Euclid of Alexandria: Was born on About 325 B.C. And Died about 265 B.C. In Alexandria, Egypt - He is the prominent mathemation of antiquity best known for his treatise on mathematics The Elements. The long lasting nature of The Elements must make Euclid the leading mathematics teacher of all time. - The Elements begins with definitions  and 5 theries. The 1st  3 theries are theries of construction.

Euclid of Alexandria