Examine the formal denition of a Turing machine to answer
Chapter , Problem 3.5(choose chapter or problem)
Examine the formal denition of a Turing machine to answer the following questions, and explain your reasoning. a. Can a Turing machine ever write the blank symbol on its tape? b. Can the tape alphabet be the same as the input alphabet ? c. Can a Turing machines head ever be in the same location in two successive steps? d. Can a Turing machine contain just a single state?
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