American Mathematical Society

AMS Sectional Meeting AMS Special Session

Current as of Saturday, May 4, 2013 00:21:20

Associate secretaries:

Georgia M. Benkart, AMS benkart@math.wisc.edu

Saturday April 27, 2013, 8:00 a.m.-10:50 a.m.
Special Session on Algebraic and Geometric Combinatorics, I
Room 74, Carver
Organizers:
Sung Y. Song, Iowa State University sysong@iastate.edu
Paul Terwilliger, University of Wisconsin-Madison
- 8:00 a.m.
  The universal Askey-Wilson algebra.
  Paul M Terwilliger*, Math Department U. Wisconsin-Madison
  (1090-05-390)
- 8:30 a.m.
  On Semisimple Varietal Terwilliger Algebras Whose Non-primary Ideals Are $1$-dimensional.
  Bangteng Xu*, Eastern Kentucky University
  Kezheng Kuo, Hubei Normal University
  (1090-05-21)
- 9:00 a.m.
  Classification of Standard Commutative Nilpotent Table Algebras of Order $p^3$.
  Caroline Kettlestrings*, Northern Illinois University
  Harvey I Blau, Northern Illinois University
  (1090-20-317)
- 9:30 a.m.
  Subset bounds in association schemes and coherent configurations.
  Jason Williford*, University of Wyoming
  (1090-05-431)
- 10:00 a.m.
  Cauchy Pairs and Cauchy Matrices.
  Alison Gordon Lynch*, University of Wisconsin-Madison
  (1090-15-413)
- 10:30 a.m.
  Group schemes and fissions.
  Kenneth W Johnson*, , Penn State Abington
  (1090-05-320)

Saturday April 27, 2013, 2:45 p.m.-5:35 p.m.
Special Session on Algebraic and Geometric Combinatorics, II
Room 74, Carver
Organizers:
Sung Y. Song, Iowa State University sysong@iastate.edu
Paul Terwilliger, University of Wisconsin-Madison
- 2:45 p.m.
  Triangle-free Strongly Regular Graphs: From Dale Mesner to a Modern Understanding.
  M. Klin, Ben-Gurion University of the Negev, Israel
  A Woldar*, Villanova University
  M Ziv-Av, Ben-Gurion University of the Negev, Israel
  (1090-05-329)
- 3:15 p.m.
  Coxeter Table Algebras.
  Andrew P. Wang*, Northern Illinois University
  (1090-20-312)
- 3:45 p.m.
  $1\frac12$-designs and $1\frac12$-difference sets.
  Oktay Olmez*, Iowa State University
  (1090-05-231)
- 4:15 p.m.
  Groups of projective planes with differing numbers of point and line orbits.
  G. Eric Moorhouse, University of Wyoming
  Tim Penttila*, Colorado State University
  (1090-51-51)
- 4:45 p.m.
  Connections between $U_q(\mathfrak{sl}_2)$ and tridiagonal pairs.
  Sarah R. Bockting-Conrad*, University of Wisconsin - Madison
  (1090-05-411)
- 5:15 p.m.
  Geometry of numbers and sumsets.
  Jaewoo Lee*, The City University of New York - Borough of Manhattan Community College
  (1090-05-31)

Sunday April 28, 2013, 8:00 a.m.-10:50 a.m.
Special Session on Algebraic and Geometric Combinatorics, III
Room 74, Carver
Organizers:
Sung Y. Song, Iowa State University sysong@iastate.edu
Paul Terwilliger, University of Wisconsin-Madison
- 8:00 a.m.
  Table Bases as Unions of Proper Closed Subsets.
  Harvey I Blau*, Department of Mathematical Sciences, Northern Illinois University
  Gang Chen, School of Mathematics and Statistics, Central China Normal University
  (1090-20-147)
- 8:30 a.m.
  The Tail Condition for Leonard Pairs.
  Edward D. Hanson*, University of Wisconsin-Madison
  (1090-05-407)
- 9:00 a.m.
  Nonexistence of certain abstract hyperovals of order 12.
  Benjamin C Cooper*, Department of Mathematics, Colorado State University
  (1090-05-308)
- 9:30 a.m.
  Non-commutative association schemes of rank $6$.
  Paul-Hermann Zieschang*, Department of Mathematics, University of Texas at Brownsville
  (1090-20-65)
- 10:00 a.m.
  $Q$-polynomial distance-regular graphs and the double affine Hecke algebra of rank one.
  Jae-Ho Lee*, University of Wisconsin-Madison
  (1090-33-93)
- 10:30 a.m.
  Spreads and Packings in PG$(3,q)$.
  Anton Betten*, Colorado State University
  (1090-05-114)

Sunday April 28, 2013, 2:30 p.m.-4:50 p.m.
Special Session on Algebraic and Geometric Combinatorics, IV
Room 74, Carver
Organizers:
Sung Y. Song, Iowa State University sysong@iastate.edu
Paul Terwilliger, University of Wisconsin-Madison
- 2:30 p.m.
  A characterization of commutative standard table algebras with at most one nontrivial multiplicity.
  Angela L. Antonou*, Northern Illinois University
  (1090-20-200)
- 3:00 p.m.
  Totally bipartite Leonard pairs and Leonard triples.
  George M. F. Brown*, University of Wisconsin---Stout
  (1090-05-354)
- 3:30 p.m.
  Functors from Association Schemes.
  Christopher P French*, Grinnell College
  (1090-20-213)
- 4:00 p.m.
  Schur indices of the rational adjacency algebras of coherent configurations.
  Allen Herman*, University of Regina
  (1090-16-137)
- 4:30 p.m.
  Toric partial orders.
  Mike Develin, Menlo Park, CA
  Matthew Macauley*, Clemson University
  Victor Reiner, University of Minnesota
  (1090-05-388)