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jan 1, 1673 - Арифмометр Лейбница

Description:

Г.В. Лейбниц сконструировал первый арифмометр в 1673 г. В связи с появление арифмометров появилась профессия - счетчик

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Ульяна Ахидова. Информатика

ByУльяна Ахидова
16 Dec 2018
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Date:

jan 1, 1673
Now
~ 352 years ago
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