WITNESS

Raqāʾiq al-ḥaqāʾiq fī maʿrifah ḥisāb al-daraj wa-al-daqāʾiq_Cairo_Dār al-kutub_empty_1049

References

Rozenfeld, Boris, and Ekmeleddin İhsanoğlu. 2003. Mathematicians, Astronomers and Other Scholars of Islamic Civilisation and Their Works (7th-19th c.). Istanbul: Research Centre for Islamic History, Art, and Culture.

P. 293 (no. 873), M1.