AMS Sectional Meeting Program by Special Session

Current as of Saturday, April 4, 2009 00:27:23

2009 Spring Central Sectional Meeting
Urbana, IL, March 27-29, 2009 (Friday - Sunday)
Meeting #1047

• Friday March 27, 2009, 2:00 p.m.-5:20 p.m.
  Special Session on The Logic and Combinatorics of Algebraic Structures, I
  Room 203, Noyes Lab
  Organizers:
  John Snow, Concordia University john.snow@cune.edu
  Jeremy Alm, Illinois College alm.academic@gmail.com
  

  • 2:00 p.m.
    Relation algebras from group actions.
    Jeremy F Alm*, Illinois College
    (1047-03-170)
  • 2:30 p.m.
    Birelativized relation algebras.
    Richard L Kramer*, Iowa State University
    (1047-03-121)
  • 3:00 p.m.
    Chromatic Graphs, Ramsey Numbers, and the Flexible Atom Conjecture.
    Jeremy F. Alm, Illinois College
    Roger D. Maddux, Iowa State University
    Jacob Manske*, Iowa State University
    (1047-05-71)
  • 3:30 p.m.
    Relational relevance algebras.
    Roger D Maddux*, Iowa State University
    (1047-03-100)
  • 4:30 p.m.
    Clones with finitely many relative $\mathcal R$-classes.
    Agnes E. Szendrei*, University of Colorado
    Erkko Lehtonen, University of Luxembourg
    (1047-08-173)
  • 5:00 p.m.
    Moufang sets of finite Morley rank.
    Josh Wiscons*, University of Colorado at Boulder
    (1047-20-148)
• Saturday March 28, 2009, 8:30 a.m.-10:50 a.m.
  Special Session on The Logic and Combinatorics of Algebraic Structures, II
  Room 203, Noyes Lab
  Organizers:
  John Snow, Concordia University john.snow@cune.edu
  Jeremy Alm, Illinois College alm.academic@gmail.com
  

  • 8:30 a.m.
    Affine complete $G$-sets.
    Peter Mayr*, JKU Linz, Austria
    Andras Pongracz, Eotvos Lorand University
    (1047-08-40)
  • 9:00 a.m.
    The Grothendieck semiring of the group of complex roots of unity.
    Vinicius Cifu Lopes*, Department of Mathematics, University of Illinois at Urbana-Champaign
    (1047-03-29)
  • 9:30 a.m.
    Categorical Equivalence of Unary Algebras.
    Clifford Bergman*, Iowa State University, Department of Mathematics
    (1047-08-109)
  • 10:00 a.m.
    Free algebras and hereditarily closed families.
    Joel Berman*, University of Illinois at Chicago
    (1047-08-145)
  • 10:30 a.m.
    Residually finite varieties.
    Keith A. Kearnes*, University of Colorado
    Ross D. Willard, University of Waterloo
    (1047-08-57)
• Saturday March 28, 2009, 3:00 p.m.-4:50 p.m.
  Special Session on The Logic and Combinatorics of Algebraic Structures, III
  Room 203, Noyes Lab
  Organizers:
  John Snow, Concordia University john.snow@cune.edu
  Jeremy Alm, Illinois College alm.academic@gmail.com
  

  • 3:00 p.m.
    The complexity of pp-definability.
    Ross Willard*, University of Waterloo
    (1047-03-158)
  • 3:30 p.m.
    Algebraic conditions forcing NP-completeness of the Constraint Satisfaction Problem.
    Petar Markovic*, University of Novi Sad, Serbia
    Ralph McKenzie, Vanderbilt University
    Matthew Nickodemus, Vanderbilt University
    (1047-08-304)
  • 4:00 p.m.
    Algebras of Bounded Width.
    Petar Markovic, University of Novi Sad
    Ralph McKenzie, Vanderbilt University
    Matthew Nickodemus*, Vanderbilt University
    (1047-03-395)
  • 4:30 p.m.
    Algebra applied to the study of constraint satisfaction problems produces spectacular results both in universal algebra and on the side of computational complexity: a survey of recent work.
    Ralph N McKenzie*, Vanderbilt University
    Petar Markovic, Vanderbilt University
    Matthew Nickodemus, Vanderbilt University
    (1047-08-153)
• Sunday March 29, 2009, 9:00 a.m.-12:20 p.m.
  Special Session on The Logic and Combinatorics of Algebraic Structures, IV
  Room 203, Noyes Lab
  Organizers:
  John Snow, Concordia University john.snow@cune.edu
  Jeremy Alm, Illinois College alm.academic@gmail.com
  

  • 9:00 a.m.
    A Stone-Type Duality for Meet Semilattices.
    Aditya K Nagrath*, University of Denver
    (1047-06-45)
  • 9:30 a.m.
    Observations about perfect lattices.
    Kira V Adaricheva*, Stern College for Women, Yeshiva University, New York
    (1047-06-306)
  • 10:00 a.m.
    Lattices of theories in languages without equality.
    J. B. Nation*, University of Hawaii
    Tristan Holmes, University of Hawaii
    Dayna Kitsuwa, University of Hawaii
    Sheri Tamagawa, Roosevelt High School
    (1047-06-268)
  • 10:30 a.m.
    Interpolation and Amalgamation for Ordered Algebraic Structures.
    George Metcalfe*, Vanderbilt University
    (1047-06-41)
  • 11:00 a.m.
    Subgroups of free idempotent-generated semigroups.
    John C. Meakin*, University of Nebraska-Lincoln
    (1047-20-189)
  • 11:30 a.m.
    Comparing the complexity of hyperequivalent operations.
    Jonathan D.H. Smith*, Department of Mathematics, Iowa State University
    (1047-08-146)
  • 12:00 p.m.
    Constrained Eden: Algebras in parallel.
    Steve Seif*, Mathematics Department, University of Louisville, Louisville, Kentucky 40292
    (1047-08-174)