Kitāb fī al-qarasṭūn كتاب في القرسطون Thābit ibn Qurrah al-Ḥarrānī ثابت بن قرّة الحراني
Scope & Content:
Treatise on the static and mechanic theories underpinning the use of a kind of balance by Abū al-Ḥasan Thābit ibn Qurrah al-Ḥarrānī (أبو الحسن ثابت بن قرّة الحرّاني; d. 901). The treatise begins with postulates taken from the Kitāb fī al-thiqal wa-al-khiffah wa-qiyās al-ajrām ba‘ḍihā ilá ba‘ḍ (ك...