Al-Kashi's Miftah al-Hisab, Volume III: Algebra

Jamshīd al-Kāshī’s  Miftāḥ al-Ḥisab  (Key to Arithmetic) was largely unknown to researchers until the mid-20th century, and has not been translated to English until now. This is the third and final book in a multi-volume set that finally brings al-Kāshī’s groundbreaking textbook to English audiences in its entirety. As soon as it was studied by modern researchers, Miftah changed some false assumptions about the history of certain topics in mathematics. Written as a textbook for student