Ya'ish ibn Ibrahim al-Umawi

Abū ʿAbdallāh Yaʿīsh ibn Ibrāhīm ibn Yūsuf ibn Simāk al-Andalusī al-Umawī (Arabic: يعيش بن إبراهيم بن يوسف بن سماك الأموي الأندلسي) (1400?

in Al-Andalus – 1489 in Damascus, Mamluk Sultanate) was a 15th-century Spanish-Arab[1] mathematician.

This article about an Asian mathematician is a stub.

You can help Wikipedia by expanding it.