The original version of this story appeared in Quanta Magazine. The world of mathematics is full of unreachable corners, where unsolvable problems live. Now, yet another has been exposed. In 1900, the ...
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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