THIRD ANNOUNCEMENT SMOOTH CATEGORIES IN GEOMETRY AND MECHANICS Special session of AMS Meeting No. 943 in Buffalo, N.Y. April 24/25, 1999 Abstracts are accessible via Http://www.ams.org./meetings/ SCHEDULE: Saturday, April 24, 1999 9:00 - 9:20 James FARAN: A Synthetic Approach to Characteristic Cohomology (Abstract # 943-18-72) 9:30 - 9:50 Hirokazu NISHIMURA: Infinitesimal Calculus of Variations (Abstract # 943-18-71) 10:00 - 10:20 Jonathon FUNK: Lebesgue Toposes (Abstract # 943-18-65) 10:30 - 10:50 George JANELIDZE: (joint work with Walter Tholen) Strongly Separable Morphisms (Abstract # 943-18-73) *** 2:30 - 2:50 Gonzalo REYES: (joint work with Anders Kock) Atoms and Categories of Differential Equations in SDG (Abstract # 943-18-109) 3:00 - 3:20 Felipe GAGO: Transversal Stability for Infinitesimally Represented Germs (Abstract # 943-18-66) 3:30 - 3:50 Anders KOCK: Infinitesimal Geometric Aspects of Riemannian Metrics (Abstract # 943-18-109) *** 4:30 - 4:50 Rene LAVENDHOMME: Infinitesimal Deformations in SDG (Abstract # 943-18-70) 5:00 - 5:20 Marta BUNGE: Single Universe for Intensive and Extensive Quantities in a Topos (Abstract # 943-18-76) Sunday, April 25, 1999 9:00 - 9:20 Peter FREYD: Arithmetic Categories (Abstract # 943-18-69) 9:30 - 9:50 Ali MADANSHEKAF: The Automorphism Group of the First-Order Infinitesimals (Abstract # 943-18-32) 10:00 -10:20 David WRAY: The Existence of Localised Quanta at Spatial Infinity: How Sheaves Replace Heisenberg (Abstract # 943-18-92) 10:30 - 10:50 Craig SNYDAL: Vertex Algebras, an Example of a Relaxed Multilinear Category (Abstract # 943-18-67) *** 2:30 - 2:50 Walter NOLL: Isocategories in Continuum Physics 3:00 - 3:20 Bill LAWVERE Smoothness of Cubical Splines (Abstract # 943-18-145) ALL SESSIONS AND TALKS WILL TAKE PLACE IN DIEFENDORF HALL AT THE MAIN STREET CAMPUS. ****************************************************************** ARRIVAL DATE: Friday, April 23, 1999 ACCOMODATIONS: For the participants of the meeting the downtown HYATT REGENCY BUFFALO has special rates. For more information about hotels, etc. see Http://www.acsu.buffalo.edu/~jjfaran/AMS_MEETING_home.html A block of rooms under the name AMS SMOOTH CATEGORIES has been reserved at the UNIVERSITY MANOR, near the intersection of Main Street and Bailey Avenue, at walking distance from the Mathematics Department (Diefendorf Hall) where the Sessions will be held. Prices are: Queen US$ 50.--/ King or 2 beds US$ 54.--, minus 10% for participants, plus 13% tax. Tel. (716) 837-3344; Fax (716)834-6246 Reservations should be made directly as early as possible! REGISTRATION: Room 114, Diefendorf Hall Fees are $ 30.--/AMS or CMS members, $ 45.-- /nonmembers, $ 10.-- emeritus members, students, unemployed mathematicians, (payable on-site only) ******************************************************************************* F. William Lawvere Mathematics Dept. SUNY wlawvere@acsu.buffalo.edu 106 Diefendorf Hall 716-829-2144 ext. 117 Buffalo, N.Y. 14214, USA *******************************************************************************