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Showing 2021 · math.COShow all
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math.CO2021
Bounding the edge cover of a hypergraph
Farhad Shahrokhi
Let be a hypergraph. Let , then is an {\it edge cover}, or a {\it set cover}, if . A subset of vertices is {\it indepe…
math.CO2021★ 1 cited
Inconsequential results on the Merino-Welsh conjecture for Tutte polynomials
Joseph P. S. Kung
The Merino-Welsh conjectures say that subject to conditions, there is an inequality among the Tutte-polynomial evaluations , , and . We present three…