Full reference OpenMind biblio ref
Kāshī, Jamshid ibn Masʻūd. 1969. Miftāḥ Al-ḥisāb. Taḥqīq Wa-Sharḥ [edition and Commentary]. Eds. Muḥammad Ḥamdī al-Ḥifnī Shaykh and Aḥmad Saʻīd Dimirdāsh. Cairo: Dār al-Kārib al-ʻArabī.
{ Jamshid Kāshī, Muḥammad Shaykh, Aḥmad Dimirdāsh, 1969 #11791 }