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Constant Approximating k-Clique is W[1]-hard
arXiv - CS - Computational Complexity Pub Date : 2021-02-09 , DOI: arxiv-2102.04769
Bingkai Lin

For every graph $G$, let $\omega(G)$ be the largest size of complete subgraph in $G$. This paper presents a simple algorithm which, on input a graph $G$, a positive integer $k$ and a small constant $\epsilon>0$, outputs a graph $G'$ and an integer $k'$ in $2^{\Theta(k^5)}\cdot |G|^{O(1)}$-time such that (1) $k'\le 2^{\Theta(k^5)}$, (2) if $\omega(G)\ge k$, then $\omega(G')\ge k'$, (3) if $\omega(G)

中文翻译:

常数近似k-Clique是W [1] -hard

对于每个图$ G $,令$ \ omega(G)$是$ G $中完整子图的最大大小。本文提出了一种简单的算法,在输入图$ G $,正整数$ k $和小常数$ \ epsilon> 0 $之后,输出图$ G'$和$ 2 ^中的整数$ k'$。 {\ Theta(k ^ 5)} \ cdot | G | ^ {O(1)} $-time使得(1)$ k'\ le 2 ^ {\ Theta(k ^ 5)} $,(2)如果$ \ omega(G)\ ge k $,则$ \ omega(G')\ ge k'$,(3)如果$ \ omega(G)
更新日期:2021-02-10
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