Mathematician:Edward Marczewski

Mathematician
Polish mathematician who worked in mainly in the fields of measure theory, descriptive set theory, general topology, probability theory and universal algebra.

Nationality
Polish

History

 * Born: 15 Nov 1907, Warsaw, Russian Empire (now Poland)
 * Died: 17 Oct 1976, Wrocław, Poland

Theorems and Definitions

 * Szpilrajn Extension Theorem

Also known as
Name at birth: Edward Szpilrajn. It was changed in $1940$, so results attributed to him before then bear the name Szpilrajn.