Question: Let M be a k-tape non-deterministic Turing machine that runs in time t(n). Show that there is some 2-tape non-deterministic Turing machine that decides L(M)

Let M be a k-tape non-deterministic Turing machine that runs in time t(n). Show that there is some 2-tape non-deterministic Turing machine that decides L(M) in time proportional to k t(n).

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