Nonintersecting Ryser Hypergraphs

Nonintersecting Ryser Hypergraphs
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非相交 Ryser 超图

DOI:
10.1137/19m1241556
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发表时间:
2020
期刊:
SIAM J. Discret. Math.
影响因子:
--
通讯作者:
V. Pepe
V. Pepe
中科院分区:
--
文献类型:
--
作者:
Anurag Bishnoi;V. Pepe

文献摘要

被引文献

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Ryser的一个著名猜想指出,每个$r$-部超图的顶点覆盖数至多为匹配数的$r - 1$倍。近年来,超图满足这一约束,…
A famous conjecture of Ryser states that every $r$-partite hypergraph has vertex cover number at most $r - 1$ times the matching number. In recent years, hypergraphs meeting this conjectured bound,...