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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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26 abr 1495 año - Аль-Каши
Descripción:
Трактат «Ключ арифметики» описывает шестидесятеричную систему счисления.
Añadido al timeline:
Арифметика
By
Лилия
9 dic 2017
0
0
424
fecha:
26 abr 1495 año
Ahora mismo
~ 530 years ago
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