When1: 970
When2: 980
Who: Abul Wafa Muhammad al-Buzjani [al-Buzjani, Abul Wafa Muhammad] or al-Buzjani
What: mathematician
Where: Baghdad, Iraq
works\ Book on What Is Necessary from the Science of Arithmetic for Scribes and Businessmen [970 to 980]; Book on What Is Necessary from Geometric Constructions for the Artisan [970 to 980]
Detail: He lived 940 to 997, used secant and cosecant, and constructed using straightedges and circles.
Mathematical Sciences>Mathematics>History>Geometry
3-Mathematics-History-Geometry
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Date Modified: 2022.0224