Show HONORED AS GREAT TEACHER Works Works' of Euclid Ancient Mathematician cian clan the Foundation of the Science of Geometry Euclid was an ancient mathematician cian clan who Is said by some to have nourished In the third thir centry before the Christian era em It is generally hel held that he Ime was a Greek but the date and place of his birth nr are unknown It Is generally held that much of his work was done at Alexandria Eg pt which In those ancient times was a famous seat of ot learning nn and the time center center center cen cen- ter of extensive commerce The rhe most famous work of Euclid that has come comedown comedown comedown down to us ns Is the Elements of ot Geometry Geometry Geom Geom- etry ehy In 13 books bools The first six sic are the time most valuable They contain the foundation of geometry on which Is based several branches es of higher mathematics These bool books s are e still used In schools and colleges The next nest three books s deal with the time properties properties properties prop prop- of numbers but they are mire superseded superseded super super- sede 1 by modern arithmetic Euclid also left other works such as tre treatises on harmony an and 1 optics |