Rob Morris, An exponential improvement for diagonal Ramsey
Rob Morris, An exponential improvement for diagonal Ramsey
The Ramsey number
The Ramsey number
Recently, Letzter proved that any graph of order n contains a collection P of
We study the fundamental problem of finding small dense subgraphs in a given graph. For a real number
The Erdős-Sós conjecture states that the maximum number of edges in an