Skip to Main Content

AMS Sectional Meeting Full Program

Current as of Tuesday, April 12, 2005 15:09:11

Program  |  Deadlines  |  Inquiries:  meet@ams.org

Southeastern 1994 Spring Sectional Meeting
Lexington, KY, March 18-19, 1994
Meeting #890

Associate secretaries:
Robert J Daverman, AMS daverman@math.utk.edu

Friday March 18, 1994

  • Friday March 18, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Infinite Groups and Group Rings, I
    Room 201, Business and Economics

    • 8:30 a.m.
      Using symbolic computer calculations to construct group representations.
      Thomas A. Fournelle*, University of Wisconsin, Parkside
      (890-20-54)
    • 9:00 a.m.
      Are dimension quotients D_n(G)/lower case gamma_n(G) central?
      Narain Gupta*, University of Manitoba
      (890-20-120)
    • 9:30 a.m.
      Semisimplicity of crossed products.
      Derek J. S. Robinson*, University of Illinois, Urbana-Champaign
      Eli Aljadeff, Israel Institute of Technology, Israel
      (890-20-14)
    • 10:00 a.m.
      Near commutativity conditions in groups.
      Luise-Charlotte Kappe*, State University of New York, Binghamton
      Michael Tomkinson, University of Glasgow, United Kingdom
      (890-20-35)
    • 10:30 a.m.
      Some non-Specht multilinear commutator identities.
      C. Kanta Gupta*, University of Manitoba
      (890-20-119)

  • Friday March 18, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Graph Theory, I
    Room 313, Business and Economics

    • 8:30 a.m.
      Alternating walks in partially 2-edge-colored graphs and optimal strength of graph labeling.
      Andr\'e E. K\'ezdy, University of Louisville
      Chi Wang*, University of Louisville
      (890-05-48)
    • 9:00 a.m.
      Chromatic difference sequences.
      Karen L. Collins*, Wesleyan University
      (890-05-21)
    • 9:30 a.m.
      On the ultimate normalized chromatic difference sequence of a graph.
      Huishan Zhou*, Georgia State University
      (890-05-24)
    • 10:00 a.m.
      The greatest common divisor index of a graph.
      Gary Chartrand, Western Michigan University
      Saba Farrokh, Western Michigan University
      Wayne Goddard, University of Pennsylvania
      Grzegorz Kubicki*, University of Louisville
      Christina M. Mynhardt, University of South Africa, Republic of South Africa
      (890-05-85)
    • 10:30 a.m.
      On m-chromatic factorizations of complete graphs.
      Gary Chartrand*, Western Michigan University
      H\'ector Hevia, Universidad Cath\'olica de Valparaiso, Chile
      Ortrud R. Oellermann, Brandon University
      (890-05-52)

  • Friday March 18, 1994, 8:30 a.m.-10:50 p.m.
    Special Session on Collaborative Learning in Calculus and Precalculus, I
    Room 252, Business and Economics

    • 8:30 a.m.
      Collaborative learning--The cutting edge, and more fun for everybody.
      Uri Treisman*, University of California, Berkeley
      (890-99-173)
    • 9:00 a.m.
      Achieving a diverse graduating class.
      Ray Shiflett*, California Polytechnic State University
      (890-98-25)
    • 9:30 a.m.
      Long-term benefits of collaborative learning programs: A case study.
      Martin Vern Bonsangue*, California State University, Fullerton
      (890-98-40)
    • 10:00 a.m.
      Panel Discussion on {\it Collaborative programs}, Uri Treisman, Martin Bonsangue, and Ray Shiflett

  • Friday March 18, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Homotopy Theory, I
    Room 213, Business and Economics

    • 8:30 a.m.
      E_infinity module spectra over connective K-theory.
      Jerome J. Wolbert*, University of Chicago
      (890-55-83)
    • 9:00 a.m.
      A few remarks on Hopf algebra cohomology.
      John H. Palmieri*, University of Wisconsin, Madison
      (890-55-137)
    • 9:30 a.m.
      On torsion in the cohomology of certain mapping spaces.
      Nicholas J. Kuhn*, University of Virginia
      Mark Winstead, University of California at San Diego, La Jolla
      (890-55-90)
    • 10:00 a.m.
      Topological Quillen homology.
      Thomas Hunter*, Swarthmore College
      James McClure, Purdue University, West Lafayette
      (890-55-126)
    • 10:30 a.m.
      Topological Hochschild homology of extensions of Z and Z/p by polynomials.
      Ayelet Lindenstrauss*, University of Pennsylvania
      (890-55-122)

  • Friday March 18, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Quantum Algebraic Geometry, I
    Room 215, Business and Economics

    • 8:30 a.m.
      K3 surfaces with involution and mirror pairs of Calabi-Yau manifolds.
      Ciprian Borcea*, Rider College
      (890-14-39)
    • 9:20 a.m.
      Fibrations on Calabi-Yau threefolds.
      Antonella Grassi*, University of Pennsylvania
      (890-14-93)
    • 10:10 a.m.
      Mirror symmetry for elliptic Calabi-Yau threefolds with constant J-invariant.
      Mark W. Gross*, Cornell University, Ithaca
      (890-14-144)

  • Friday March 18, 1994, 8:45 a.m.-10:50 a.m.
    Special Session on Mathematics of Many-Body Quantum Theory, I
    Room 305, Business and Economics

    • 8:45 a.m.
      Introduction.
      Mary Beth Ruskai*, University of Massachusetts, Lowell
      (890-81-152)
    • 9:00 a.m.
      Essential spectrum of an n-particle Hamiltonian in a magnetic field.
      Gregorij Zhislin*, Russian Academy of Sciences, Russia
      (890-81-57)
    • 9:30 a.m.
      Limits on stability of positive molecular ions in a homogeneous magnetic field.
      Simeon Vugal'ter*, Steklov Institute of Mathematics, Russia
      (890-81-58)
    • 10:00 a.m.
      Binding of atoms and stability of molecules in Thomas-Fermi and Hartree models.
      Isabelle Catto*, University of Paris-Dauphine, France
      (890-81-115)
    • 10:30 a.m.
      Rates on convergence for the Rayleigh-Ritz variational methods.
      Robert Nyden Hill*, University of Delaware
      (890-81-75)

  • Friday March 18, 1994, 9:00 a.m.-10:50 a.m.
    Special Session on Geometric Group Theory and Metric Geometry, I
    Room 208, Business and Economics

    • 9:00 a.m.
      Compactifying covers of 3-manifolds.
      Mike Mihalik*, Vanderbilt University
      (890-20-36)
    • 9:40 a.m.
      Tame combings and rewriting systems for groups.
      Susan M. Hermiller*, University of Melbourne, Australia
      John Meier, Lafayette College
      (890-20-37)
    • 10:20 a.m.
      Normalizers in semihyperbolic groups.
      Juan M. Alonso*, Stockholm University, Sweden
      (890-20-96)

  • Friday March 18, 1994, 9:00 a.m.-10:50 a.m.
    Special Session on Partial Differential Equations and Minimal Smoothness Conditions, I
    Room 301, Business and Economics

    • 9:00 a.m.
      The Cauchy problem for nonlinear parabolic equations of very fast diffusion type.
      Panagiota Daskalopoulos*, University of Minnesota, Minneapolis
      Manuel Del Pino, University of Chicago
      (890-35-67)
    • 9:30 a.m.
      Regularity of A-harmonic function.
      Pekka J. Koskela, University of Michigan
      Enrique Villamor, Florida International University
      Juan J. Manfredi*, University of Pittsburgh
      (890-30-149)
    • 10:00 a.m.
      Embedding theorems on various function spaces associated with degenerate vector fields and applications.
      Guozhen Lu*, Wright State University
      (890-46-79)
    • 10:30 a.m.
      Isoperimetric and Sobolev inequalities for Carnot-Caratheodory metrics.
      Nicola Garofalo*, Purdue University, West Lafayette
      (890-35-172)

  • Friday March 18, 1994, 11:00 a.m.-11:50 a.m.
    Invited Address

  • Friday March 18, 1994, 1:30 p.m.-2:20 p.m.
    Invited Address
    Mirror symmetry and the quantum moduli space of Calabi-Yau manifolds.
    Room 148, Business and Economics
    David R. Morrison*, Duke University
    (890-14-154)

  • Friday March 18, 1994, 2:30 p.m.-5:20 p.m.
    Special Session on Infinite Groups and Group Rings, II
    Room 201, Business and Economics

    • 2:30 p.m.
      Computer generated results on the unit groups of modular group algebras.
      Donald B. Coleman, University of Kentucky
      Robert Sandling*, University of Manchester, United Kingdom
      (890-16-62)
    • 3:00 p.m.
      Semiprimitivity of group algebras.
      Donald S. Passman*, University of Wisconsin, Madison
      (890-16-06)
    • 3:30 p.m.
      Building on a counter-example to a conjecture of Hans Zassenhaus.
      Peter Floodstrand Blanchard*, University of Virginia
      (890-20-156)
    • 4:00 p.m.
      Constructing units in ZG.
      S. K. Sehgal*, University of Alberta
      (890-16-16)
    • 4:30 p.m.
      Units of infinite order in certain group rings.
      Gary Thompson*, Virginia Commonwealth University
      (890-20-09)
    • 5:00 p.m.
      On the unit conjecture and the support of units in group algebras.
      Peter C. Pappas*, Vassar College
      (890-99-170)

  • Friday March 18, 1994, 2:30 p.m.-5:00 p.m.
    Special Session on Geometric Group Theory and Metric Geometry, II
    Room 208, Business and Economics

    • 2:30 p.m.
      Groups course quasi-isometric to H^2 x R.
      Eleanor G. Rieffel*, University of Southern California
      (890-22-81)
    • 3:10 p.m.
      Automatic structures on extensions of F_2 by Z.
      Thomas Brady*, Brigham Young University
      (890-20-80)
    • 3:50 p.m.
      Constructing (semi) hyperbolic groups via cubical complexes.
      John Meier*, Lafayette College
      (890-20-41)
    • 4:30 p.m.
      Pseudo-Ansov diffeomorphisms with prescribed cubic expansions.
      Richard W. Kenyon*, Centre National de la Recherche Scientifique, France
      (890-20-42)

  • Friday March 18, 1994, 2:30 p.m.-4:50 p.m.
    Special Session on Partial Differential Equations and Minimal Smoothness Conditions, II
    Room 301, Business and Economics

    • 2:30 p.m.
      Singular integrals and parabolic PDE.
      Steve Hofmann*, Wright State University
      (890-42-19)
    • 3:00 p.m.
      Boundary value problems for the Maxwell system.
      Marius Mitrea*, University of South Carolina, Columbia
      (890-35-33)
    • 3:30 p.m.
      Transmission problems in electromagnetism.
      Rodolfo H. Torres*, University of Michigan, Ann Arbor
      (890-35-55)
    • 4:00 p.m.
      Third derivative estimates for Dirichlet's problem in convex domains.
      Stephen J. Fromm*, McMaster University
      David Jerison, Massachusetts Institute of Technology
      (890-35-97)
    • 4:30 p.m.
      Parabolic equations with coefficients in Morrey spaces.
      Gary M. Lieberman*, Iowa State University
      (890-35-145)

  • Friday March 18, 1994, 2:30 p.m.-6:00 p.m.
    Special Session on Graph Theory, II
    Room 313, Business and Economics

    • 2:30 p.m.
      Forbidden subgraphs and Hamiltonian properties.
      Ralph Faudree*, Memphis State University
      Zdenek Ryjacek, University of West Bohemia, Czech Federal Republic
      Ingo Schiermeyer, Technische Hochsuchule Aachen, Germany
      (890-05-77)
    • 3:00 p.m.
      The transfer matrix method for counting cycles and paths on grid graphs.
      Y. H. Harris Kwong*, State University of New York, College at Fredonia
      D. G. Rogers, The University, Aberdeen, United Kingdom
      (890-05-63)
    • 3:30 p.m.
      Large enough rectangles can be tiled, but how large is "enough"?
      Darren A. Narayan, State University of New York, Binghamton
      Allen J. Schwenk*, Western Michigan University
      (890-05-50)
    • 4:00 p.m.
      Graph rigidity and connectivity.
      D. S. Franzblau*, Rutgers University, Piscataway
      (890-05-69)
    • 4:30 p.m.
      Extremal graphs for intersecting triangles.
      P. Erd\"os, Hungarian Academy of Science, Hungary
      Z. F\"uredi, University of Illinois, Urbana-Champaign
      R. J. Gould*, Emory University
      D. S. Gunderson, Emory University
      (890-05-29)
    • 5:00 p.m.
      Problem session

  • Friday March 18, 1994, 2:30 p.m.-5:50 p.m.
    Special Session on Collaborative Learning in Calculus and Precalculus, II
    Room 252, Business and Economics

    • 2:30 p.m.
      Collaborative learning in calculus and precalculus.
      Peter U. Georgakis*, Santa Barbara City College
      (890-98-27)
    • 3:00 p.m.
      Discussion
    • 3:30 p.m.
      Mathematical collaborative learning at Shoreline Community College.
      Carl Main*, Shoreline Community College
      (890-98-114)
    • 4:00 p.m.
      Discussion
    • 4:30 p.m.
      Unique university/high school collaboration increases mathematics access.
      Roberta L. Dees*, University of Illinois, Chicago
      (890-97-32)
    • 5:00 p.m.
      Panel Discussion on {\it Collaborative workshops}, Roberta Dees and Michael Freeman.

  • Friday March 18, 1994, 2:30 p.m.-4:50 p.m.
    Special Session on Inverse Spectral Problems: Theory and Computation, I
    Room 306, Business and Economics

    • 2:30 p.m.
      Using eigenvalues to detect coefficient singularities.
      Robert Carlson*, University of Colorado, Colorado Springs
      (890-34-34)
    • 3:00 p.m.
      A finite difference algorithm for an inverse Sturm-Liouville problem.
      Roger Knobel, University of Texas-Pan American
      Richard Fabiano, Jr., Texas A & M University, College Station
      Bruce Lowe*, Texas A & M University, College Station
      (890-34-11)
    • 3:30 p.m.
      Asymptotics for natural frequencies and mode shapes for vibrating, rectangular membranes.
      Ole H. Hald, University of California, Berkeley
      Joyce R. McLaughlin*, Rensselaer Polytechnic Institute
      (890-35-151)
    • 4:00 p.m.
      The spectral theory of a fourth-order periodic eigenvalue problem.
      Vassilis G. Papanicolaou*, Wichita State University
      (890-34-105)
    • 4:30 p.m.
      Inverse boundary value problems for first order perturbations of the Laplacian.
      Gunther Uhlmann*, University of Washington
      (890-35-104)

  • Friday March 18, 1994, 2:30 p.m.-5:50 p.m.
    Special Session on Homotopy Theory, II
    Room 213, Business and Economics

    • 2:30 p.m.
      Local Dickson invariants.
      Dan Arnon*, Massachusetts Institute of Technology
      (890-55-121)
    • 3:00 p.m.
      Algebraic elements of Pic_n.
      Mark Mahowald, Northwestern University
      Hal Sadofsky*, Johns Hopkins University
      (890-55-128)
    • 3:30 p.m.
      The cohomology of finite-dimensional Hopf algebras.
      Anetta Bajer*, Pennsylvania State University, Reading
      Hal Sadofsky, Johns Hopkins University
      (890-55-135)
    • 4:00 p.m.
      Commutative algebra in equivariant stable homotopy theory.
      J. P. May*, University of Chicago
      (890-55-131)
    • 4:30 p.m.
      Looping Bousfield-Kan towers.
      James M. Turner*, Massachusetts Institute of Technology
      (890-55-61)
    • 5:00 p.m.
      THH of A_infinity and E_infinity ring spectra revisited.
      A. D. Elmendorf*, Purdue University, Calumet Campus
      (890-19-08)
    • 5:30 p.m.
      Hybrid spaces with interesting cohomology.
      Kathryn Lesh*, University of Toledo
      (890-55-138)

  • Friday March 18, 1994, 2:30 p.m.-6:30 p.m.
    Special Session on Quantum Algebraic Geometry, II
    Room 215, Business and Economics

    • 2:30 p.m.
      Mirror symmetry for hypersurfaces in weighted projective space and topological couplings.
      Per Berglund*, Institute for Advanced Study
      Sheldon Katz, Oklahoma State University
      (890-14-95)
    • 3:20 p.m.
      The nonlinear K\"ahler form in quantum geometry.
      Paul S. Aspinwall*, Institute for Advanced Study
      (890-14-68)
    • 4:10 p.m.
      Discussion
    • 5:00 p.m.
      On Weil-Petersson completions of moduli spaces of Calabi-Yau manifolds.
      Paul S. Green, University of Maryland, College Park
      Yoshiko Hayakawa*, University of Maryland, College Park
      (890-14-84)
    • 5:50 p.m.
      Quantum cohomology and mirror symmetry for a hypersurface in a toric variety.
      M. Ronen Plesser*, Institute for Advanced Study
      (890-14-94)

  • Friday March 18, 1994, 2:30 p.m.-5:20 p.m.
    Special Session on Mathematics of Many-Body Quantum Theory, II
    Room 305, Business and Economics

    • 2:30 p.m.
      Local properties of coulombic wave functions.
      M. Hoffmann-Ostenhof*, University of Wien, Austria
      T. Hoffmann-Ostenhof, Vienna University, Austria
      H. Stremnitzer, University of Wien, Austria
      (890-81-98)
    • 3:00 p.m.
      Solutions of Schrodinger equations that decay superexponentially fast.
      Jaime Cruz*, Universidad de las Americas, Mexico
      (890-35-60)
    • 3:30 p.m.
      Regularity properties of the zero set of solutions to Schr\"odinger equations.
      T. Hoffmann-Ostenhof*, Vienna University, Austria
      M. Hoffmann-Ostenhof, University of Wien, Austria
      N. Nadirashvili, Academy of Sciences of the USSR, Moscow
      (890-35-82)
    • 4:00 p.m.
      Magnetic Lieb-Thirring inequalities.
      L\'aszl\'o Erd\"os*, Princeton University
      (890-81-07)
    • 4:30 p.m.
      Localization for the wave equation in random media.
      J. M. Combes, University of Toulon, France
      P. D. Hislop, University of Kentucky
      C. A. Shubin*, California State University, Northridge
      A. Tip, Instituut voor Atoom en Moolecuulfysia, Netherlands
      (890-80-163)
    • 5:00 p.m.
      Localisation of wave functions near a critical value of the energy.
      Thierry Paul*, University of Paris-Dauphine, France
      (890-81-157)

Saturday March 19, 1994

  • Saturday March 19, 1994, 8:00 a.m.-10:50 a.m.
    Special Session on Collaborative Learning in Calculus and Precalculus, III
    Room 252, Business and Economics

    • 8:00 a.m.
      An applied Treisman style calculus intervention at a coop university.
      Maurice Gilmore*, Northeastern University
      (890-98-23)
    • 8:30 a.m.
      Enrichment programs in calculus.
      Joseph Egar, Cleveland State University
      Sherwood Silliman*, Cleveland State University
      Bhushan Wadhwa, Cleveland State University
      (890-98-28)
    • 9:00 a.m.
      Discussion
    • 9:30 a.m.
      Potential impact that a collaborative learning program can have throughout campus.
      Paul R. McCreary*, University of Illinois, Urbana-Champaign
      (890-98-76)
    • 10:00 a.m.
      Wisconsin emerging scholars program.
      Michael Bleicher*, University of Wisconsin, Madison
      (890-98-99)
    • 10:30 a.m.
      Discussion

  • Saturday March 19, 1994, 8:00 a.m.-9:55 a.m.
    General Session
    Room 215, Business and Economics

    • 8:00 a.m.
      Five-fold loop spaces with trivial Dyer-Lashof and Browder operations.
      Mark Foskey*, University of California at San Diego, La Jolla
      (890-55-46)
    • 8:15 a.m.
      The mixed harmonious Ramsey number.
      David Moser*, Manchester College
      (890-05-107)
    • 8:30 a.m.
      A generalization of the Liouville's theorem on elementary functions.
      N. V. Rao*, University of Toledo
      (890-12-87)
    • 8:45 a.m.
      Wave polynomials.
      Allan Fryant*, Greensboro College
      M. K. Vemuri, University of Chicago
      (890-35-18)
    • 9:00 a.m.
      Manifold with the structure satisfying F^K+1 - a^2 F^K-1 = 0.
      Lovejoy Das*, Kent State University
      (890-53-110)
    • 9:15 a.m.
      Convergence problems for partially observed stochastic games.
      Kandethody Ramachandran*, University of South Florida
      (890-60-109)
    • 9:30 a.m.
      On the numerical stability of Volterra integral equations with several delays.
      Baruch Cahlon*, Oakland University
      (890-65-108)
    • 9:45 a.m.
      Preparing instructors for the collaborative learning environment.
      Bradford J. Kline*, University of Illinois, Urbana-Champaign
      (890-98-92)

  • Saturday March 19, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Infinite Groups and Group Rings, III
    Room 201, Business and Economics

    • 8:30 a.m.
      The generalized Wielandt subgroup of a group.
      James C. Beidleman, University of Kentucky
      Martyn R. Dixon*, University of Alabama
      Derek J. S. Robinson, University of Illinois, Urbana-Champaign
      (890-20-02)
    • 9:00 a.m.
      A new characterization of totally projective groups.
      Paul Hill*, Auburn University, Auburn
      (890-20-47)
    • 9:30 a.m.
      On periodic products of groups.
      Sergei Ivanov*, University of Illinois, Urbana-Champaign
      (890-20-31)
    • 10:00 a.m.
      Relation modules of infinite groups.
      Martin J. Evans*, University of Alabama
      (890-20-102)
    • 10:30 a.m.
      The isomorphism problem for cyclically pinched one-relator groups.
      Gerhard Rosenberger*, University of Dortmund, Germany
      (890-20-10)

  • Saturday March 19, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Graph Theory, III
    Room 313, Business and Economics

    • 8:30 a.m.
      The median procedure on median graphs.
      F. R. McMorris*, University of Louisville
      Henry Martyn Mulder, Erasmus University, The Netherlands
      Fred S. Roberts, Rutgers University, New Brunswick
      (890-05-15)
    • 9:00 a.m.
      Venn diagrams and Venn graphs.
      Kiran B. Chilakamarri, Central State University
      Peter Hamburger, Indiana University-Purdue University, Ft.\ Wayne
      Raymond E. Pippert*, Indiana University-Purdue University, Ft.\ Wayne
      (890-05-53)
    • 9:30 a.m.
      Generation of trees with fixed height and bounded degree.
      Kathleen A. McKeon*, Connecticut College
      (890-05-101)
    • 10:00 a.m.
      Using graph theory in statistics.
      Terry McKee*, Wright State University
      (890-05-03)
    • 10:30 a.m.
      Nonmonotonic logics-applications to graph theory.
      Miroslaw Truszczynski*, University of Kentucky
      (890-05-30)

  • Saturday March 19, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Homotopy Theory, III
    Room 213, Business and Economics

    • 8:30 a.m.
      Duals of Thom complexes.
      Robert R. Bruner*, Wayne State University
      (890-55-125)
    • 9:00 a.m.
      Complex oriented cohomology of covers of BU.
      Neil Strickland*, Massachusetts Institute of Technology
      (890-55-127)
    • 9:30 a.m.
      Tate cohomology for arbitrary groups.
      Guido Mislin*, Eidgen Technische Hochschule, Switzerland
      (890-18-70)
    • 10:00 a.m.
      The mod p K-theory of cap omega^kS^2n+1).
      Lisa Langsetmo*, Wayne State University
      (890-55-91)
    • 10:30 a.m.
      A generalization of Swan's theorem.
      John R. Martino*, Western Michigan University
      Stewart B. Priddy, Northwestern University
      (890-55-123)

  • Saturday March 19, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Quantum Algebraic Geometry, III
    Room 215, Business and Economics

    • 8:30 a.m.
      The mirror symmetry of n-folds with K=) may nevertheless be trivial.
      Tristan H\"ubsch*, Howard University
      (890-14-140)
    • 9:20 a.m.
      Duality symmetries in string theory.
      Xenia C. de la Ossa*, Institute for Advanced Study
      (890-14-147)
    • 10:10 a.m.
      Less is more: On the moduli space of (0,2) SCFTs.
      Jacques Distler*, Princeton University
      (890-14-160)

  • Saturday March 19, 1994, 8:30 a.m.-10:50 a.m.
    Special Session on Mathematics of Many-Body Quantum Theory, III
    Room 305, Business and Economics

    • 8:30 a.m.
      Number theory, atoms and classical mechanics.
      Luis A. Seco*, University of Toronto
      (890-81-38)
    • 9:00 a.m.
      Asymptotic completeness for N-particle long range systems in constant magnetic fields.
      Izabella \L aba*, University of Toronto
      (890-78-71)
    • 9:30 a.m.
      Geometric methods in inverse scattering theory.
      Ricardo Weder*, IIMAS-UNAM, Mexico
      (890-35-74)
    • 10:00 a.m.
      Perturbation theory for the Schrodinger operator with a periodic potential.
      Yulia E. Karpeshina*, Saint Petersburg State University, Russia
      (890-81-56)
    • 10:30 a.m.
      Segal-Bargmann transform in L^p spaces.
      Stephen B. Sontz*, University of Virginia
      (890-81-59)

  • Saturday March 19, 1994, 9:00 a.m.-10:50 a.m.
    Special Session on Geometric Group Theory and Metric Geometry, III
    Room 208, Business and Economics

    • 9:00 a.m.
      An ultra-pumping lemma with applications to negatively curved groups.
      Kim Ruane*, Florida State University
      (890-20-116)
    • 9:40 a.m.
      Infinite dimensional boundaries of negatively curved spaces.
      Eric Lewis Swenson*, Michigan Tech University
      (890-20-171)
    • 10:20 a.m.
      Metrics on infinite dimensional groups.
      Conrad Plaut*, University of Tennessee
      (890-28-89)

  • Saturday March 19, 1994, 9:00 a.m.-10:50 a.m.
    Special Session on Partial Differential Equations and Minimal Smoothness Conditions, III
    Room 301, Business and Economics

    • 9:00 a.m.
      Regularity of solutions to the Schr\"odinger equation.
      Jiaping Zhong*, University of Texas, Austin
      (890-35-112)
    • 9:30 a.m.
      Uniqueness in the Cauchy problems for higher order elliptic differential operators.
      Wensheng Wang*, University of Chicago
      (890-35-66)
    • 10:00 a.m.
      Boundary uniqueness for solutions of parabolic equations in nonsmooth domains.
      Carlos E. Kenig*, University of Chicago
      (890-35-166)
    • 10:30 a.m.
      Estimates for elliptic PDE in cones.
      Gregory Verchota*, Syracuse University
      Jill Pipher, Brown University
      (890-35-150)

  • Saturday March 19, 1994, 9:00 a.m.-10:50 a.m.
    Special Session on Inverse Spectral Problems: Theory and Computation, II
    Room 306, Business and Economics

    • 9:00 a.m.
      On identification of nonlinear modal interactions in response dominated by linear behavior.
      Suzanne Weaver Smith*, University of Kentucky
      (890-93-134)
    • 9:30 a.m.
      Determining coefficients using multiple input sources.
      Bruce Lowe, Texas A & M University, College Station
      William Rundell*, Texas A & M University, College Station
      (890-35-143)
    • 10:00 a.m.
      Mathematical foundations of the hole-drilling method for evaluation of residual stress.
      Chi-Sing Man*, University of Kentucky
      (890-73-146)
    • 10:30 a.m.
      Reconstruction of a general second order elliptic operator via incomplete boundary spectral data.
      Alexander Katchalov*, University of Kentucky
      (890-35-65)

  • Saturday March 19, 1994, 9:30 a.m.-10:50 a.m.
    Special Session on Elliptic Genera and Elliptic Cohomology, I
    Room 206, Business and Economics

    • 9:30 a.m.
      HP^2-bundles and elliptic homology.
      Matthias Kreck, University of Mainz, Germany
      Stephan Stolz*, University of Notre Dame
      (890-55-165)
    • 10:00 a.m.
      Some new results on elliptic genus.
      Kefeng Liu*, Massachusetts Institute of Technology
      (890-55-159)
    • 10:30 a.m.
      Discussion

  • Saturday March 19, 1994, 11:00 a.m.-11:50 a.m.
    Invited Address

  • Saturday March 19, 1994, 1:30 p.m.-2:20 p.m.
    Invited Address

  • Saturday March 19, 1994, 2:30 p.m.-4:50 p.m.
    Special Session on Infinite Groups and Group Rings, IV
    Room 201, Business and Economics

    • 2:30 p.m.
      Groups rich in finite quotients.
      Vonn Walter*, University of Illinois, Urbana-Champaign
      (890-20-12)
    • 3:00 p.m.
      Images of periodic linear groups.
      Richard E. Phillips*, Michigan State University
      (890-20-01)
    • 3:30 p.m.
      The automorphism tower problem revisited.
      Simon Thomas*, Rutgers University, New Brunswick
      (890-20-04)
    • 4:00 p.m.
      Groups with few conjugacy classes of insoluble subgroups.
      Howard Smith*, Bucknell University
      (890-20-05)
    • 4:30 p.m.
      n-free groups and the model theory of free groups.
      Benjamin Fine*, Fairfield University
      Anthony Gaglione, U. S. Naval Academy
      Gerhard Rosenberger, University of Dortmund, Germany
      Dennis Spellman, Philadelphia, Pennsylvania
      (890-20-118)

  • Saturday March 19, 1994, 2:30 p.m.-4:20 p.m.
    Special Session on Geometric Group Theory and Metric Geometry, IV
    Room 208, Business and Economics

    • 2:30 p.m.
      CAT(O) reflection manifolds.
      F. D. Ancel, University of Wisconsin, Milwaukee
      M. W. Davis, Ohio State University, Columbus
      C. R. Guilbault*, University of Wisconsin, Milwaukee
      (890-53-132)
    • 3:10 p.m.
      CAT(O) 4-manifolds with a tame point are Euclidean.
      Paul Thurston*, Cornell University, Ithaca
      (890-57-73)
    • 3:50 p.m.
      Cut points in the boundary of negatively curved groups.
      Philip L. Bowers*, Florida State University
      (890-20-117)

  • Saturday March 19, 1994, 2:30 p.m.-5:20 p.m.
    Special Session on Partial Differential Equations and Minimal Smoothness Conditions, IV
    Room 301, Business and Economics

    • 2:30 p.m.
      Variance of the lifetime of conditioned Brownian motion, and the heat kernel.
      Burgess Davis*, Purdue University, West Lafayette
      (890-35-111)
    • 3:00 p.m.
      The L^p Dirichlet problem for elliptic operators with nonsmooth coefficients.
      Nancy Lim*, University of Chicago
      (890-35-100)
    • 3:30 p.m.
      The vibrations of the Koch snowflake drum.
      Michel L. Lapidus*, University of California, Riverside
      (890-35-113)
    • 4:00 p.m.
      An inequality of Norman Meyer's for the heat equation and an improved Fatou theorem.
      Caroline Sweezy*, New Mexico State University, Las Cruces
      (890-35-133)
    • 4:30 p.m.
      Variational integrals coercive in the mean.
      Tadeusz Iwaniec*, Syracuse University
      (890-35-161)
    • 5:00 p.m.
      H-couples and L_p-Hodge theory.
      Chad Scott*, Syracuse University
      (890-35-162)

  • Saturday March 19, 1994, 2:30 p.m.-5:20 p.m.
    Special Session on Graph Theory, IV
    Room 313, Business and Economics

    • 2:30 p.m.
      Which short-chorded graphs are balanced? Perfect?
      Olivia M. Carducci*, Lafayette College
      (890-05-51)
    • 3:00 p.m.
      Privacy and irredundance in graphs.
      S. M. Hedetniemi, Clemson University
      S. T. Hedetniemi*, Clemson University
      A. A. McRae, Clemson University
      W. D. Weakley, Indiana University-Purdue University, Ft.\ Wayne
      (890-05-49)
    • 3:30 p.m.
      The toughness of cubic graphs.
      Wayne Goddard*, University of Pennsylvania
      (890-05-44)
    • 4:00 p.m.
      On the product of the independence domination number of a graph and its complement.
      E. J. Cockayne, University of Victoria
      Gerd H. Fricke*, Wright State University
      C. M. Mynhardt, University of South Africa, Republic of South Africa
      (890-05-86)
    • 4:30 p.m.
      A problem in domination.
      Guantao Chen, North Dakota State University
      Michael S. Jacobson*, University of Louisville
      (890-05-45)
    • 5:00 p.m.
      Induced cycles between consecutive ranks of the Boolean algebra.
      Michael S. Jacobson, University of Louisville
      Andr\'e E. K\'ezdy*, University of Louisville
      (890-05-43)

  • Saturday March 19, 1994, 2:30 p.m.-4:20 p.m.
    Special Session on Collaborative Learning in Calculus and Precalculus, IV
    Room 252, Business and Economics

    • 2:30 p.m.
      Initiating an intervention project for underrepresented students.
      William A. Hawkins*, University of the District of Columbia
      (890-99-174)
    • 3:00 p.m.
      Panel Discussion on {\it Funding for special projects}, Bill Hawkins and Michael Freeman.

  • Saturday March 19, 1994, 2:30 p.m.-5:00 p.m.
    Special Session on Inverse Spectral Problems: Theory and Computation, III
    Room 306, Business and Economics

    • 2:30 p.m.
      A boundary determination problem from the design of periodic diffractive structures.
      David C. Dobson*, Texas A & M University, College Station
      (890-35-103)
    • 3:00 p.m.
      Some uniqueness theorems related to inverse spectral problems.
      Ziqi Sun*, Wichita State University
      (890-35-20)
    • 3:30 p.m.
      Energy theorems and bounds is linearized elasticity with residual stress.
      F. George Abatt, University of Illinois, Urbana-Champaign
      Donald E. Carlson*, University of Illinois, Urbana-Champaign
      (890-73-13)
    • 4:00 p.m.
      On the sensitivity of an identification technique in structural diagnostic problems.
      Cesare Davini*, University of Udine, Italy
      (890-73-106)
    • 4:30 p.m.
      Inverse boundary problem for a general second order elliptic operator.
      Yaroslav Kurylev*, Purdue University, West Lafayette
      (890-34-64)

  • Saturday March 19, 1994, 2:30 p.m.-6:30 p.m.
    Special Session on Quantum Algebraic Geometry, IV
    Room 215, Business and Economics

    • 2:30 p.m.
      Theta functions of Calabi-Yau integrable systems.
      Ron Donagi*, University of Pennsylvania
      (890-14-148)
    • 3:20 p.m.
      Calculation of Gromov-Witten invariants via excess intersection theory.
      Sheldon Katz*, Oklahoma State University, Stillwater
      (890-14-130)
    • 4:10 p.m.
      Discussion
    • 5:00 p.m.
      A mathematics theory of quantum cohomology.
      Yongbin Ruan*, University of Utah
      Gang Tian, Courant Institute of Mathematical Sciences, New York University
      (890-53-139)
    • 5:50 p.m.
      Quantum field theory methods in counting holomorphic curves.
      Michael Bershadsky*, Harvard University
      (890-14-141)

  • Saturday March 19, 1994, 2:30 p.m.-4:20 p.m.
    Special Session on Elliptic Genera and Elliptic Cohomology, II
    Room 209, Business and Economics

    • 2:30 p.m.
      The fixed-point formula on loop spaces as an isogeny formula, and its relationship to the Tate curve.
      Matthew Ando*, University of Virginia
      (890-55-88)
    • 3:00 p.m.
      The cobordism spectrum MO(8).
      Mark Hovey*, University of Kentucky
      Doug Ravenel, University of Rochester
      (890-55-72)
    • 3:30 p.m.
      Group actions and higher Dirac operators.
      Tianjun Li*, Brandeis University
      (890-57-164)
    • 4:00 p.m.
      On the rigidity of higher elliptic genera.
      Donggeng Gong*, University of Chicago
      Kefeng Liu, Massachusetts Institute of Technology
      (890-58-129)

  • Saturday March 19, 1994, 2:30 p.m.-3:50 p.m.
    Special Session on Mathematics of Many-Body Quantum Theory, IV
    Room 305, Business and Economics

    • 2:30 p.m.
      On the existence of monotonic fronts for a class of physical problems described by the equation lambda u ''' + u' = f(u).
      Rafael D. Benguria*, Pontificia University Catolica, Chile
      M. Christina Depassier, Pontificia University Catolica, Chile
      (890-34-142)
    • 3:00 p.m.
      On classical linear wave equations in pulsating bounded domains.
      P. Duclos*, Universit'e de Toulon et du Var, France
      J. Dittrich, Nuclear Physics Institute, Czech Federal Republic
      P. \v Seba, Nuclear Physics Institute, Czech Federal Republic
      (890-81-155)
    • 3:30 p.m.
      Effective masses and the inverse problem for the Hill operator.
      P. Kargaev, University of Saint Petersburg, Russia
      E. Korotyaev*, Saint Petersburg Electrotech Institute, Russia
      (890-81-153)

  • Saturday March 19, 1994, 3:30 p.m.-5:50 p.m.
    Special Session on Homotopy Theory, IV
    Room 213, Business and Economics

    • 3:30 p.m.
      Postnikov towers of E_infinity ring spectra with an application to BP.
      I. Kriz*, Chicago University
      (890-55-22)
    • 4:00 p.m.
      An equivariant van Kampen spectral sequence.
      Michele Intermont*, University of Notre Dame
      (890-55-17)
    • 4:30 p.m.
      Some remarks on Shimomura and Yabe's calculation of Pi_* (L_2S^o).
      Mark Mahowald*, Northwestern University
      (890-57-78)
    • 5:00 p.m.
      The L_2-localization of the fiber of the double suspension.
      Robert D. Thompson*, Hunter College, City University of New York
      (890-55-136)
    • 5:30 p.m.
      Equivariant KK-theory from a homotopy theoretic point of view.
      Crichton Ogle*, Ohio State University, Columbus
      Paul Baum, Pennsylvania State University, University Park
      Nigel Higson, Pennsylvania State University, University Park
      (890-46-124)
Inquiries:  meet@ams.org