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CPC
2007
93views more  CPC 2007»
13 years 11 months ago
On a Random Graph Related to Quantum Theory
We show that a random graph studied by Ioffe and Levit is an example of an inhomogeneous random graph of the type studied by Bollob´as, Janson and Riordan, which enables us to gi...
Svante Janson
CPC
2007
77views more  CPC 2007»
13 years 11 months ago
All Maximum Size Two-Part Sperner Systems: In Short
Harout K. Aydinian, Péter L. Erdös
CPC
2007
105views more  CPC 2007»
13 years 11 months ago
Packing Cliques in Graphs with Independence Number 2
Let G be a graph with no three independent vertices. How many edges of G can be packed with edge-disjoint copies of Kk? More specifically, let fk(n, m) be the largest integer t s...
Raphael Yuster
CPC
2007
61views more  CPC 2007»
13 years 11 months ago
Maximizing Several Cuts Simultaneously
Consider two graphs G1 and G2 on the same vertex set V and suppose that Gi has mi edges. Then there is a bipartition of V into two classes A and B so that for both i = 1, 2 we hav...
Daniela Kühn, Deryk Osthus
CPC
2007
88views more  CPC 2007»
13 years 11 months ago
Zero-Free Intervals for Flow Polynomials of Near-Cubic Graphs
Let P(G,t) and F(G,t) denote the chromatic and flow polynomials of a graph G. G.D. Birkhoff and D.C. Lewis showed that, if G is a plane near triangulation, then the only zeros of...
Bill Jackson
CPC
2007
113views more  CPC 2007»
13 years 11 months ago
Regular Partitions of Hypergraphs: Regularity Lemmas
Abstract. Szemer´edi’s regularity lemma for graphs has proved to be a powerful tool with many subsequent applications. The objective of this paper is to extend the techniques de...
Vojtech Rödl, Mathias Schacht
CPC
2007
72views more  CPC 2007»
13 years 11 months ago
Thresholds and Expectation Thresholds
Jeff Kahn, G. I. L. Kalai
CPC
2007
58views more  CPC 2007»
13 years 11 months ago
Teasing Apart Two Trees
Mike A. Steel, László A. Szék...
CPC
2007
76views more  CPC 2007»
13 years 11 months ago
A Point Process Describing the Component Sizes in the Critical Window of the Random Graph Evolution
We study a point process describing the asymptotic behavior of sizes of the largest components of the random graph G(n, p) in the critical window, that is, for p = n−1 + λn−4/...
Svante Janson, Joel Spencer