Bronisław Knaster

XXth century Mathematician (1893–1980)
Person human Q721176
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Summary

Bronisław Knaster was born on May 22, 1893[1], in Warsaw[2]. He died on November 3, 1980[3], in Wrocław[4]. He worked as a mathematician[5] and university teacher[6]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (107 views/month, #7,295 of 1,000,298).[7]

Key Facts

  • Place of burial: Saint Lawrence Cemetery, Wrocław[8]
  • Spouse: Maria Morska[9]
  • Country of citizenship: Poland[10]
  • Field of work: topology[11]
  • Employer: University of Wrocław[12], Lviv University[13], University of Warsaw[14]
  • Educated at: University of Paris[15], University of Warsaw[16]
  • Doctoral advisor: Stefan Mazurkiewicz[17]
  • Notable work: Knaster–Kuratowski–Mazurkiewicz lemma[18], Knaster–Tarski theorem[19], Knaster–Kuratowski fan[20], last diminisher[21]
  • Award received: Gold Cross of Merit‎[22], Officer of the Order of Polonia Restituta[23]
  • Member of: Warsaw Scientific Society[24]
  • Sex or gender: male[25]
  • Doctoral student: Janusz Charatonik[26], Roman Duda[27], Jerzy Mioduszewski[28], Meir Reichaw[29], Andrew Lelek[30], Roman Mańka[31], Ludwik Rudolf[32], Danuta Zaremba[33]
  • Commons category: Bronisław Knaster (mathematician)[34]
  • Academic degree: professor[35]
  • Participated in conflict: World War I[36], World War II[37]
  • Family name: Knaster[38]
  • Given name: Bronisław[39]
  • Academic thesis: Un continu dont tout sous-continu est indécomposable[40]
  • Relative: Alicja Eber[41], Edward Eber[42]
  • Languages spoken, written or signed: Polish[43]
  • Name in native language: Bronisław Knaster[44]
  • Erdős number: 2[45]
  • Maintained by WikiProject: WikiProject Mathematics[46]
  • P14974: 8702[47]

Body

Works and Contributions

Things named for Bronisław Knaster include Knaster–Kuratowski fan[48], a mathematical concept[49] and Knaster–Kuratowski–Mazurkiewicz lemma[50], a lemma[51].

Why It Matters

Bronisław Knaster has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[52] He is known by 5 alternative names across languages and contexts.[53]

Entities named for him include Knaster–Kuratowski fan[48], a mathematical concept[49] and Knaster–Kuratowski–Mazurkiewicz lemma[50], a lemma[51].

FAQs

Where was Bronisław Knaster born?

Bronisław Knaster's place of birth was Warsaw[2].

Where did Bronisław Knaster die?

Bronisław Knaster died in Wrocław[4].

Who was Bronisław Knaster married to?

Bronisław Knaster's spouses include Maria Morska[9].

What did Bronisław Knaster do for work?

Bronisław Knaster worked as a mathematician[5] and university teacher[6].

Where did Bronisław Knaster go to school?

Bronisław Knaster was educated at University of Paris[15] and University of Warsaw[16].

What awards did Bronisław Knaster receive?

Honors received include Gold Cross of Merit‎[22] and Officer of the Order of Polonia Restituta[23].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [4] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  3. [25] ↑ . wikidata.org.
  4. [9] ↑ . matematyka.wroc.pl. matematyka.wroc.pl. Provenance: wikidata.org.
  5. [10] ↑ . wikidata.org.
  6. [15] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  7. [16] ↑ . MacTutor History of Mathematics archive. Retrieved . wikidata.org.
  8. [11] ↑ . wikidata.org.
  9. [5] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  10. [6] ↑ . wikidata.org.
  11. [12] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  12. [13] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  13. [14] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  14. [8] ↑ . timenote.info. timenote.info. Provenance: wikidata.org.
  15. [22] ↑ . Retrieved . wikidata.org.
  16. [23] ↑ . Retrieved . wikidata.org.
  17. [17] ↑ . wikidata.org.
  18. [26] ↑ . Mathematics Genealogy Project. wikidata.org.
  19. [27] ↑ . Mathematics Genealogy Project. wikidata.org.
  20. [28] ↑ . Mathematics Genealogy Project. wikidata.org.
  21. [29] ↑ . Mathematics Genealogy Project. wikidata.org.
  22. [30] ↑ . Mathematics Genealogy Project. wikidata.org.
  23. [31] ↑ . Mathematics Genealogy Project. wikidata.org.
  24. [32] ↑ . Mathematics Genealogy Project. wikidata.org.
  25. [33] ↑ . Mathematics Genealogy Project. wikidata.org.
  26. [34] ↑ . wikidata.org.
  27. [24] ↑ . wikidata.org.
  28. [35] ↑ . wikidata.org.
  29. [1] ↑ . wikidata.org.
  30. [3] ↑ . wikidata.org.
  31. [36] ↑ . wikidata.org.
  32. [37] ↑ . wikidata.org.
  33. [38] ↑ . wikidata.org.
  34. [39] ↑ . wikidata.org.
  35. [18] ↑ . wikidata.org.
  36. [19] ↑ . wikidata.org.
  37. [20] ↑ . wikidata.org.
  38. [21] ↑ . wikidata.org.
  39. [40] ↑ . Mathematics Genealogy Project. wikidata.org.
  40. [41] ↑ . wikidata.org.
  41. [42] ↑ . wikidata.org.
  42. [43] ↑ . wikidata.org.
  43. [44] ↑ . wikidata.org.
  44. [45] ↑ . wikidata.org.
  45. [46] ↑ . wikidata.org.
  46. [47] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [48] ↑ . wikidata.org. → on this site
  2. [50] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [49] ↑ . Wikidata. wikidata.org. → on this site
  2. [51] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [7] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [52] ↑ . Wikidata sitelinks. wikidata.org.
  3. [53] ↑ . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Bronisław Knaster. Retrieved October 18, 2026, from https://4ort.xyz/entity/bronis-aw-knaster
MLA “Bronisław Knaster.” 4ort.xyz Knowledge Graph, 4ort.xyz, 18 Oct. 2026, https://4ort.xyz/entity/bronis-aw-knaster.
BibTeX @misc{4ortxyz_bronis-aw-knaster_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Bronisław Knaster}}, year = {2026}, url = {https://4ort.xyz/entity/bronis-aw-knaster}, note = {Accessed: 2026-10-18}}
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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 3d ago · Epìdosis · 2026-10-15 view diff on Wikidata ↗
    P14974 → 8702
    Wikipedia languages → ['bg', 'ca', 'commons', 'de', 'en', 'es', 'fr', 'hy', 'it', 'nl', 'pl', 'pms', '
    Claims rich → —
    "/* wbcreateclaim-create:1| */ P14974: 8702, [[:toollabs:quickstatements/#/batch/290941|batch #290941]]"
  2. 21w ago · Epìdosis · 2026-05-21 view diff on Wikidata ↗
    Place of death → Wrocław
    Maintained by wikiproject → WikiProject Mathematics
    Award received → —
    Doctoral student → Janusz Charatonik, Roman Duda, Jerzy Mioduszewski +5
    + 32 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/32152|batch #32152]]: import P21 and P106 from GND (34)"
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