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jan 1, 120 - Птолемей, "Альмагест" Составлены первые тригонометрические таблицы Таблица хорд определена для углов через 30' с точностью до шести знаков

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История тригонометрии

ByСветлана Мугаллимова
12 Feb 2022
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jan 1, 120
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~ 1906 years ago
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