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Articles with 'Y'

— 1 article

Yunus, Abu al-Hasan ibn (950-1009)

— In: Astronomy and space

Mathematician and astronomer, born in Egypt. His father was a historian, biographer and scholar of hadith, who wrote two volumes about the history of Egypt. In Cairo, he worked as an astronomer for the Fatimid dynasty for 26 years, first for... — full article

Compendium articles with 'Y' — 1
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