Karel Petr

Czech mathematician
Person human Q6369357
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Karel Petr

Summary

Karel Petr is a human[1]. He was born in Zbyslav[2]. He was born on June 14, 1868[3]. He passed away in Prague[4]. He died on February 14, 1950[5]. He worked as a mathematician[6] and university teacher[7]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (26 views/month, #7,298 of 1,000,298).[8]

Key Facts

  • Born in Zbyslav[2], Karel Petr…
  • Karel Petr died in Prague[4].
  • Karel Petr was born on June 14, 1868[3].
  • Karel Petr died on February 14, 1950[5].
  • Karel Petr is buried at Vinohrady Cemetery[9].
  • Karel Petr held citizenship in Czechoslovakia[10].
  • Karel Petr's professions included mathematician[6].
  • Karel Petr's professions included university teacher[7].
  • Karel Petr's field of work was mathematics[11].
  • Karel Petr's field of work was mathematical analysis[12].
  • Karel Petr's field of work was analytic number theory[13].
  • Karel Petr's field of work was numerical analysis[14].
  • Karel Petr's field of work was geometry[15].
  • Karel Petr held the position of Rector of Charles University[16].
  • Karel Petr was employed by Charles University[17].
  • Karel Petr was employed by Brno University of Technology[18].
  • Karel Petr's education included a stint at Charles University[19].
  • Karel Petr was educated at Faculty of Arts, Charles University in Prague[20].
  • Karel Petr's doctoral advisor was František Josef Studnička[21].
  • Karel Petr's doctoral advisor was František Koláček[22].
  • A notable work attributed to Karel Petr is Petr–Douglas–Neumann theorem[23].
  • Karel Petr received the honorary doctorate of the Masaryk University[24].
  • Karel Petr is recorded as male[25].
  • Karel Petr's instance of is recorded as human[26].
  • Karel Petr supervised Bohumil Bydžovský as a doctoral student[27].

Body

Origins and Family

Born in Zbyslav[2], Karel Petr… he was born on June 14, 1868[3].

Education

Educated at Charles University[19], a public university[28], in Czech Republic[29], founded in 1348[30], headquartered in Prague[31] and Faculty of Arts, Charles University in Prague[20], a faculty[32], in Czech Republic[33], founded in 1348[34], headquartered in Prague[35]. Doctoral advisors include František Josef Studnička[21], a mathematician[36], 1836–1903[37], of Austria–Hungary[38], specialised in mathematics[39] and František Koláček[22], a physicist[40], 1851–1913[41], of Austria–Hungary[42], specialised in mathematics[43].

Career and Affiliations

Recorded occupations include mathematician[6] and university teacher[7]. Fields of work include mathematics[11], an academic discipline[44]; mathematical analysis[12], an academic discipline[45]; analytic number theory[13], a branch of mathematics[46]; numerical analysis[14], a branch of mathematics[47]; and geometry[15], a branch of mathematics[48]. Employers include Charles University[17], a public university[49], in Czech Republic[50], founded in 1348[51], headquartered in Prague[52] and Brno University of Technology[18], a university[53], in Czech Republic[54], founded in 1899[55], headquartered in Brno[56]. Karel Petr held the position of Rector of Charles University[16]. Doctoral students include Bohumil Bydžovský[27], a pedagogue[57], 1880–1969[58], of Czechoslovakia[59], specialised in mathematics[60]; Eduard Čech[61], a mathematician[62], 1893–1960[63], of Czechoslovakia[64], awarded the Order of the Republic[65], specialised in topology[66]; Václav Hlavatý[67], a mathematician[68], 1894–1969[69], of United States[70], awarded the Order of Tomáš Garrigue Masaryk[71], specialised in mathematics[72]; Vladimír Kořínek[73], a university teacher[74], 1899–1981[75], of Czechoslovakia[76], specialised in mathematics[77]; Miloš Kössler[78], a mathematician[79], 1884–1961[80], of Czechoslovakia[81], specialised in mathematics[82]; and Stefan Schwarz[83].

Works and Contributions

A notable work attributed to Karel Petr is Petr–Douglas–Neumann theorem[23]. Things named for him include Petr–Douglas–Neumann theorem[84], a theorem[85].

Recognition

Karel Petr received the honorary doctorate of the Masaryk University[24].

Death and Burial

Karel Petr died on February 14, 1950[5]. He passed away in Prague[4]. He is buried at Vinohrady Cemetery[9].

Why It Matters

Karel Petr ranks in the top 0.73% of human entities by monthly Wikipedia readership (26 views/month, #7,298 of 1,000,298).[8] He has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[86]

He is credited with the discovery of Petr–Douglas–Neumann theorem[87], a theorem[88]. Entities named for him include Petr–Douglas–Neumann theorem[84], a theorem[85].

His notable doctoral advisees include Eduard Čech[89], a mathematician[90], 1893–1960[91], of Czechoslovakia[92], awarded the Order of the Republic[93], specialised in topology[94]; Václav Hlavatý[95], a mathematician[96], 1894–1969[97], of United States[98], awarded the Order of Tomáš Garrigue Masaryk[99], specialised in mathematics[100]; Bohumil Bydžovský[101], a pedagogue[102], 1880–1969[103], of Czechoslovakia[104], specialised in mathematics[105]; and Karel Rychlík[106], a mathematician[107], 1885–1968[108], of Czechoslovakia[109].

FAQs

Where was Karel Petr born?

Karel Petr was born in Zbyslav[2].

Where did Karel Petr die?

Karel Petr passed away in Prague[4].

What did Karel Petr do for work?

Karel Petr worked as mathematician[6] and university teacher[7].

Where did Karel Petr go to school?

Karel Petr was educated at Charles University[19] and Faculty of Arts, Charles University in Prague[20].

What awards did Karel Petr receive?

Honors received include honorary doctorate of the Masaryk University[24].

What did Karel Petr discover?

Karel Petr is credited as discoverer of Petr–Douglas–Neumann theorem[87].

References

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

Direct Wikidata claims

  1. [2] . Czech National Authority Database. Retrieved . wikidata.org.
  2. [4] . Czech National Authority Database. Retrieved . cs.isabart.org. Provenance: wikidata.org.
  3. [25] . Virtual International Authority File. Retrieved . wikidata.org.
  4. [10] . wikidata.org.
  5. [26] . wikidata.org.
  6. [16] . Retrieved . wikidata.org.
  7. [19] . wikidata.org.
  8. [20] . Students of the Universities of Prague 1882–1945. is.cuni.cz. Provenance: wikidata.org.
  9. [11] . Czech National Authority Database. Retrieved . wikidata.org.
  10. [12] . Czech National Authority Database. Retrieved . wikidata.org.
  11. [13] . Czech National Authority Database. Retrieved . wikidata.org.
  12. [14] . Czech National Authority Database. Retrieved . wikidata.org.
  13. [15] . Czech National Authority Database. Retrieved . wikidata.org.
  14. [6] . The Fine Art Archive. Retrieved . cs.isabart.org. Provenance: wikidata.org.
  15. [7] . wikidata.org.
  16. [17] . wikidata.org.
  17. [18] . wikidata.org.
  18. [9] . BillionGraves. wikidata.org.
  19. [24] . muni.cz. muni.cz. Provenance: wikidata.org.
  20. [21] . Mathematics Genealogy Project. wikidata.org.
  21. [22] . Mathematics Genealogy Project. wikidata.org.
  22. [27] . Mathematics Genealogy Project. wikidata.org.
  23. [61] . Mathematics Genealogy Project. wikidata.org.
  24. [67] . Mathematics Genealogy Project. wikidata.org.
  25. [73] . Mathematics Genealogy Project. wikidata.org.
  26. [78] . Mathematics Genealogy Project. wikidata.org.
  27. [83] . Mathematics Genealogy Project. wikidata.org.
  28. [3] . Integrated Authority File. Retrieved . is.cuni.cz. Provenance: wikidata.org.
  29. [5] . Czech National Authority Database. Retrieved . cs.isabart.org. Provenance: wikidata.org.
  30. [23] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [87] . wikidata.org. → on this site
  2. [89] . wikidata.org. → on this site
  3. [95] . wikidata.org. → on this site
  4. [101] . wikidata.org. → on this site
  5. [106] . wikidata.org. → on this site
  6. [84] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
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  6. [33] . Wikidata. wikidata.org. → on this site
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [35] . Wikidata. wikidata.org. → on this site
  9. [44] . Wikidata. wikidata.org. → on this site
  10. [45] . Wikidata. wikidata.org. → on this site
  11. [46] . Wikidata. wikidata.org. → on this site
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  13. [48] . Wikidata. wikidata.org. → on this site
  14. [49] . Wikidata. wikidata.org. → on this site
  15. [50] . Wikidata. wikidata.org. → on this site
  16. [51] . Wikidata. wikidata.org. → on this site
  17. [52] . Wikidata. wikidata.org. → on this site
  18. [53] . Wikidata. wikidata.org. → on this site
  19. [54] . Wikidata. wikidata.org. → on this site
  20. [55] . Wikidata. wikidata.org. → on this site
  21. [56] . Wikidata. wikidata.org. → on this site
  22. [36] . Wikidata. wikidata.org. → on this site
  23. [37] . Wikidata. wikidata.org. → on this site
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  31. [58] . Wikidata. wikidata.org. → on this site
  32. [59] . Wikidata. wikidata.org. → on this site
  33. [60] . Wikidata. wikidata.org. → on this site
  34. [62] . Wikidata. wikidata.org. → on this site
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  39. [68] . Wikidata. wikidata.org. → on this site
  40. [69] . Wikidata. wikidata.org. → on this site
  41. [70] . Wikidata. wikidata.org. → on this site
  42. [71] . Wikidata. wikidata.org. → on this site
  43. [72] . Wikidata. wikidata.org. → on this site
  44. [74] . Wikidata. wikidata.org. → on this site
  45. [75] . Wikidata. wikidata.org. → on this site
  46. [76] . Wikidata. wikidata.org. → on this site
  47. [77] . Wikidata. wikidata.org. → on this site
  48. [79] . Wikidata. wikidata.org. → on this site
  49. [80] . Wikidata. wikidata.org. → on this site
  50. [81] . Wikidata. wikidata.org. → on this site
  51. [82] . Wikidata. wikidata.org. → on this site
  52. [88] . Wikidata. wikidata.org. → on this site
  53. [90] . Wikidata. wikidata.org. → on this site
  54. [91] . Wikidata. wikidata.org. → on this site
  55. [92] . Wikidata. wikidata.org. → on this site
  56. [93] . Wikidata. wikidata.org. → on this site
  57. [94] . Wikidata. wikidata.org. → on this site
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  59. [97] . Wikidata. wikidata.org. → on this site
  60. [98] . Wikidata. wikidata.org. → on this site
  61. [99] . Wikidata. wikidata.org. → on this site
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  66. [105] . Wikidata. wikidata.org. → on this site
  67. [107] . Wikidata. wikidata.org. → on this site
  68. [108] . Wikidata. wikidata.org. → on this site
  69. [109] . Wikidata. wikidata.org. → on this site
  70. [85] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [8] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [86] . Wikidata sitelinks. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Karel Petr. Retrieved April 10, 2026, from https://4ort.xyz/entity/karel-petr-q6369357
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BibTeX @misc{4ortxyz_karel-petr-q6369357_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Karel Petr}}, year = {2026}, url = {https://4ort.xyz/entity/karel-petr-q6369357}, note = {Accessed: 2026-04-10}}
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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. 14d ago · Jindřich Rubeš · 2026-06-12 view diff on Wikidata ↗
    Family name Petr
    Citizenship
    Instance of human
    Occupation
    + 29 other properties edited (see Wikidata diff for full list)
    "/* wbcreateclaim-create:1| */ [[Property:P9322]]: p0203208-Petr-Karel-18681950, [[:toollabs:quickstatements/#/batch/259496|batch #259496]]"
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