标签regular-languages - 这是页5 - GeneraCodice

Does a regular expression exist for any number that contains no more than two 5s and no 6 twice in a row?

https://www.generacodice.com/cn/articolo/2473449/does-a-regular-expression-exist-for-any-number-that-contains-no-more-than-two-5s-and-no-6-twice-in-a-row
  finite-automata  -  pumping-lemma  -  regular-languages  -  regular-expressions
cs.stackexchange cs.stackexchange

如果$ a $ was上下文中，则$ a ^ * $是常规的

https://www.generacodice.com/cn/articolo/2473412/如果-a-was上下文中-则-a-是常规的
  formal-languages  -  regular-languages  -  context-free
cs.stackexchange cs.stackexchange

DFA是常规语言，但常规语言在连接下关闭

https://www.generacodice.com/cn/articolo/2472450/dfa是常规语言-但常规语言在连接下关闭
  automata  -  regular-languages
cs.stackexchange cs.stackexchange

CFG-无限递归

https://www.generacodice.com/cn/articolo/2472381/cfg-无限递归
  regular-languages  -  context-free  -  regular-expressions
cs.stackexchange cs.stackexchange

泵送引理，常规语言

https://www.generacodice.com/cn/articolo/2471856/泵送引理-常规语言
  discrete-mathematics  -  pumping-lemma  -  regular-languages  -  regular-expressions
cs.stackexchange cs.stackexchange

证明$ \ {a ^ ib ^ i \ mid i \ ge0 \} $不定期使用泵送引理

https://www.generacodice.com/cn/articolo/2471693/证明-a-ib-i-mid-i-ge0-不定期使用泵送引理
  pumping-lemma  -  regular-languages
cs.stackexchange cs.stackexchange

什么是常规语言联盟的泵送长度？

https://www.generacodice.com/cn/articolo/2471473/什么是常规语言联盟的泵送长度
  pumping-lemma  -  regular-languages  -  regular-expressions
cs.stackexchange cs.stackexchange

这种语言是否具有前缀常规？

https://www.generacodice.com/cn/articolo/2470986/这种语言是否具有前缀常规
  pumping-lemma  -  regular-languages
cs.stackexchange cs.stackexchange

证明或反驳：无限的常规语言是一种无论如何的语言

https://www.generacodice.com/cn/articolo/2470744/证明或反驳-无限的常规语言是一种无论如何的语言
  regular-languages  -  context-free
cs.stackexchange cs.stackexchange

长度的所有单词的常规语言

https://www.generacodice.com/cn/articolo/2470622/长度的所有单词的常规语言
  pumping-lemma  -  regular-languages
cs.stackexchange cs.stackexchange
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