Were Nasir al-Din al-Tusi and Al-Ghazali both mathematicians?
Al-Ghazali Abū Ḥāmid Muḥammad ibn Muḥammad al-Ghazālī ( ; Arabic: أبو حامد محمد بن محمد الغزالي‎ ‎ ;  1058 – 19 December 1111), shortened as Al-Ghazali in Arabic or Ghazali in Persian and known as Algazelus or Algazel to the Western medieval world, was a Persian theologian, jurist, philosopher, and mystic.
Habash al-Hasib al-Marwazi Ahmad ibn 'Abdallah Habash Hasib Marwazi (766 - d. after 869 in Samarra, Iraq ) was a Persian astronomer, geographer, and mathematician from Merv in Khorasan who for the first time described the trigonometric ratios: sine, cosine, tangent and cotangent.