Great mathematicians of the past and their great theorems

The brochure proves the remarkable theorems of the great mathematicians of the past - Archimedes (the theorem about the volume of the ball), the farm (the theorem about the representation of prime numbers in the form of the sum of two squares of natural numbers), Euler (equality of EP1 = - 1), Lagrange (the theorem about the representation of any natural number In the form of the sum of four squares of integers) and Gauss (the theorem on the construction of the circul and the ruler of the correct seventeen) The text of the brochure is a processing of a lecture record, read by the author on October 30, 1999 on small Mehmat for schoolchildren of grades 9-11.
The brochure is designed for a wide range of readers interested in mathematics: high school students, primary school students, teachers