2 papers
math.CO2017
The size of -uniform hypergraphs with given matching number and codegree
Xinmin Hou, Lei Yu, Jun Gao +1
Determine the size of -graphs with given graph parameters is an interesting problem. Chvátal and Hanson (JCTB, 1976) gave a tight upper bound of the size of 2-graphs with restri…
math.CO2017
Odd induced subgraphs in graphs with treewidth at most two
Xinmin Hou, Lei Yu, Jiaao Li +1
A long-standing conjecture asserts that there exists a constant such that every graph of order without isolated vertices contains an induced subgraph of order at least $c…