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5 Jul 1221 Jahr - Леона́рдо Пиза́нский (Фибоначчи)

Beschreibung:

«Книга абака»-

Zugefügt zum Band der Zeit:

Арифметика

9 Dez 2017

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423

Datum:

5 Jul 1221 Jahr

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~ 804 years ago

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