### „First then I will set out the very first theorem which became known to me by means of mechanics, namely that

Any segment of a section of a right angled cone (i. e., a parabola) is four-thirds of the triangle which has the same base and equal height,

and after this I will give each of the other theorems investigated by the same method. Then at the end of the book I will give the geometrical [proofs of the propositions]…“

— Archimedes, buch The Method of Mechanical Theorems

The Method of Mechanical Theorems