Who covered the most disciplines, Abū Sahl al-Qūhī or Al-Farabi?
Abū Sahl al-Qūhī Abū Sahl Wayjan ibn Rustam al-Qūhī (al-Kūhī ; Persian: ابوسهل بیژن کوهی‎ ‎ "Abusahl Bijan-e Koohi") was a Persian mathematician, physicist and astronomer. He was from Kuh (or Quh), an area in Tabaristan, Amol, and flourished in Baghdad in the 10th century. He is considered one of the greatest Muslim geometers, with many mathematical and astronomical writings ascribed to him.
Muhammad Taqi-ud-Din al-Hilali Muhammad Taqi-ud-Din bin Abdil-Qadir Al-Hilali, (1893-1987) was a 20th-century Salafi scholar from Morocco, most notable for his English translations of Sahih Bukhari and, along with Muhammad Muhsin Khan, the Qur'an, entitled The Noble Qur'an.