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Question about the complexity class that is a complement of NP, i.e. decision problems where the "no" instances can be accepted by a nondeterministic Turing machine that runs in time polynomial in the length of the input.

2 votes
0 answers
23 views

Flip Output of SAT problem [duplicate]

Why cant I Just create a TM A that runs a NTM B with a formula to compute the SAT Problem and Just Flip its Output. So when the Input NTM B Returns true (formula is satisfyable) the TM A Return false. …