Mathematician:Kazimierz Kuratowski

Sometimes Westernised as Casimir.

Polish mathematician whose work was mainly in topology and metric spaces.

Pioneered, with Alfred Tarski and Wacław Sierpiński, the theory of Polish spaces.

Nationality
Polish

History

 * Born: 2 Feb 1896, Warsaw, Russian Empire (now Poland)
 * Died: 18 June 1980, Warsaw, Poland

Theorems and Definitions

 * Knaster-Kuratowski Fan (with Bronisław Knaster)
 * Kuratowski Closure Axioms
 * Kuratowski's Lemma, also known as Kuratowski-Zorn Lemma and Zorn's Lemma (independently of Max Zorn)
 * Kuratowski's Theorem
 * Tarski-Kuratowski Algorithm (with Alfred Tarski)
 * Kuratowski's Closure-Complement Problem
 * Kuratowski's Free Set Theorem
 * Kuratowski Convergence of subsets of metric spaces
 * Painlevé-Kuratowski Convergence (with Paul Painlevé)

Books and Papers

 * 1917: On the definitions in mathematics
 * 1920: Sur les continus indécomposable (with Zygmunt Janiszewski)
 * 1930: Sur le problème des courbes gauches en topologie
 * 1948: Topologie I, Espaces Métrisables, Espaces Complets (Topology I: Metric Spaces, Complete Spaces)
 * 1950: Topologie II, Espaces Compacts, Espaces Connexes, Plan Euclidien (Topology II: Compact Spaces, Connected Spaces, Euclidean Space)
 * 1950: Topologie II, Espaces Compacts, Espaces Connexes, Plan Euclidien (Topology II: Compact Spaces, Connected Spaces, Euclidean Space)