Karp可简化性产生总订单吗?


15

或者换句话说,对于每种语言和,我们都有或吗?pp一种一种pp一种

Answers:



1

作为一个简单的反例,可以考虑= { 0 1 } *。无论是还原到其他,因为X 一个总是错的,ÿ 始终是真实的。一种=={01个}X一种ÿ

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