Died on 951
Ibn Al-Daya was the author of the Sirat Ahmad b. Tulun wa'bnihi Khumarawayh (Biography of Ibn Tulun and his son Khumarawayh). This is a biography of the first Tulunid rulers of Egypt. For more detail click here.
Born on 1312 Died on 1359
ʻAlī ibn Muḥammad Ibn al-Durayhim was an Arab cryptologist who gave detailed descriptions of eight cipher systems that discussed substitution ciphers, leading to the earliest suggestion of a "tableau" of the kind that two centuries later became known as the "Vigenère table". His book en...
Born on 1334 Died on 1405
Ibn Al-Furat was born in Cairo and lived between the years 1334-1405. He was a Hanafite scholar of Cairo, where he studied with notable scholars of the time. For more detail click here.
Born on 1181 Died on 1205
Abu Muhammad 'Abdallah ibn al-Hafid was born in Seville in 1181-2. He became a successful physician in the Almohad service, and just as his father, he died (poisoned) in 1205-6, and was buried in Seville near his family ancestors. For more detail click here.