AMS Sectional Meeting Program by Day
Current as of Tuesday, April 12, 2005 15:08:45
1990 Western Section Meeting
Irvine, CA, November 1011, 1990
Meeting #862
Associate secretaries: Lance W Small, AMS lwsmall@ucsd.edu
Saturday November 10, 1990

Saturday November 10, 1990, 7:00 a.m.9:50 a.m.
Special Session on Interactions Between Group Theory and Geometry/Number Theory, I
Room 108, Physical Sciences I

7:00 a.m.
pAlgebras over maximally complete fields.
Bill Jacob*, University of California, Santa Barbara
(8621622) 
7:30 a.m.
Kadmissibility of A_6 and A_7.
Murray Schacher*, University of California, Los Angeles
(8621223) 
8:00 a.m.
Maximal subfields of division algebras over rational function fields.
Burton Fein*, Oregon State University
(8621219) 
8:30 a.m.
The genus zero problem for M_24.
Geoffrey Mason*, University of California, Santa Cruz
(8622034) 
9:00 a.m.
On multiplication by n in the Jacobians of hyperelliptic curves.
David G. Cantor*, University of California, Los Angeles
(8622049) 
9:30 a.m.
Solvable algebras and weight vectors for group geometries.
Stephen D. Smith*, University of Illinois, Chicago
(8622025)

7:00 a.m.

Saturday November 10, 1990, 7:00 a.m.9:50 a.m.
Special Session on Operator Theory/Operator Algebras, I
Room 114, Physical Sciences I

7:00 a.m.
A Hankel matrix approach to truncated moment problems.
Raul E. Curto*, University of Iowa
(8624757) 
7:30 a.m.
Function algebras on Riemann surfaces and their representations: Induction and dilation.
Palle E. T. J\o rgensen*, University of Iowa
(8624689) 
8:00 a.m.
Mideals and quotients of subdiagonal algebras.
Yiu Tung Poon, Iowa State University
ZhongJin Ruan*, University of Illinois, UrbanaChampaign
(8624755) 
8:30 a.m.
The structure of twisted SU(3) groups.
Albert JeuLiang Sheu*, University of Kansas
(8624627) 
9:00 a.m.
Properties of the Haagerup tensor product.
Roger R. Smith*, Texas A\thsp\&\thsp M University, College Station
(8624601) 
9:30 a.m.
A Riesz decomposition property and its consequences.
Shuang Zhang*, University of Cincinnati
(8624606)

7:00 a.m.

Saturday November 10, 1990, 7:30 a.m.9:50 a.m.
Special Session on Probability Theory in Mathematical Physics, I
Room 230, Physical Sciences Classroom Facility

7:30 a.m.
Forest fires with regrowth in D = 2.
C. Neuhauser*, University of Southern California
R. Durrett, Cornell University
(8626044) 
8:00 a.m.
Hydrodynamics for totally asymmetric attractive particle system with general initial profiles.
JeanPierre Fouque*, University of California, Irvine
(8626040) 
8:30 a.m.
Mathematical models of catalytic surfaces.
Eric Grannan*, AT&T Bell Laboratories, Murray Hill, New Jersey
Glen Swindle, University of California, Santa Barbara
(8626041) 
9:00 a.m.
The contact process in a random environment.
Thomas M. Liggett*, University of California, Los Angeles
(8626047) 
9:30 a.m.
Droplet model for autocorrelation functions in an Ising ferromagnet.
C. Tang*, University of California, Santa Barbara
H. Nakanishi, University of California, Santa Barbara
J. S. Langer, University of California, Santa Barbara
(8626043)

7:30 a.m.

Saturday November 10, 1990, 8:00 a.m.9:50 a.m.
Special Session on Interactions Between Group Theory and Logic, I
Room 210, Physical Sciences Classroom Facility

8:00 a.m.
On a class of abelian pgroups.
Manfred Dugas*, Baylor University
John Irwin, Wayne State University
(8622070) 
8:30 a.m.
Infinite rank Butler groups, III.
K. M. Rangaswamy*, University of Colorado, Colorado Springs
(8622010) 
9:00 a.m.
A class of groups characterized by their socles.
Patrick Keef*, Whitman College
(8622083) 
9:30 a.m.
Superstable differential fields.
\v Zeljko Sokolovi\'c*, University of Notre Dame
(8620374)

8:00 a.m.

Saturday November 10, 1990, 8:00 a.m.9:50 a.m.
Special Session on Geometric P.D.E.'s: Mean and Scalar Curvature Problems, I
Room 158, Physical Sciences I

8:00 a.m.
Harmonic maps on noncompact manifolds.
Peter Li, University of Arizona
LuenFai Tam*, University of California, Irvine
(8625352) 
8:40 a.m.
Mean curvature evolution and front movement for the bistable equation.
L. C. Evans*, University of California, Berkeley
(8623586) 
9:20 a.m.
Curvaturedependent motion of curves and surfaces.
J. A. Sethian*, University of California, Berkeley
(8623533)

8:00 a.m.

Saturday November 10, 1990, 10:00 a.m.10:50 a.m.
Invited Address
Parameter spaces in the inverse Galois problem.
0, Physical Sciences Lecture Hall
Michael D. Fried*, University of California, Irvine
(8621212) 
Saturday November 10, 1990, 1:00 p.m.3:30 p.m.
Special Session on Interactions Between Group Theory and Logic, II
Room 210, Physical Sciences Classroom Facility

1:00 p.m.
Involutions in groups of finite Morley rank.
Alexandre Borovik*, Omsk University, USSR and University of California, Irvine
(8622009) 
1:30 p.m.
Model theory of Lie algebras.
Richard Rosengarden*, Rutgers University, New Brunswick
(8620377) 
2:00 p.m.
The cohomological dimension of locally finite groups.
Peter Kropholler, Queen Mary College, England
Simon Thomas*, Rutgers University, New Brunswick
(8622096) 
2:30 p.m.
Arities of finite permutation groups.
Gary A. Martin*, Southeastern Massachusetts University
Gregory Cherlin, Rutgers University, New Brunswick
(8622059) 
3:00 p.m.
Discussion

1:00 p.m.

Saturday November 10, 1990, 1:00 p.m.2:20 p.m.
Special Session on Interactions Between Group Theory and Geometry/Number Theory, II
Room 108, Physical Sciences I

1:00 p.m.
Fixedpoint ratios for finite groups.
Michael Aschbacher*, California Institute of Technology
(8622060) 
1:30 p.m.
Extensions of simple modules for SL_3(2^n), SU_3(2^n), Sp_4(2^n) and Sz(2^m).
Peter Sin*, University of Florida
(8622048) 
2:00 p.m.
Some examples of infinite Frobenius groups.
Michael J. Collins*, California Institute of Technology
(8622030)

1:00 p.m.

Saturday November 10, 1990, 1:00 p.m.4:00 p.m.
Special Session on Quantum and Statistical Mechanics, I
Room 230, Physical Sciences Classroom Facility

1:00 p.m.
Droplet shape, droplet condensation and large deviation estimates.
Senya Shlosman*, Academy of Science of the USSR
(8628266) 
1:30 p.m.
Effects of static disorder in statistical mechanics.
Jan Wehr*, Institute for Advanced Study
(8628268) 
2:00 p.m.
One dimensional Anderson models in the weak disorder limit.
Athanasios Speis*, University of Michigan
(8628167) 
2:30 p.m.
OrsteinZernike decay in the ground state of the Ising model in a strong transverse field.
Tom Kennedy*, University of Arizona
(8628273) 
3:00 p.m.
Quantum spin systems with disorder.
Abel Klein*, University of California, Irvine
(8628263) 
3:30 p.m.
Discussion

1:00 p.m.

Saturday November 10, 1990, 1:00 p.m.4:50 p.m.
Special Session on Operator Theory/Operator Algebras, II
Room 114, Physical Sciences I

1:00 p.m.
Facial structure in operator algebra theory.
Charles A. Akemann*, University of California, Santa Barbara
Gert K. Pedersen, Matematisk Institut, Denmark
(8624605) 
1:30 p.m.
Algebras associated with sets of semigroups of isometries.
William Arveson*, University of California, Berkeley
(8624691) 
2:00 p.m.
Projective tensor products for operator spaces and noncommutative coactions.
Edward Effros*, University of California, Los Angeles
ZhongJin Ruan, University of Illinois, UrbanaChampaign
(8624693) 
2:30 p.m.
A dense set of operators with tiny commutants.
Domingo A. Herrero*, Arizona State University
(8624703) 
3:00 p.m.
The derived tower of certain type III_lambda inclusions of index 4.
Phan H. Loi*, University of California, Los Angeles
(8624604) 
3:30 p.m.
C^*algebras generated by the elements of a unitary matrix.
Kevin P. McClanahan*, University of California, Los Angeles
(8624690) 
4:00 p.m.
Almost multiplicative maps between operator algebras.
Barry E. Johnson*, University of Newcastle Upon Tyne, England
(8624687) 
4:30 p.m.
Cohomology for operator algebras.
Frank L. Gilfeather*, University of New Mexico
(86247100)

1:00 p.m.

Saturday November 10, 1990, 1:00 p.m.3:30 p.m.
Special Session on Geometric P.D.E.'s: Mean and Scalar Curvature Problems, II
Room 158, Physical Sciences I

1:00 p.m.
Recent results on scalar curvature.
R. Schoen*, Stanford University
(8625350) 
1:40 p.m.
Higher order conformal invariants on S^n.
SunYung A. Chang*, University of California, Los Angeles
(8625385) 
2:20 p.m.
The singular Yamabe problem on the sphere.
Rafe Mazzeo*, Stanford University
Nat Smale, University of Utah
(8625351) 
3:00 p.m.
Gaussian curvature on S^2rotationally symmetric case.
Xingwang Xu*, University of California, Los Angeles
(8625381)

1:00 p.m.

Saturday November 10, 1990, 2:30 p.m.5:20 p.m.
Special Session on Moduli Space Applications, I
Room 108, Physical Sciences I

2:30 p.m.
Extensions of number fields arising from branched coverings.
Sybilla Beckmann*, University of Georgia
(8621417) 
3:00 p.m.
Universal CayleyHamilton algebras.
Zinovy Reichstein*, Mathematical Sciences Research Institute, Berkeley
(86214101) 
3:30 p.m.
Canonical bundle and deformations.
Ziv Ran*, University of California, Riverside
(8621435) 
4:00 p.m.
Vanishing theorems and the equations defining projective varieties.
Robert Lazarsfeld*, University of California, Los Angeles
(8621428) 
4:30 p.m.
Curves as Hurwitz spaces.
David Harbater*, University of Pennsylvania
(8621415) 
5:00 p.m.
Singular hyperbolic structures.
Steve Kerckhoff*, Stanford University
(8625816)

2:30 p.m.