Omar Khayyam (18 май 1040 г. – 4 дек 1131 г.)
Описание:
Omar Khayyam was famous for being an Islamic scholar, a poet, and a mathematician. He compiled astronomical tables and contributed to the calendar reform and discovered a geometrical method of solving cubic equations.Добавлено на ленту времени:
Дата:
18 май 1040 г.
4 дек 1131 г.
~ 91 years