Mathematician:Karl Stein

German mathematician well known for complex analysis and cryptography.

Nationality
German

History

 * Born: 1 January 1913 in Hamm, Westphalia
 * Died: 19 October 2000

Theorems and Definitions

 * Remmert-Stein Theorem (with Reinhold Remmert)
 * Stein Manifold
 * Stein Factorization