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THE MAP OF NP. . There are in principle three possibilities:. . . . . . . NP. NP. NP. P. P. P=NP. . . . NP-complete. NP-complete. But only two of them are possible:Theorem: If P?NP, then there is a language in NP which is neither in P nor is it NP-complete. . ISOMORPHISM AND DENSITY. . We known tha
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