Theon of Alexandria, was a Greek scholar and mathematician who lived in Alexandria, Egypt, his daughter was Hypatia, a Greek mathematician, astronomer, inventor, and philosopher in Egypt, then a part of which location?
Theon of Alexandria Theon of Alexandria ( ; Ancient Greek: Θέων ὁ Ἀλεξανδρεύς ; c. AD  335 – c. 405) was a Greek scholar and mathematician who lived in Alexandria, Egypt. He edited and arranged Euclid's "Elements" and wrote commentaries on works by Euclid and Ptolemy. His daughter Hypatia also won fame as a mathematician.
South Sinai Governorate South Sinai Governorate (Egyptian Arabic: محافظة جنوب سيناء‎ ‎ "Muḥāfẓet Ganūb Sīnāʾ ") is the least populated governorate of Egypt. It is located in the east of the country, encompassing the southern half of the Sinai Peninsula. Saint Catherine's Monastery, an Eastern Orthodox Church monastery and UNESCO World Heritage site of world renown, is located in central part of the governorate.