Moreover, with Alfred Tarski and Wacław Sierpiński he provided most of the theory concerning Polish spaces (that are indeed named after these mathematicians and their legacy).
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Since Janiszewski was deceased, Kuratowski's supervisor was Wacław Sierpiński.
In topology, a branch of mathematics, the Knaster–Kuratowski fan (also known as Cantor's leaky tent or Cantor's teepee depending on the presence or absence of the apex) is a connected topological space with the property that the removal of a single point makes it totally disconnected.
Kazimierz Dolny | Kazimierz Kord | Michał Kazimierz "Rybeńko" Radziwiłł | Kazimierz Sikorski | Kazimierz Sakowicz | Michał Kazimierz Radziwiłł | Kazimierz Wiłkomirski | Kazimierz Serocki | Kazimierz Kuratowski | Jan Kazimierz Denhoff | St. John's church, Jan Kazimierz Wilczyński | Michał Kazimierz Ogiński | Maciej Kazimierz Sarbiewski | Kazimierz Żygulski | Kazimierz Smoleń | Kazimierz Siemienowicz | Kazimierz Moczarski | Kazimierz Mijal | Kazimierz Leski | Kazimierz Kelles-Krauz | Kazimierz Kay-Skrzypeski | Kazimierz Fajans | Kazimierz Dłuski | Kazimierz Biskupi | Kazimierz Bein | Kazimierz Bartoszewicz | Kazimierz Adach | Jóźwin, Gmina Kazimierz Biskupi |
After two years as an adjunct professor at U. of Texas, with the aid of a Guggenheim fellowship Whyburn spent the academic year 1929/1930 in Vienna with Hans Hahn and in Warsaw with Kuratowski and Sierpinski.