Probabilistic Turing machine: Difference between revisions

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==Description==
A probabilistic Turing machine is a type of [[nondeterministic Turing machine]] in which each nondeterministic step is a "coin-flip"—that, that is, at each step there are two possible next moves and the computationTuring machine probabilistically selects which move to take.<ref>{{cite book|last=Sipser|first=Michael|authorlink=Michael Sipser|title=Introduction to the Theory of Computation|edition=2nd|year=2006|publisher=Thomson Course Technology|___location=USA|page=368|isbn=978-0-534-95097-2|title-link=Introduction to the Theory of Computation}}</ref>
 
==Formal definition==