Who was born earlier, Habash al-Hasib al-Marwazi or Mostafa El-Sayed?
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.
Muhammad Saeed al-Hakim Grand Ayatollah Sayyid Muhammad Sa'id al-Tabataba'i al-Hakim (born 1 February 1934 in Najaf, Iraq) is an Iraqi Twelver Shi'a marja, one of the four members of the Hawza of Najaf and one of the most senior Shia clerics in Iraq after Ayatollah Ali al-Sistani.