The most famous result attributed to Pythagoras ... 300 BC) Euclid was one of the first great Greek mathematicians. In his classic "Elements," Euclid laid the framework for our formal ...

Euclid was one of the first great Greek mathematicians ... of physics by figuring out how levers work and in the famous legend of his discovery of how water is displaced by a submerged object ...

In Western history, the earliest written proof appears in Elements by Euclid, a Greek mathematician in the 4th century BC.