Programmers normally want to minimize the time their code takes to execute. But in 1962, the Hungarian mathematician Tibor Radó posed the opposite problem. He asked: How long can a simple computer ...
Regular expressions. Closure properties. Sequential machines and finite state transducers. State minimization. Chomsky hierarchy grammars, pushdown acceptors and linear bounded automata. Closure ...
Charles Petzold's book The Annotated Turing, which covers Turing's 1936 paper on computable numbers and much of the background material needed to understand it, is more than decent. As a result, I was ...
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