Things which are equal to the same thing are also equal to one another. If equals be added to equals, the wholes are equal. If equals be subtracted from equals, the remainders are equal.

Have you ever wondered who is behind geometry's most fundamental truths? You guessed it: it is Euclid of Greece.

Beke’s research areas are algebraic topology; category theory, model theory, logic; computational geometry, theorem proving in euclidean geometry Enrique Gonzalez Velasco Recently published a new book ...

and as a good many teachers are convinced that in this country the reform must be in the direction of a modification of Euclid's elements, I should be glad to elicit opinions as to the following ...