• Thumbnail for Karol Borsuk
    Karol Borsuk (8 May 1905 – 24 January 1982) was a Polish mathematician. His main interest was topology, while he obtained significant results also in functional...
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  • Borsuk (the word for "badger" in a number of Slavic languages) may refer to: Angela Borsuk (born 1967), Israeli chess player Karol Borsuk, Polish mathematician...
    471 bytes (82 words) - 15:13, 27 February 2023
  • Thumbnail for Borsuk–Ulam theorem
    the statement of the Borsuk–Ulam theorem appears in Lyusternik & Shnirel'man (1930). The first proof was given by Karol Borsuk (1933), where the formulation...
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  • Thumbnail for Borsuk's conjecture
    conjecture, is a question in discrete geometry. It is named after Karol Borsuk. In 1932, Karol Borsuk showed that an ordinary 3-dimensional ball in Euclidean space...
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  • promoted by the Polish mathematician Karol Borsuk in 1968. Actually, the name shape theory was coined by Borsuk. Borsuk lived and worked in Warsaw, hence...
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  • Thumbnail for Samuel Eilenberg
    Maps onto a Circle; his thesis advisors were Kazimierz Kuratowski and Karol Borsuk. He died in New York City in January 1998. Eilenberg's main body of work...
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  • Merchant Marine captain Karol Borhy (1912–1997), Slovak football coach Karol Borsuk (1905–1982), Polish mathematician Karol Boscamp-Lasopolski (died...
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  • Thumbnail for Algebraic topology
    combinatorics. Frank Adams Michael Atiyah Enrico Betti Armand Borel Karol Borsuk Raoul Bott Luitzen Egbertus Jan Brouwer William Browder Ronald Brown...
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  • Thumbnail for Animal Husbandry (game)
    zwierzątek) is a dice game invented and published by the Polish mathematician Karol Borsuk at his own expense in 1943, during the German occupation of Warsaw. The...
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  • S^{p+k}]}} which is an abelian group. Cohomotopy sets were introduced by Karol Borsuk in 1936. A systematic examination was given by Edwin Spanier in 1949...
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  • Bronisław Knaster Zygmunt Janiszewski Stefan Mazurkiewicz Stanisław Saks Karol Borsuk Roman Sikorski Nachman Aronszajn Samuel Eilenberg Additionally, notable...
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  • Thumbnail for Tadeusz Ważewski
    famous for applying the topological concept of retract, introduced by Karol Borsuk, to the study of the solutions of differential equations. Ważewski was...
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  • Thumbnail for Scottish Café
    School of Mathematics or contributed to The Scottish Book: Stefan Banach Karol Borsuk Mark Kac Stefan Kaczmarz Bronisław Knaster Kazimierz Kuratowski Stanisław...
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  • Thumbnail for Krystyna Kuperberg
    of Karol Borsuk and became fascinated by topology. After obtaining her undergraduate degree, Kuperberg began graduate studies at Warsaw under Borsuk, but...
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  • Thumbnail for Stefan Mazurkiewicz
    member of the Polish Academy of Learning (PAU). His students included Karol Borsuk, Bronisław Knaster, Kazimierz Kuratowski, Stanisław Saks, and Antoni...
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  • GND 1027621473 BnF 128599595 O'Connor, John J.; Robertson, Edmund F., "Karol Borsuk", MacTutor History of Mathematics Archive, University of St Andrews Archivio...
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  • Academy of Sciences in 1955, in Algebraic topology, under Karol Borsuk. He generalized the Borsuk–Ulam theorem about antipodes. He taught at University of...
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  • Thumbnail for Section (category theory)
    category theory sense. The concept in topology was defined by Karol Borsuk in 1931. Borsuk's student, Samuel Eilenberg, was with Saunders Mac Lane the founder...
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  • Bing and Karol Borsuk in 1965, who proved it for n = 1 {\displaystyle n=1} and 2. Włodzimierz Jakobsche showed in 1978 that, if the Bing–Borsuk conjecture...
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  • Thumbnail for Scottish Book
    Stefan Banach (forced to live as a lice feeder, died of cancer in 1945) Karol Borsuk (imprisoned for working in the Underground Warsaw University) Meier Eidelheit...
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  • Thumbnail for Timeline of Polish science and technology
    Retrieved 2 May 2023. "Karol Borsuk". mathshistory.st-andrews.ac.uk. Retrieved 2 May 2023. Marcin Strzyżewski (5 October 2015). "Karol Borsuk, wybitny matematyk...
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  • (1882-1946), zoologist Maria Ludwika Bernhard (1908–1998), archaeologist Karol Borsuk (1905–1982), mathematician Franciszek Bujak (1919–1921) historian Jan...
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  • Thumbnail for First International Topological Conference
    conference varies, but this summary was drawn from various sources. Karol Borsuk: ‘‘On spheroidal spaces’’ Eduard Čech: "Accessibility and Homology'"...
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  • playing cards reported. Peter Hilton starts work with Beno Eckmann and Karol Borsuk on what becomes known as Eckmann-Hilton duality for the homotopy category...
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  • MR 0072131. Borsuk, Karol; Szmielew, Wanda (1955), Podstawy geometrii, Warsawa: Państwowe Wydawnictwo Naukowe, MR 0071791. Translated as Borsuk, Karol; Szmielew...
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  • Biernacki Antoine Bilimovitch Karl Bögel Nicolas Bogoliúboff Harald Bohr Karol Borsuk Farid Boulad Bey [fr] Heinrich Brandt Adolphe Buhl Giacomo Candido Constantin...
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  • founding editors were joined by Kazimierz Kuratowski and, later, by Karol Borsuk. The journal is abstracted and indexed in the Science Citation Index...
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  • in cohomology and characteristic classes. 1933 – Karol Borsuk and Stanislaw Ulam present the Borsuk–Ulam antipodal-point theorem. 1933 – Andrey Nikolaevich...
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  • Thumbnail for Andrzej Trybulec
    Sciences under Karol Borsuk. Trybulec's first mathematical papers were in the various topological and metric space topics pioneered by Karol Borsuk. In parallel...
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  • Thumbnail for Lviv
    Stefan Banach one of the founders of functional analysis, Hugo Steinhaus, Karol Borsuk, Kazimierz Kuratowski, Mark Kac and many other notable mathematicians...
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