31 дек 1941 г. - Model K: The First Calculator

Описание:

George Stibitz, uses relays for a "demonstration adder" which is a fancy term for an old calculator or digital calculating machine. He was the first person to use binary logic for a computer's design, this resulted in the construction of the Model I Complex Calculator in 1939, which in the same year Konrad Zuse also built his computer.

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