphic vertex operator algebras induced by global conformal transformations on annuli.
    Yi-Zhi Huang*, University of Pennsylvania
    (868-81-50)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Tilings, I
  

  • 8:00 a.m.
    Some unsolved tiling problems.
    Doris Schattschneider*, Moravian College
    (868-51-106)
  • 8:30 a.m.
    Periodic tiling and how to compute them.
    D. H. Huson*, University of Bielefeld, Germany
    (868-51-65)
  • 9:00 a.m.
    How do matching rules work?
    Joshua E. S. Socolar*, IBM T. J. Watson Research Center, Yorktown Heights, New York
    (868-05-109)
  • 9:30 a.m.
    Matching rules for quasiperiodic tilings: Topological approach.
    Andr\'e Katz*, Ecole Polytechnique, France
    Leonid S. Levitov, Institute for Theoretical Physics, USSR and Massachusetts Institute on Technology
    (868-52-145)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Phase Transitions and/or Front Propagation, I
  

  • 8:00 a.m.
    Mathematical existence of crystal growth with Gibbs-Thomson curvature effects.
    Fred Almgren*, Princeton University
    Lihe Wang, Princeton University
    (868-49-30)
  • 8:30 a.m.
    Surface energies and phase transitions.
    Irene Fonseca*, Carnegie Mellon University
    (868-49-80)
  • 9:00 a.m.
    Motion by crystalline curvature.
    Jean Taylor*, Rutgers University, New Brunswick
    (868-49-38)
  • 9:30 a.m.
    Elliptic regularization of motion by mean curvature.
    Tom Ilmanen*, Institute for Advanced Study
    (868-51-122)
• Saturday October 12, 1991, 8:00 a.m.-9:50 a.m.
  Special Session on Numerical Linear Algebra, I
  

  • 8:00 a.m.
    A projection cutting plane algorithm for convex programming problems.
    Mordukh E. Primak*, Temple University, Philadelphia
    Daniel B. Szyld, Temple University, Philadelphia
    (868-65-25)
  • 8:30 a.m.
    Parallel implementation of the hp-version of the finite element method on a shared-memory architecture.
    I. Babu\v ska, University of Maryland, College Park
    H. C. Elman*, University of Maryland, College Park
    K. Markley, Rice University
    (868-65-17)
  • 9:00 a.m.
    Laplace's equation and the Dirichlet-Neumann map in multiply connected domains.
    A. Greenbaum*, Courant Institute of Mathematical Sciences, New York University
    L. Greengard, Courant Institute of Mathematical Sciences, New York University
    G. B. McFadden, National Institute of Standards and Technology, Maryland
    (868-65-05)
  • 9:30 a.m.
    Some recent results on Schwarz type domain decomposition algorithms.
    Olof B. Widlund*, Courant Institute of Mathematical Sciences, New York University
    (868-65-10)
• Saturday October 12, 1991, 10:00 a.m.-11:00 a.m.
  Invited Address
  Phase transitions and front propagation.
  ROOM 501, Temple University Center City, 1619 Walnut Street
  Panagiotis E. Souganidis*, Brown University
  (868-35-153)
• Saturday October 12, 1991, 12:30 p.m.-1:30 p.m.
  Invited Address
  Hyperbolization and metrics of least curvature on 3-manifolds.
  ROOM 501, Temple University Center City, 1619 Walnut Street
  Michael T. Anderson*, State University of New York, Stony Brook
  (868-58-101)
• Saturday October 12, 1991, 1:45 p.m.-3:35 p.m.
  Special Session on Recent Progress in Ricci Curvature and Related Topics,II
  

  • 1:45 p.m.
    Multiplier ideal sheaves and Futaki's invariant.
    Alan M. Nadel*, Massachusetts Institute of Technology
    (868-53-46)
  • 2:25 p.m.
    On the topological growth of metric balls in a complete manifold with nonnegative Ricci curvature.
    Zhongmin Shen*, University of Michigan, Ann Arbor
    (868-53-92)
  • 3:05 p.m.
    Aspects of prescribing Ricci curvature.
    Dennis DeTurck*, University of Pennsylvania
    (868-53-114)
• Saturday October 12, 1991, 1:45 p.m.-4:05 p.m.
  Special Session on Modular Forms, Arithmetic Algebraic Geometry, II
  

  • 1:45 p.m.
    New bounds for exponential sums and a conjecture of MacWilliams and Sloane.
    Carlos J. Moreno*, Bernard M. Baruch College, City University of New York
    Oscar Moreno, University of Puerto Rico, Rio Piedras, Puerto Rico
    (868-11-129)
  • 2:15 p.m.
    A half-integral weight multiplicity-one theorem.
    Thomas R. Shemanske*, Dartmouth College
    Lynne H. Walling, University of Colorado, Boulder
    (868-11-104)
  • 2:45 p.m.
    Number-theoretic constructions of Ramanujan graphs.
    Wen-Ching Winnie Li*, Pennsylvania State University, University Park
    (868-11-124)
  • 3:15 p.m.
    Problem Session
• Saturday October 12, 1991, 1:45 p.m.-4:05 p.m.
  Special Session on Surgery Theory and Singular Spaces, II
  

  • 1:45 p.m.
    Quantum invariants of lens spaces and a Dehn surgery formula.
    Robion Kirby, University of California, Berkeley
    Paul Melvin*, Bryn Mawr College
    (868-57-156)
  • 2:15 p.m.
    L-theory and dihedral homology. II.
    Guillermo Corti\~nas*, Rutgers University, New Brunswick
    (868-19-133)
  • 2:45 p.m.
    On the UNil group of Cappell.
    Frank Connolly*, University of Notre Dame
    Tadeusz Kozniewski, University of Warsaw, Poland
    (868-57-157)
  • 3:15 p.m.
    Bounded surgery and non-linear similarity.
    Ian Hambleton*, McMaster University
    E. K. Pedersen, State University of New York, Binghamton
    (868-57-91)
  • 3:45 p.m.
    Cocompact actions on S^n x R^k.
    Erik Kjaer Pedersen*, State University of New York, Binghamton
    (868-57-108)
• Saturday October 12, 1991, 1:45 p.m.-4:05 p.m.
  Special Session on Geometric Analysis, II
  

  • 1:45 p.m.
    On Blaschke's affine surface area formula.
    Erwin Lutwak*, Polytechnic Institute of New York
    (868-44-110)
  • 2:15 p.m.
    Discrepancy of halfspaces.
    Ralph Alexander*, University of Illinois, Urbana-Champaign
    (868-52-125)
  • 2:45 p.m.
    Wavelets and self-affine tilings.
    Robert S. Strichartz*, Cornell University
    (868-41-115)
  • 3:15 p.m.
    A vanishing theorem for distributions and support theorems for Radon transforms.
    Jan Boman*, University of Stockholm, Sweden
    (868-44-88)
  • 3:45 p.m.
    Cohomology relative to the germ of an exact analytic form.
    Abdelhamid Meziani*, Florida International University
    (868-44-150)
• Saturday October 12, 1991, 1:45 p.m.-3:35 p.m.
  Special Session on Extreme Value Theory, II
  

  • 1:45 p.m.
    Bounding probabilities connected with multiple event sequences.
    Andras Prekopa*, Rutgers University, New Brunswick
    (868-60-128)
  • 2:15 p.m.
    Bivariate Bonferroni-type inequalities.
    Min-Young Lee*, DanKook University, Korea
    (868-60-44)
  • 2:45 p.m.
    Distribution functions related to the largest prime factor function.
    Jean Marie DeKoninck*, Universit\'e Laval
    (868-11-107)
  • 3:15 p.m.
    Informal Discussion
• Saturday October 12, 1991, 1:45 p.m.-4:00 p.m.
  Special Session on Applications of Microlocal Analysis to Partial Differential Equations, II
  

  • 1:45 p.m.
    Applications of microlocal analysis to partial differential equations.
    J. J. Kohn*, Princeton University
    (868-35-144)
  • 2:20 p.m.
    Convex domains of finite type.
    Jeffery D. McNeal*, Princeton University
    (868-35-160)
  • 2:55 p.m.
    Microlocal analytic hypoellipicity for box_b.
    David S. Tartakoff*, University of Illinois, Chicago
    Makhlouf Derridj, University of Paris-Sud, France
    (868-35-161)
  • 3:30 p.m.
    Global analytic hypoellipticity of the barred partial-Neumann problem on decoupled Hartogs domains in dimension two.
    So-Chin Chen*, State University of New York, Albany
    (868-32-71)
• Saturday October 12, 1991, 1:45 p.m.-4:15 p.m.
  Special Session on Variational Problems in Low Dimensional Geometry, II
  

  • 1:45 p.m.
    Complete embedded minimal surfaces of finite total curvature with three ends.
    David Hoffman*, University of Massachusetts, Amherst
    (868-53-173)
  • 2:25 p.m.
    Harmonic immersions of surfaces into hyperbolic 3-manifolds.
    Michael Wolf*, Rice University
    (868-58-142)
  • 3:05 p.m.
    Volume minimization of Lagrangian submanifolds under Hamiltonian deformations.
    Yong-Geun Oh*, Courant Institute of Mathematical Sciences, New York University
    (868-53-70)
  • 3:45 p.m.
    Nonuniqueness and high energy solutions for the Yamabe problem.
    Daniel Pollack*, Stanford University
    (868-35-32)
• Saturday October 12, 1991, 1:45 p.m.-3:35 p.m.
  Special Session on Rings and Representations, II
  

  • 1:45 p.m.
    Lie bialgebra structures for the Witt algebra, the Virasoro algebra, Vect (S^1), and their dual Lie coalgebras.
    Walter J. Michaelis*, University of New Orleans
    (868-17-165)
  • 2:15 p.m.
    Witt and Virasoro algebras as Lie bialgebras.
    Earl J. Taft*, Rutgers University, New Brunswick and Mathematical Sciences Research Institute, Berkeley
    (868-17-19)
  • 2:45 p.m.
    Degree lowering algorithm and applications to the Weyl algebra.
    C. A. Dean*, University of Michigan, Ann Arbor
    J. W. Kerr, Michigan State University
    (868-16-187)
  • 3:15 p.m.
    On fully invariant ideals of the free group algebra and the free associative algebra.
    Samuel M. Vovsi*, Rutgers University, New Brunswick
    (868-16-140)
• Saturday October 12, 1991, 1:45 p.m.-4:05 p.m.
  Special Session on Tilings, II
  

  • 1:45 p.m.
    Golden isozonohedra, indiscrete regular tessellations, and quasicrystals.
    H. S. M. Coxeter*, University of Toronto
    (868-51-43)
  • 2:15 p.m.
    Regular maps constructed from linear groups.
    Peter McMullen, University College of London, England
    Barry Monson, University of New Brunswick
    Asia Ivi\'c Weiss*, York University
    (868-51-76)
  • 2:45 p.m.
    Monotypic tilings.
    Egon Schulte*, Northeastern University
    (868-52-77)
  • 3:15 p.m.
    Self-similar tiles with one tile.
    Karlheinz Grochenig*, University of Connecticut, Storrs
    (868-52-67)
  • 3:45 p.m.
    Matching conditions for, and minor modifications of, the 2-tile rhomboid set in 3-space.
    Robert Ammann*, Billerica, Massachusetts
    (868-52-181)
• Saturday October 12, 1991, 1:45 p.m.-4:05 p.m.
  Special Session on Phase Transitions and/or Front Propagation, II
  

  • 1:45 p.m.
    Dynamical issues for the Cahn-Hilliard equation.
    Paul C. Fife*, University of Utah
    (868-35-55)
  • 2:15 p.m.
    Dynamics of the Cahn-Hilliard equation.
    Peter W. Bates*, Brigham Young University
    (868-35-34)
  • 2:45 p.m.
    Slow dynamics of spherical fronts for the Cahn-Hilliard equation.
    N. D. Alikakos, University of Tennessee, Knoxville
    G. Fusco*, University of Rome, Italy
    (868-35-119)
  • 3:15 p.m.
    Slow evolution for the Cahn-Hilliard equation revisited.
    Lia Bronsard*, Carnegie Mellon University
    Danielle Hilhorst, University of Paris, France
    (868-35-36)
  • 3:45 p.m.
    On the spectrum of the Cahn-Hilliard operator.
    Nicholas D. Alikakos*, University of Tennessee, Knoxsville and University of Crete, Greece
    Giorgio Fusco, University of Rome, Italy
    (868-35-143)
• Saturday October 12, 1991, 1:45 p.m.-4:05 a.m.
  Special Session on Numerical Linear Algebra, II
  

  • 1:45 p.m.
    On the convex hull of projection matrices.
    Michael L. Overton*, Courant Institute of Mathematical Sciences, New York University
    Robert S. Womersley, University of New South Wales, Australia
    (868-65-14)
  • 2:15 p.m.
    Joint stability of two matrices and their joint spectral radius.
    Gilbert Strang*, Massachusetts Institute of Technology
    (868-65-07)
  • 2:45 p.m.
    Eigenvalues and pseudo-eigenvalues of nonsymmetric random matrices.
    Lloyd N. Trefethen*, Cornell University
    (868-65-20)
  • 3:15 p.m.
    Updatable, rank-revealing decompositions.
    G. W. Stewart*, University of Maryland, College Park
    (868-65-01)
  • 3:45 p.m.
    Numerical computation of an analytic, singular value decomposition of a matrix valued function.
    Angelika Bunse-Gerstner, University of Bielefeld, Germany
    Ralph Byers*, University of Kansas
    Volker Mehrmann, University of Bielefeld, Germany
    Nancy K. Nichols, University of Reading, United Kingdom
    (868-65-03)
• Saturday October 12, 1991, 1:45 p.m.-4:25 p.m.
  Session on Analysis
  

  • 1:45 p.m.
    A relation between the Jacobian and the elementary generalized Wronskians.
    Kenneth Wolsson*, Fairleigh Dickinson University
    (868-26-53)
  • 2:00 p.m.
    Zeros of the successive derivatives of power series with Hadamard gaps.
    Robert Gethner*, Franklin & Marshall College
    (868-30-04)
  • 2:15 p.m.
    Initial value problems and Green's functions for Leveroni wave operators.
    Steven D. Bronson*, Boston University
    Wing-Tsin Ma, Boston University
    Raymond J. Nagem, Boston University
    (868-39-182)
  • 2:30 p.m.
    Non-dispersive and isotropic wave operators for a lattice.
    Susan Leveroni*, Boston University
    Guido v. H. Sandri, Boston University
    (868-39-183)
  • 2:45 p.m.
    Quantum wavelets: The Dirac variational principle.
    D. F. Hsu*, Boston University
    D. Coker, Boston University
    G. v. H. Sandri, Boston University
    (868-41-190)
  • 3:00 p.m.
    New methods for solving Fredholm integral equations.
    Thomas W. Drueding*, Boston University
    Guido v. H. Sandri, Boston University
    Y. M. Fleming Lure, Caelum Research Corporation, Maryland
    H. Y. Michael Yeh, Caelum Research Corporation, Maryland
    (868-45-188)
  • 3:15 p.m.
    Construction of a convolution algebra.
    Brahm A. Rhodes*, Harvard Medical School
    Thomas W. Drueding, Boston University
    (868-13-189)
  • 3:30 p.m.
    A random number generator based on the logistic equation.
    J. J. Collins, Boston University
    Guido v. H. Sandri*, Boston University
    (868-60-180)
  • 3:45 p.m.
    Rigorous solutions for elastic wave scattering.
    Mark K. Hinders*, Massachusetts Institute of Technology
    Ta-Ming Fang, Massachusetts Institute of Technology
    (868-73-184)
  • 4:00 p.m.
    Some numerical integration methods using Taylor polynominals.
    Alan Horwitz*, Pennsylvania State University, Media
    (868-65-127)
  • 4:15 p.m.
    Exploring Hermite interpolation with mathematica.
    Clifford A. Reiter*, Lafayette College
    (868-65-57)
• Saturday October 12, 1991, 1:45 p.m.-3:40 p.m.
  Session on Algebra and Geometry
  

  • 1:45 p.m.
    A note on computing eigenvalues of banded Hermitian Toeplitz matrices.
    William F. Trench*, Trinity University
    (868-15-96)
  • 2:00 p.m.
    Boolean lattices of function spaces on direct products of groups with zeros.
    Hassan Sedaghat*, Virginia Commonwealth University
    (868-22-83)
  • 2:15 p.m.
    Construction of a universal point for aperiodic tilings.
    Catherine Gorini*, Maharishi International University
    (868-51-66)
  • 2:30 p.m.
    The valance and coloring problems.
    Jonathan Sondow*, Yeshiva University
    (868-52-82)
  • 2:45 p.m.
    Families of nearly neighborly rectangular polytopes.
    Julie D. Simon*, Antioch College
    (868-52-168)
  • 3:00 p.m.
    Tiling by stacks.
    Linda Fosnaugh*, Emporia State University
    David Klarner, University of Nebraska, Lincoln
    (868-05-131)
  • 3:15 p.m.
    Inverse problems in design theory.
    Vadim Komkov*, Air Force Institute of Technology
    (868-73-135)
  • 3:30 p.m.
    The Selberg conjecture for SL(3,Z).
    Jonathan Huntley*, Bernard M. Baruch College, City University of New York
    David E. Tepper, Bernard M. Baruch College, City University of New York
    (868-11-58)

Inquiries:  meet@ams.org

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