Encyclopedia > Casimir Kuratowski

Article Content

Kazimierz Kuratowski

Redirected from Casimir Kuratowski

Kazimierz Kuratowski (born February 2, 1896, Warsaw, died June 18, 1980, Warsaw) was a Polish mathematician.

Among his contributions to mathematics are:

a characterization of Hausdorff spaces in terms of what are now called Kuratowski closure operators[?];
the proof of the Kuratowski-Zorn lemma
in graph theory, the characterization of planar graphs now known as the Kuratowski's theorem

External links

Biography of Kuratowski (http://www-groups.dcs.st-and.ac.uk/~history/Mathematicians/Kuratowski)

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Battle Creek, Michigan

... who is 65 years of age or older. The average household size is 2.43 and the average family size is 3.04. In the city the population is spread out with 27.2% under the age ...