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23h 59min, jun 19, 1623 y - Блэз Паскаль

Description:

создал механическое вычислительное устройство – суммирующую машину, которая позволяла складывать числа в десятичной системе счисления.

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13 Nov 2017

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23h 59min, jun 19, 1623 y

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~ 403 years ago

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