Features a biography of the noted Muslim astronomer, mathematician and astrologer, 868-929 AD.

Furnishes a biography of the 10th century Muslim scientist Al-Battani, known to the West as Albategnius or Albategni.

Short entry describes the life and travels of the Muslim astronomer and mathematician, 855-929 AD.

Brief entry provides a biographical sketch of the famed Arab astronomer and mathematician's life and works.