Happy Birthday, Turing’s Universal Machine

“As is often the case in scientific endeavour, Turing was
actually working on an entirely different task when he stumbled on
a way to create a general-purpose computer.

“The paper that encapsulated this machine? On Computable Numbers
with an Application to the Entscheidungsproblem.

“The Entscheidungsproblem – which translated from German
literally means “decision problem” – referred to a mathematical
challenge laid down by German mathematician David Hilbert.”

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