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Link crossing number is NP-hard
Journal of Knot Theory and Its Ramifications ( IF 0.3 ) Pub Date : 2020-05-18 , DOI: 10.1142/s0218216520500431
Arnaud de Mesmay 1 , Marcus Schaefer 2 , Eric Sedgwick 2
Affiliation  

We show that determining the crossing number of a link is NP-hard. For some weaker notions of link equivalence, we also show NP-completeness.

中文翻译:

链路交叉数是 NP-hard

我们表明,确定链接的交叉数是 NP 难的。对于链接等价的一些较弱的概念,我们还展示了 NP 完全性。
更新日期:2020-05-18
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