Euclid's Elements Euclid's Elements The Elements ( "Stoicheia") is a mathematical treatise consisting of 13 books attributed to the ancient Greek mathematician Euclid in Alexandria, Ptolemaic Egypt c. 300 BC. It is a collection of definitions, postulates, propositions (theorems and constructions), and mathematical proofs of the propositions. The books cover plane and solid Euclidean geometry, elementary number theory, and incommensurable lines. "Elements" is the oldest extant large-scale deductive treatment of mathematics. It has proven instrumental in the development of logic and modern science, and its logical rigor was not surpassed until the 19th century. Euclid's "Elements" has been referred to as the
Athletic Union of Greek Alexandria Athletic Union of Greek Alexandria The Athletic Union of Greek Alexandria "(AEEA)" is a Greek sports club based in Alexandria of Egypt. Ιδρύθηκε το 1910 with colors Blue and white and double-headed eagle emblem. Later in AEEA merged and Football Club of Greeks of Alexandria, which was also founded in 1910. In the long history of the Union had parts football men and women, basketball men and women, volleyball men and women, gymnastics Athletics field hockey and table tennis. Owns a house and struggled in the Community stage of Greek Community. He was a member of the local Ephorates SEGAS