Mathematician:Lev Semenovich Pontryagin

Mathematician
Russian mathematician who made major discoveries, mainly in the field of geometric topology.

Nationality
Soviet Russian

History

 * Born: 3 Sept 1908, Moscow, Russia
 * Died: 3 May 1988

Theorems and Definitions

 * Andronov-Pontryagin Criterion (with )
 * Pontryagin's Maximum Principle
 * Pontryagin Class
 * Pontryagin Duality
 * Pontryagin Space
 * Pontryagin Square
 * Pontryagin-Kuratowski Theorem, independently of (also known as Kuratowski's Theorem)

Publications

 * 1938: Topological Groups
 * 1961: The Mathematical Theory of Optimal Processes
 * 1998: Memoirs

Also known as
In Russian: Лев Семёнович Понтрягин