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Combinatorics Seminar - Deepak Bal

April 30, 2015
10:20AM - 11:15AM
Math Tower 154

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Add to Calendar 2015-04-30 10:20:00 2015-04-30 11:15:00 Combinatorics Seminar - Deepak Bal Title: Monochromatic cycle partitions of random graphsSpeaker: Deepak Bal (Miami University)Abstract: We say that a graph $G$ has property $\mathcal{L}$ if in every 2-coloring of the edges of $G$ there exists a red cycle and blue cycle which are vertex disjoint and which partition the vertex set of $G$. It was conjectured by Lehel that $K_n$ has property $\mathcal{L}$ and this was confirmed for large $n$ by Łuczak, Rödl, and Szemerédi and with a better value of $n$ by Allen. Bessy and Thomassé gave a proof for all $n$. In this talk we explore property $\mathcal{L}$ and an approximate version when $G\sim G(n,p)$, the Erdős–Rényi random graph. This is joint work with Louis DeBiasio. Math Tower 154 Department of Mathematics math@osu.edu America/New_York public

Title: Monochromatic cycle partitions of random graphs

Speaker: Deepak Bal (Miami University)

Abstract: We say that a graph $G$ has property $\mathcal{L}$ if in every 2-coloring of the edges of $G$ there exists a red cycle and blue cycle which are vertex disjoint and which partition the vertex set of $G$. It was conjectured by Lehel that $K_n$ has property $\mathcal{L}$ and this was confirmed for large $n$ by Łuczak, Rödl, and Szemerédi and with a better value of $n$ by Allen. Bessy and Thomassé gave a proof for all $n$. In this talk we explore property $\mathcal{L}$ and an approximate version when $G\sim G(n,p)$, the Erdős–Rényi random graph. This is joint work with Louis DeBiasio.

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