1 янв 5000 г. до нашей эры - Pre-dynastic Egyptians and Sumerian mathematics
Описание:
Pre-dynastic Egyptians and Sumerians showed geometric designs on their artifacts as early as the 5000 BC. as did some megalithic societies in northern Europe in the 3rd millennium BCE or before.
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1 янв 5000 г. до нашей эры
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