February 2022
Beginner to intermediate
572 pages
13h
English
Content preview from An Introduction to Formal Languages and Automata, 7th Edition
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14.2 TURING MACHINE MODELS AND COMPLEXITY
In the study of computability it makes little difference what particular model of Turing machine we use, but we have already seen that the efficiency of a computation can be affected by the number of tapes of the machine and by whether it is deterministic or nondeterministic. As Example 12.8 shows, nondeterministic solutions are often much more efficient than deterministic alternatives. The next example illustrates this even more clearly.
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