What was the name of the treatise in which Euclid compiled all the existing geometric knowledge, along with some of his own observations, to provide a logical structure and progression for geometry?

Question

texaschic101 · Answer

Euclid's elements  is a mathematical and geometric treatise consisting of 13 books written by the ancient Greek mathematician Euclid in Alexandria c. 300 BC. It is a collection of definitions, postulates (axioms), propositions (theorems and constructions), and mathematical proofs of the propositions. The thirteen books cover Euclidean geometry and the ancient Greek version of elementary number theory.