AMS Sectional Meeting AMS Special Session
Current as of Sunday, April 21, 2013 00:20:08
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Spring Western Sectional Meeting
University of Colorado Boulder, Boulder, CO
April 1314, 2013 (Saturday  Sunday)
Meeting #1089
Associate secretaries:
Michel L Lapidus, AMS lapidus@math.ucr.edu, lapidus@mathserv.ucr.edu
Special Session on Extremal Graph Theory

Saturday April 13, 2013, 8:30 a.m.10:50 a.m.
Special Session on Extremal Graph Theory, I
Room 1B90, Eaton Humanities
Organizers:
Michael Ferrara, University of Colorado Denver michael.ferrara@ucdenver.edu
Stephen Hartke, University of NebraskaLincoln
Michael Jacobson, University of Colorado Denver

Saturday April 13, 2013, 3:00 p.m.5:20 p.m.
Special Session on Extremal Graph Theory, II
Room 1B90, Eaton Humanities
Organizers:
Michael Ferrara, University of Colorado Denver michael.ferrara@ucdenver.edu
Stephen Hartke, University of NebraskaLincoln
Michael Jacobson, University of Colorado Denver

3:00 p.m.
All minorminimal apex obstructions that have connectivity two.
Csaba Biro, University of Louisville
Adam Jobson, University of Louisville
Andre Kezdy*, University of Louisville
(108905209)

3:30 p.m.
A Refinement of the CorrádiHajnal Theorem.
H. Kierstead, University of Illinois at UrbanaChampaign
A. Kostochka, University of Illinois at UrbanaChampaign
E. Yeager*, University of Illinois at UrbanaChampaign
(108905103)

4:00 p.m.
Theorems and conjectures extending the HajnalSzemerédi Theorem to directed graphs.
Andrzej Czygrinow, Arizona State University
Louis DeBiasio, Miami University
H. A. Kierstead*, Arizona State University
Theodore Molla, Arizona State University
(108905392)

4:30 p.m.
The semidegree threshold for antidirected Hamilton cycles.
Louis DeBiasio, Miami University
Theodore Molla*, Arizona State University
(108905349)

5:00 p.m.
Forbidden Subgraphs and Hamiltonian Connected Graphs.
Ronald J. Gould*, Emory University
(108905186)

Sunday April 14, 2013, 8:30 a.m.10:50 a.m.
Special Session on Extremal Graph Theory, III
Room 1B90, Eaton Humanities
Organizers:
Michael Ferrara, University of Colorado Denver michael.ferrara@ucdenver.edu
Stephen Hartke, University of NebraskaLincoln
Michael Jacobson, University of Colorado Denver

8:30 a.m.
AntiRamsey Multiplicities of Graphs and Arithmetic Progressions.
Michael Young*, Iowa State University
(108905265)

9:00 a.m.
Getting to the point of Reed's Conjecture: How local can you go?
Andrew D King*, Simon Fraser University
(10890565)

9:30 a.m.
Coupon colorings of graphs.
Jacques Verstraete*, University of California, San Diego
Bob Chen, University of California, San Diego
Jeong Han Kim, National Institute for Mathematical Sciences of South Korea
Michael Tait, University of California, San Diego
(108905384)

10:00 a.m.
Short proofs of coloring theorems on planar graphs.
Oleg V. Borodin, Sobolev Institute of Mathematics and Novosibirsk State University
Alexandr V. Kostochka, University of Illinois at UrbanaChampaign
Bernard Lidický*, University of Illinois at UrbanaChampaign
Matthew Yancey, University of Illinois at UrbanaChampaign
(108905343)

10:30 a.m.
Extremal graphs for Gallai's Conjecture on the minimum size of $k$critical $n$vertex graphs.
Alexandr Kostochka*, University of Illinois at UrbanaChampaign
Matthew Yancey, University of Illinois at UrbanaChampaign
(10890586)

Sunday April 14, 2013, 3:00 p.m.5:20 p.m.
Special Session on Extremal Graph Theory, IV
Room 1B90, Eaton Humanities
Organizers:
Michael Ferrara, University of Colorado Denver michael.ferrara@ucdenver.edu
Stephen Hartke, University of NebraskaLincoln
Michael Jacobson, University of Colorado Denver

3:00 p.m.
Saturation Numbers.
Ralph J Faudree*, Dept. of Math. Sci., University of Memphis
(10890532)

3:30 p.m.
Saturated Subgraphs of Multipartite Graphs.
Michael Ferrara, University of Colorado Denver
Michael Jacobson, University of Colorado Denver
Florian Pfender, University of Colorado Denver
Paul S. Wenger*, Rochester Institute of Technology
(108905191)

4:00 p.m.
Complete subgraphs in multipartite graphs.
Florian Pfender*, University of Colorado Denver
(108905391)

4:30 p.m.
$k$fold Sidon sets.
Craig M Timmons*, University of California San Diego
(10890522)

5:00 p.m.
Graphs with the Fewest Matchings.
Lauren Keough*, University of Nebraska  Lincoln
A.J. Radcliffe, University of Nebraska  Lincoln
(108905294)
Inquiries: meet@ams.org