'Pspace machine' diaporamas de présentation

Space complexity

Space complexity. [AB 4]. Input/Work/Output TM. Configurations (First try). The recorded state of a Turing machine at a specific time. How many distinct configurations may a Turing machine that uses s cells have?. | ? | T. | ? | n. ?. | ? | s. | Q |. n. ?. s. ?. T. ?. ?. ?.

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Advice Coins

Advice Coins. Scott Aaronson. PSPACE/coin: Class of problems solvable by a PSPACE machine that can flip an “advice coin” (heads with probability p, tails with probability 1-p) as many times as it wants Clear that PSPACE/poly  PSPACE/coin Other direction? Could PSPACE/coin=ALL?.

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Advice Coins

55 views • 5 slides