To which country Mathematician Pythagoras belongs?

Question

Which was a mathematician and author on the faculty of the Department of Mathematics at the University of Illinois from 1955-1990, and of Eastern Michigan University from 1990-1999, most famous for writing "The Elements of Real Analysis" and "The Elements of Integration"?

Answer 1

Greece

Mathematician Pythagoras was Greek philosopher who is famously credited for giving the famous theorem a^2 + b^2 = c^2 where a,b,c are the edges of a right angle triangle. He was born in Samos, Greece at 570 BC, he started a group of mathematicians, called the Pythagoreans, who worshiped numbers and lived like monks.