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AMS Sectional Meeting Program by Special Session

Current as of Tuesday, April 12, 2005 15:10:42


Program  |  Deadlines  |  Registration/Housing/Etc.  |  Inquiries:  meet@ams.org

2002 Spring Eastern Section Meeting
Montreal, Quebec Canada, May 3-5, 2002
Meeting #976

Associate secretaries:
Lesley M Sibner, AMS lsibner@duke.poly.edu

Special Session on Combinatorial Hopf Algebras

  • Friday May 3, 2002, 9:00 a.m.-11:50 a.m.
    Special Session on Combinatorial Hopf Algebras, I

    Room B-3245, Pavillon 3200 Jean-Brillant
    Organizers:
    Marcelo Aguiar, Texas A\&M University maguiar@math.tamu.edu
    Fran\c{c}ois Bergeron, Universit\'e du Qu\'ebec \'a Montr\'eal bergeron@lacim.uqam.ca
    Christophe Reutenauer, Universit\'e du Qu\'ebec \'a Montr\'eal christo@math.uqam.ca

    • 9:00 a.m.
      The incidence Hopf algebra of noncrossing partition lattices.
      William R. Schmitt*, The George Washington University
      (976-05-193)
    • 9:30 a.m.
      Associahedra and cyclohedra as equivariant fiber polytopes.
      Vic Reiner*, Univ. of Minnesota
      (976-05-31)
    • 10:00 a.m.
      Hit and non-hit classes in $H*(BO(3), {\mathbb F}_2)$.
      Ali S. Janfada*, Urmia University
      (976-55-15)
    • 10:30 a.m.
      Homology of Newtonian Coalgebras.
      Margaret A. Readdy*, University of Kentucky
      Richard Ehrenborg, University of Kentucky
      (976-05-121)
    • 11:00 a.m.
      Inequalities for Polytopes.
      Richard Ehrenborg*, University of Kentucky
      (976-05-134)
    • 11:30 a.m.
      Free Level Algebras -- Application to Algebraic Topology.
      Muriel Livernet*, Paris 13
      David Chataur, CRM Barcelone
      (976-17-117)
  • Friday May 3, 2002, 1:30 p.m.-3:50 p.m.
    Special Session on Combinatorial Hopf Algebras, II

    Room B-3245, Pavillon 3200 Jean-Brillant
    Organizers:
    Marcelo Aguiar, Texas A\&M University maguiar@math.tamu.edu
    Fran\c{c}ois Bergeron, Universit\'e du Qu\'ebec \'a Montr\'eal bergeron@lacim.uqam.ca
    Christophe Reutenauer, Universit\'e du Qu\'ebec \'a Montr\'eal christo@math.uqam.ca

    • 1:30 p.m.
      Hopf algebras on trees.
      Ralf Holtkamp*, University of Bochum, Germany
      (976-16-108)
    • 2:00 p.m.
      Hopf algebras of planar rooted trees.
      Loic Foissy*, university of Reims, France
      (976-16-129)
    • 2:30 p.m.
      The Hopf algebra of tree expanded series.
      Alessandra Frabetti*, Institut Girard Desargues, Univ. Lyon 1
      (976-16-24)
    • 3:00 p.m.
      Pruning Kreimer's Trees.
      Michael E Hoffman*, U. S. Naval Academy
      (976-05-22)
    • 3:30 p.m.
      Some Hopf algebras of trees.
      Pepijn P.I. van der Laan*, Mathematisch Instituut, Universiteit Utrecht
      (976-16-17)
  • Saturday May 4, 2002, 8:30 a.m.-10:50 a.m.
    Special Session on Combinatorial Hopf Algebras, III

    Room B-3245, Pavillon 3200 Jean-Brillant
    Organizers:
    Marcelo Aguiar, Texas A\&M University maguiar@math.tamu.edu
    Fran\c{c}ois Bergeron, Universit\'e du Qu\'ebec \'a Montr\'eal bergeron@lacim.uqam.ca
    Christophe Reutenauer, Universit\'e du Qu\'ebec \'a Montr\'eal christo@math.uqam.ca

    • 8:30 a.m.
      Multiplication Formulas for Grothendieck Polynomials and Pieri Operators.
      Cristian P Lenart*, State University of New York at Albany
      (976-05-16)
    • 9:00 a.m.
      A universal property of the quasi-symmetric functions.
      Nantel Bergeron*, York University
      Marcelo Aguiar, Texas A & M
      (976-05-141)
    • 9:30 a.m.
      Plethystic methods in the theory of symmetric functions.
      Adriano Garsia*, University of California, San Diego
      (976-05-192)
    • 10:00 a.m.
      The use of noncommutative Hopf algebras in representation theory of symmetric groups - an interim report.
      Manfred Schocker*, Universite du Quebec a Montreal
      (976-05-21)
    • 10:30 a.m.
      A peak subalgebra of the symmetric group algebra.
      Marcelo Aguiar, Texas A&M
      Nantel Bergeron, York University
      Kathryn Nyman*, Texas A&M
      (976-05-204)
  • Saturday May 4, 2002, 2:30 p.m.-5:00 p.m.
    Special Session on Combinatorial Hopf Algebras, IV

    Room B-3245, Pavillon 3200 Jean-Brillant
    Organizers:
    Marcelo Aguiar, Texas A\&M University maguiar@math.tamu.edu
    Fran\c{c}ois Bergeron, Universit\'e du Qu\'ebec \'a Montr\'eal bergeron@lacim.uqam.ca
    Christophe Reutenauer, Universit\'e du Qu\'ebec \'a Montr\'eal christo@math.uqam.ca

    • 2:30 p.m.
      A Hopf Algebra of Labelled Partially Ordered Sets.
      Claudia Malvenuto*, Universita' di Roma "La Sapienza"
      (976-05-39)
    • 3:00 p.m.
      P-partitions and descent algebras of type B.
      Ira M Gessel*, Brandeis University
      (976-05-179)
    • 3:30 p.m.
      Structure of the Malvenuto-Reutenauer Hopf algebra of permutations.
      Marcelo Aguiar, Texas A&M University
      Frank Sottile*, University of Massachusetts
      (976-05-174)
    • 4:10 p.m.
      The Hopf algebra of signed permutations.
      Marcelo Aguiar, Texas A\&M University
      Swapneel Mahajan*, Cornell University
      (976-16-190)
    • 4:40 p.m.
      A family of modules on the algebra of noncommutative symmetric functions.
      Daniel Krob*, CNRS
      Jean Yves Thibon, Universite de Marne la Vallee
      Florent Hivert, Universite de Marne la Vallee
      (976-05-98)
  • Sunday May 5, 2002, 9:00 a.m.-10:50 a.m.
    Special Session on Combinatorial Hopf Algebras, V

    Room B-3245, Pavillon 3200 Jean-Brillant
    Organizers:
    Marcelo Aguiar, Texas A\&M University maguiar@math.tamu.edu
    Fran\c{c}ois Bergeron, Universit\'e du Qu\'ebec \'a Montr\'eal bergeron@lacim.uqam.ca
    Christophe Reutenauer, Universit\'e du Qu\'ebec \'a Montr\'eal christo@math.uqam.ca

    • 9:00 a.m.
      Hopf algebras of dimension 14.
      Margaret Beattie*, Mount Allison University
      Sorin Dascalescu, University of Bucharest
      (976-16-19)
    • 9:30 a.m.
      A Hopf-algebraic structure for generalized transition polynomials.
      Joanna Ellis-Monaghan*, University of Vermont
      Irasema Sarmiento, University of Vermont
      (976-05-198)
    • 10:00 a.m.
      Quantum groups and Markov traces on Hecke algebras.
      Rosa C Orellana*, Dartmouth College
      (976-05-170)
    • 10:30 a.m.
      Bialgebras of recursive sequences and combinatorial identities.
      Carl A. Futia, Morton Grove, IL
      Eric F. M\"uller, Universit\"at M\"unchen
      Earl J. Taft*, Rutgers University
      (976-05-18)
Inquiries:  meet@ams.org


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