AMS Sectional Meeting Program by Day

Current as of Tuesday, April 12, 2005 15:08:43

Program | Deadlines | Inquiries: meet@ams.org

Associate secretaries:
Lance W Small, AMS lwsmall@ucsd.edu

Thursday April 19, 1990, 7:30 a.m.-9:50 a.m.
AMS Special Session on Real Algebraic Geometry, I
Potters Room, Sheraton Old Town Hotel
- 7:30 a.m.
  Elliptic curves and real algebraic morphisms into 2-spheres.
  Wojciech Kucharz*, University of Hawaii, Honolulu
  (858-14-91)
- 8:00 a.m.
  Some new results on the topology of nonsingular real algebraic sets.
  Selman Akbulut*, Michigan State University
  Henry King, University of Maryland, College Park
  (858-57-65)
- 8:30 a.m.
  Relative real holomorphy rings.
  M. Buchner*, University of New Mexico
  W. Kucharz, University of Hawaii, Honolulu
  (858-14-48)
- 9:00 a.m.
  Real algebraic tranformation groups.
  Karl Heinz Dovermann*, University of Hawaii, Honolulu
  (858-57-49)
- 9:30 a.m.
  Discussion

Thursday April 19, 1990, 7:30 a.m.-9:50 a.m.
AMS Special Session on Invariant Embedding and Inverse Problems, I
Weaver Room, Sheraton Old Town Hotel
- 7:30 a.m.
  An electromagnetic inverse problem in medical science.
  Richard A. Albanese*, Radiation Sciences Division, Brooks AFB, Texas
  John W. Penn, Radiation Sciences Division, Brooks AFB, Texas
  (858-35-10)
- 8:00 a.m.
  The inverse scattering problem for hyperbolic systems in semi-infinite media.
  Isam S. Ayoubi*, King Fahd University of Petroleum and Minerals, Saudi Arabia
  (858-35-20)
- 8:30 a.m.
  Invariant imbedding, layer-stripping, and impedance imaging.
  Margaret Cheney*, Rensselaer Polytechnic Institute
  David Isaacson, Rensselaer Polytechnic Institute
  (858-35-13)
- 9:00 a.m.
  Exact and approximate solutions of the (Helmholtz) Weyl composition equation in direct and inverse scattering.
  Louis Fishman*, Colorado School of Mines
  (858-35-06)
- 9:30 a.m.
  Inverse problems in underwater acoustics.
  Robert P. Gilbert*, University of Delaware
  Y. Xu, University of Delaware
  (858-35-22)

Thursday April 19, 1990, 10:30 a.m.-11:20 a.m.
AMS Invited Address
Can one hear the shape of a drum?
Rio Grande Ballroom, Sheraton Old Town Hotel
Peter B. Gilkey*, University of Oregon
(858-58-11)

Thursday April 19, 1990, 1:00 p.m.-4:00 p.m.
AMS Special Session on Geometry and Topology of Moduli Spaces, I
Isleta Room, Sheraton Old Town Hotel
- 1:00 p.m.
  The topology of certain holomorphic mapping spaces.
  Benjamin M. Mann*, University of New Mexico
  R. James Milgram, Stanford University
  (858-58-44)
- 1:30 p.m.
  On the structure of certain spaces of polynomials.
  Martin Guest*, University of Rochester
  (858-55-35)
- 2:00 p.m.
  On some spaces of real algebraic cycles.
  T. K. Lam*, State University of New York, Stony Brook
  (858-55-36)
- 2:30 p.m.
  Rational functions, Cayley-Dickson algebras, and the Whitehead product.
  Fred Cohen*, University of Rochester
  (858-55-66)
- 3:00 p.m.
  Discussion

Thursday April 19, 1990, 1:00 p.m.-4:00 p.m.
AMS Special Session on Differential Geometry, I
Potters Room, Sheraton Old Town Hotel
- 1:00 p.m.
  Finiteness of diffeomorphism types of isospectral manifolds.
  Robert Brooks*, University of California, Los Angeles
  Peter Perry, University of Kentucky
  Peter Petersen, V, University of California, Los Angeles
  (858-58-18)
- 1:30 p.m.
  Vibrating fractal drums, the Weyl-Berry problem for the eigenvalues of the Laplacian, and spectral zeta-functions.
  Michel L. Lapidus*, University of Georgia
  (858-58-33)
- 2:00 p.m.
  The spectrum of a surface of revolution.
  Martin Engman*, University of New Mexico
  (858-53-89)
- 2:30 p.m.
  The functional determinant and eta invariant in 3 and 4 dimensions.
  Thomas P. Branson*, University of Iowa
  (858-53-77)
- 3:00 p.m.
  The isospectral problem on manifolds with boundary.
  Matthew J. Gursky*, California Institute of Technology
  (858-58-63)
- 3:30 p.m.
  Discussion

Thursday April 19, 1990, 1:00 p.m.-4:00 p.m.
AMS Special Session on Numerical Solution of Partial Differential Equations, I
Jemes Room, Sheraton Old Town Hotel
- 1:00 p.m.
  Symmetric differencing of symmetric operators.
  Stanly Steinberg*, University of New Mexico
  Patrick J. Roache, Ecodynamics Research Associates Inc., Albuquerque, New Mexico
  (858-39-54)
- 1:30 p.m.
  High order finite volume approximations of differential operators on nonuniform grids.
  James M. Hyman*, Los Alamos National Laboratory
  Robert J. Knapp, Los Alamos National Laboratory
  (858-65-71)
- 2:00 p.m.
  On discretization errors in the numerical solution of PDE's on generalized coordinate meshes.
  Richard G. Hindman*, Iowa State University
  (858-35-83)
- 2:30 p.m.
  Multipoint constraints through projection operators with applications to the finite element method.
  Howard L. Schreyer*, University of New Mexico
  (858-65-84)
- 3:00 p.m.
  Conservative, staggered grid discretization for general curvilinear coordinates.
  Marcel Vinokur*, Sterling Software, Palo Alto, California
  (858-39-92)
- 3:30 p.m.
  Supraconvergent difference schemes for high performance computational problems.
  Andrew B. White, Jr.*, Los Alamos National Laboratory
  (858-35-98)

Thursday April 19, 1990, 4:00 p.m.-4:50 p.m.
AMS Invited Address
Convection patterns in large containers.
Rio Grande Ballroom, Sheraton Old Town Hotel
Alan C. Newell*, University of Arizona
(858-99-95)

Thursday April 19, 1990, 6:00 p.m.-11:00 p.m.
AMS Council
Fireplace Room, Sheraton Old Town Hotel

Inquiries: meet@ams.org