University of Puerto Rico    (787) 764 0000
    DEPARTMENT OF MATHEMATICS
    DEPARTMENT OF MATHEMATICS

    Seminars 1998

    1. Jan 23, 1998, 1000AM–1130AM, Anthony D’Aristotile, (SUNY at Plattsburgh) Brownian Motion and the Classical Groups.
    2. Feb 19, 1998, 4:00PM, Room C-208. Joaquim Borges i Ayats, (University of Barcelona) Varieties of Designs.
    3. February 24, 1998, 3:00PM, Room A-123. Tudor Zamfirescu, University of Dortmund, Criticism on Surfaces.
    4. Feb 26, 1998, 4:00PM, Room C-208. Joaquim Borges i Ayats, (University of Barcelona) On Homogeneous Perfect Single Error Correcting Codes.
    5. March 5, 1998, 4:00PM, Room C-208. Joaquim Borges i Ayats, (University of Barcelona) A Characterization of 1-Perfect Additive Codes (Part I).
    6. March 12, 1998, 4:00PM, Room C-208. Joaquim Borges i Ayats, (University of Barcelona) A Characterization of 1-Perfect Additive Codes (Part II).
    7. March 20, 1998, 11:00 AM, Room A 123. Norberto Salinas, (University of Kansas, Lawrence) Points of Infinite Curvature in the Boundary of the Matricial Range and Finite Dimensional Representations.
    8. March 24, 1998, 11:00AM, Room C-209. Richard P. Stanley, (MIT) The Upper Bound Conjecture and Cohen-Macauly Rings.
    9. March 24, 1998, 4:00PM, Room C-310. Gabor T. Herman, (University of Pennsylvania) Tomography in Electron Microscopy.
    10. April 23, 1998, 11:30 AM, Room C-209. Bahman Kalantari, (University of Rutgers) Determinantal Approximation of Roots of Polynomials and Special Algebraic Numbers.
    11. May 19, 1998, 03:00 AM, Room A-208. Curt Lindner, (Auburn University) How to Embed a Partial 4-Cycle System.
    12. May 20, 1998, 11:00 AM, Room A-123. Laszlo Zsido ( University of Rome II) Topological Properties of Multiplier C*-Algebras.
    13. June 15, 1998, 11:00 AM, Room A-123. Gieri Simonett (Vanderbilt University) Motion of Surfaces by Curvature.
    14. June 18, 1998, 11:00 AM, Room A-123.Rabah Labbas ( Universit\’e du Havre, France) Singular Behaviour of Dirichlet Problem in Sobolev Spaces built on LP and Holder Spaces.
    15. Tuesday September 1st, 1998 0300PM., Room A-123. (weekly eminar) W. H. Summers, Semigroup Solutions of Functional Differential Delay Equations.
    16. December 1, 1998, 02:30 PM, Room A-123. W. H. Summers, A local approach to global solutions of a single species population model.
    17. December 8, 1998, 0230PM, Room A-123, Gunter Lumer ( University of Mons, Belgium) Blow up, Big Bang and Parabolic Equations with Singular Interactions.
    18. December 18, 1998, 0100PM, Room A-123, Mircea Martin (Baker University, Kansas) Spin geometry and Clifford analysis; techniques in multidimensional operatpor theory