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awalterschulze/medium-derivative-of-a-regex-nullable-answer-2.hs Secret

Created August 31, 2022 08:35
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medium-derivative-of-a-regex-nullable-answer-2.hs
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medium-derivative-of-a-regex-nullable-answer-2.hs
nullable "a*(b*|∅)"
= nullable "a*" `and` nullable "b*|∅"
= true `and` (nullable "b*" `or` nullable "∅")
= true `and` (true `or` false)
= true
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