AMS Sectional Meeting Program by Special Session
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2000 Southeastern Section Meeting
Lafayette, LA, April 1416, 2000
Meeting #954
Associate secretaries:
John L Bryant, AMS
bryant@math.fsu.edu
Special Session on Graph Theory

Friday April 14, 2000, 2:30 p.m.5:20 p.m.
Special Session on Graph Theory, I
Room 215, Griffin Hall
Organizers:
Robin Thomas, Georgia Institute of Technology thomas@math.gatech.edu
Dhruv Mubayi, Georgia Institute of Technology mubayi@math.gatech.edu

2:30 p.m.
Some exact results and new asymptotics for hypergraph Turan numbers.
Dhruv Mubayi*, Georgia Tech
(9540595)

3:00 p.m.
Graphs with small Ramsey numbers.
Alexandr V Kostochka*, University of Illinois at UrbanaChampaign
Vojtech R\" odl, Emory University
(9540581)

3:30 p.m.
Equivalent Conditions of Regularity.
Yoshiharu Kohayakawa, University of Sao Paulo
Vojtech Rodl, Emory University
Jozef Skokan*, Emory University
(9540551)

4:00 p.m.
Two Extremal Problems for Set Systems.
Brendan T Nagle*, Georgia Institute of Technology
(95405190)

4:30 p.m.
Ramsey Numbers for Trees of Small Maximum Degree.
Penny E Haxell*, University of Waterloo
(95405183)

5:00 p.m.
Graphs without $C_6$.
Zoltan Furedi*, University of Illinois at UrbanaChampaign
(95405179)

Saturday April 15, 2000, 8:30 a.m.10:50 a.m.
Special Session on Graph Theory, II
Room 215, Griffin Hall
Organizers:
Robin Thomas, Georgia Institute of Technology thomas@math.gatech.edu
Dhruv Mubayi, Georgia Institute of Technology mubayi@math.gatech.edu

8:30 a.m.
Partitioning Vertices of a Tournament into Independent Cycles.
Guantao Chen, Georgia State University
Ronald J Gould*, Emory University
Li Hao, Universite ParisSud
(9540529)

9:00 a.m.
Long cycles in 3connected graphs.
Xingxing Yu*, Georgia Tech
Guantao Chen, Georgia State Univ.
(95405158)

9:30 a.m.
Packing cycles in graphs.
Guoli Ding*, LSU
Wenan Zang, HongKang
(95405154)

10:00 a.m.
Recent Progress on Computing the Crossing Number of $C_m\times C_n$.
Jay Adamsson, Ottawa, Ontario
R. Bruce Richter*, University of Waterloo
(95405155)

10:30 a.m.
Antidirected Hamiltonian Paths Between Specified Vertices of a Tournament.
Pavol Hell*, Simon Fraser University
Moshe Rosenfeld, Pacific Lutheran University
(95405102)

Saturday April 15, 2000, 2:30 p.m.5:50 p.m.
Special Session on Graph Theory, III
Room 215, Griffin Hall
Organizers:
Robin Thomas, Georgia Institute of Technology thomas@math.gatech.edu
Dhruv Mubayi, Georgia Institute of Technology mubayi@math.gatech.edu

2:30 p.m.
Isoperimetric numbers of infinite planar graphs: I.
Serge Lawrencenko, Department of Mathematics, Vanderbilt University
Michael D. Plummer*, Department of Mathematics, Vanderbilt University
Xiaoya Zha, Department of Mathematical Sciences, Middle Tennessee State University
(95405114)

3:00 p.m.
Isoperimetric numbers of infinite planar graphs: II.
Serge Lawrencenko, Department of Mathematics, Vanderbilt University
Michael D. Plummer, Department of Mathematics, Vanderbilt University
Xiaoya Zha*, Department of Mathematical Sciences, Middle Tennessee State University
(95405116)

3:30 p.m.
Independent Sets In TriangleFree Cubic Planar Graphs.
Christopher Carl Heckman*, Georgia Institute of Technology
Robin Thomas, Georgia Institute of Technology
(95405129)

4:00 p.m.
Excluding any graph as a minor allows a low treewidth 2coloring.
Dirk Vertigan*, Louisiana State University
(95405162)

4:30 p.m.
Large 4connected nonplanar graphs.
Guoli Ding, Louisiana State University
Bogdan Oporowski*, Louisiana State University
Robin Thomas, Georgia Institute of Technology
Dirk Vertigan, Louisiana State University
(95405173)

5:00 p.m.
On removable circuits in graphs and matroids.
Manoel Lemos, Universidade Federal de Pernambuco
James Oxley*, Louisiana State University
(95405161)

5:30 p.m.
Connected $(g, f)$factors.
Mark N. Ellingham*, Vanderbilt University
Yunsun Nam, Ewha Woman's University
HeinzJ\"urgen Voss, Technical University Dresden
(95405123)

Sunday April 16, 2000, 9:30 a.m.12:20 p.m.
Special Session on Graph Theory, IV
Room 215, Griffin Hall
Organizers:
Robin Thomas, Georgia Institute of Technology thomas@math.gatech.edu
Dhruv Mubayi, Georgia Institute of Technology mubayi@math.gatech.edu

9:30 a.m.
Totally positive hypergraphs.
Jen{\H o} Lehel*, University of Louisville
(95405138)

10:00 a.m.
Fragile Graphs.
Guantao Chen, Georgia State University
Ralph J Faudree*, University of Memphis
Michael S Jacobson, University of Louisville
(95405134)

10:30 a.m.
Vertex covers by edge disjoint cliques.
Lubos Thoma*, Carnegie Mellon University
(95405182)

11:00 a.m.
From Triangulated Spheres to Triangulated Balls.
Andre\u{\i} Kotlov*, CWI (Amsterdam)
(9540593)

11:30 a.m.
Minimum Span Vertex Labellings.
Jerrold R. Griggs*, University of South Carolina
(95405196)

12:00 p.m.
Growing grids in matroids of high branchwidth.
Thor Johnson, Princeton University
Neil Robertson*, Ohio State University
Paul Seymour, Princeton University
(95405192)
Inquiries: meet@ams.org