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AMS Sectional Meeting Program by Special Session

Current as of Tuesday, April 12, 2005 15:08:56

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1992 Spring Central Section Meeting
Springfield, MO, March 20-21, 1992
Meeting #873

Associate secretaries:
Andy R Magid, AMS

Special Session on Semigroups

  • Friday March 20, 1992, 9:00 a.m.-10:50 a.m.
    Special Session on Semigroups, I

    Room 345, Glass Hall

    • 9:00 a.m.
      Syntactic semigroups of codes.
      H. J\"urgensen*, University of Western Ontario
    • 9:30 a.m.
      Dense recognizable languages.
      M. Ito*, Kyoto Sangyo University, Japan
      M. Katsura, Kyoto Sangyo University, Japan
    • 10:00 a.m.
      Inverse semigroup theoretic algorithms for properties of finitely generated subgroups of free groups.
      Pascal Weil, University of Paris, France
      Stuart W. Margolis*, University of Nebraska, Lincoln
      John Meakin, University of Nebraska, Lincoln
      Robert Ruyle, University of Nebraska, Lincoln
    • 10:30 a.m.
      On the fundamental group of a Lie semigroup.
      Karl-Hermann Neeb*, Technological Hochschule, Germany
  • Friday March 20, 1992, 3:00 p.m.-5:50 p.m.
    Special Session on Semigroups, II

    Room 345, Glass Hall

    • 3:00 p.m.
      The largest proper ideals of certain transformation semigroups.
      K. D. Magill, Jr.*, State University of New York, College at Buffalo
    • 3:30 p.m.
      Endormorphism monoids of generators in categories of acts.
      Ulrich Knauer*, University of Oldenburg, Germany
    • 4:00 p.m.
      S_n-normal semigroups.
      Robert B. McFadden*, University of Louisville
    • 4:30 p.m.
      Description of commutative semigroups in terms of their partial automorphisms.
      Boris M. Schein, University of Arkansas, Fayetteville
      Shu Zhang*, University of Arkansas, Fayetteville
    • 5:00 p.m.
      Green's relations on G_X-normal semigroups.
      Inessa Levi*, University of Louisville
    • 5:30 p.m.
      Idempotent endomorphisms in finite-dimensional v*-algebras.
      Andrew Averill*, Maharishi International Univeristy
  • Saturday March 21, 1992, 8:30 a.m.-10:50 a.m.
    Special Session on Semigroups, III

    Room 345, Glass Hall

    • 8:30 a.m.
      Congruences on left Clifford semigroup.
      Kar-Ping Shum*, Chinese University of Hong Kong, Hong Kong
    • 9:00 a.m.
      The congruence extension property for semigroups.
      Peter R. Jones*, Marquette University
    • 9:30 a.m.
      Semigroups of order 8.
      Masamichi Tokizawa*, Chuo University, Japan
    • 10:00 a.m.
      On the elementary theories of relatively free semigroups.
      Bella V. Rozenblat*, Open University, Israel
    • 10:30 a.m.
      Commutative semigroup cohomology.
      Pierre A. Grillet*, Tulane University
  • Saturday March 21, 1992, 3:00 p.m.-5:50 p.m.
    Special Session on Semigroups, IV

    Room 345, Glass Hall

    • 3:00 p.m.
      Q-universal quasivarieties of algebras.
      M. E. Adams*, State University of New York, College at New Paltz
      W. Dziobiak, N. Copernicus Univeristy, Poland
    • 3:30 p.m.
      Semigroup varieties closed for the Bruck extension.
      Francis J. Pastijn*, Marquette University
      Xiaoying Yan, Marquette University
    • 4:00 p.m.
      Varieties of inverse semigroups and strongly unsolvable word problem.
      John C. Meakin, University of Nebraska, Lincoln
      Mark V. Sapir*, University of Nebraska, Lincoln
    • 4:30 p.m.
      Inverse algebras.
      Jonathan Leech*, Westmont College
    • 5:00 p.m.
      One-relator orthogroups.
      K. S. Ajan*, Marquette University
    • 5:30 p.m.
      The height of the set of principal ideals in the semigroup of binary relations.
      Mike Breen*, Tennessee Technological University

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