18th ANNUAL WESTERN STATES
MATHEMATICAL PHYSICS MEETING

February 15 and 16, 1999
Room 151 Sloan
California Institute of Technology

Program

Monday, February 15

• 9:00 - 9:05 Welcome
• 9:05 - 9:50 Diffeomorphism groups, gauge transformations and nonlinearity in quantum mechanics, Gerald Goldin (Rutgers Univ.)
• 10:00 - 10:30  Coffee
• 10:30 - 10:55  A free boundary problem leading to singular boundary value problems, Patrick Guidotti (Caltech)
• 11:00 - 11:50 Bounded positive solutions and generalized Liouville's theorem of Schrödinger operators, Zhongxin Zhao (Univ. of Missouri, Columbia)
• 12:00 - 1:00  Lunch
• 1:00 - 1:50 Absence of embedded singular spectrum for random operators, Yoram Last (Caltech/Hebrew Univ.)
• 2:00 - 2:50 Statistics of the first few eigenvalues in Wigner matrices, Alexander Soshnikov (Caltech)
• 3:00 - 3:30  Coffee
• 3:30 - 3:55  The spectral shift operator and trace formulae, Konstantin Makarov (Univ. of Missouri, Columbia)
• 4:00 - 4:25  Chaotic billiards on surfaces of constant curvature, Eugene Gutkin (USC)
• 4:30 - 5:20  Breit-Wigner approximation and the distribution of resonances, Maciej Zworski (UC Berkeley)

Tuesday, February 16

• 9:00 - 9:50  The alpha-Euler model in fluid dynamics and some of its geometric properties, Tudor Ratiu (Ecole Polytechnique Federale de Lausanne)
• 10:00 - 10:30  Coffee
• 10:30 - 10:55 L² potentials have a.c. spectrum, Rowan Killip (Caltech)
• 11:00 - 11:50  A new approach to inverse spectral problems, Barry Simon (Caltech)
• 12:00 - 1:00 Lunch
• 1:00 - 1:25  On the absolutely continuous spectrum of the Stark-like Hamiltonians, Jaquad Sahbani (Univ. Paris 7 visiting UC Irvine)
• 1:30 - 1:55 Inverse spectral with partial information on the potential, Andrei Khodakovsky (Caltech)
• 2:00 - 2:25  Non-monotonicity in random operators, Gunter Stolz (Univ. of Alabama, Birmingham)
• 2:30 - 3:00  Coffee
• 3:00 - 3:50 Non-reciprocal periodic dielectric media, Alexander Figotin (UC Irvine)
• 4:00 - 4:25 Power-law corrections to exponential decay of connectivities and correlations, Ken Alexander (USC)
• 4:30 - 4:55  Acoustic and Stokes limits for the Boltzmann equation, David Levermore (Univ. of Arizona)
  

For information and registration, please contact
Cherie Galvez at (626) 395-3744 or cgalvez@cco.caltech.edu.
Registration fee is $10 (graduate students exempt).

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