Mathematician:Kenneth Ira Appel

Mathematician
American mathematician who in 1976, along with, proved the Four Color Theorem with the help of a computer.

Nationality
American

History

 * Born: 8 October 1932 in Brooklyn, New York, USA
 * Died: 19 April 2013 in Dover, New Hampshire, USA

Theorems and Definitions

 * Four Color Theorem (with )