Skip to content

Erdős problem 550

Let m1mkm_1\leq\cdots\leq m_k and nn be sufficiently large. If TT is a tree on nn vertices and GG is the complete multipartite graph with vertex class sizes m1,,mkm_1,\ldots,m_k, prove that R(T,G)(χ(G)1)(R(T,Km1,m2)1)+m1R(T,G)\leq (\chi(G)-1)(R(T,K_{m_1,m_2})-1)+m_1.

Sources

Browse retained paths and inspect the exact material available for this Problem.

1 retained statement2415f78e850a

Open selected source

Retained excerpts/

VibeMathed

Retained source excerpt1 of 1

Let $m_1\leq\cdots\leq m_k$ and $n$ be sufficiently large. If $T$ is a tree on $n$ vertices and $G$ is the complete multipartite graph with vertex class sizes $m_1,\ldots,m_k$, prove that $R(T,G)\leq (\chi(G)-1)(R(T,K_{m_1,m_2})-1)+m_1$.

Open exact source location

Search problems.science

Find a Problem, Result, source, or page