Jakob Nielsen

Danish mathematician (1890–1959)
Person human Q710995
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Jakob Nielsen

Summary

Jakob Nielsen is a human[1]. His place of birth was Mjels[2]. He was born on +1890-10-15T00:00:00Z[3]. He passed away in Helsingør[4]. He died on +1959-08-03T00:00:00Z[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 (14 views/month, #7,292 of 1,000,298).[8]

Key Facts

  • Jakob Nielsen's place of birth was Mjels[2].
  • Jakob Nielsen died in Helsingør[4].
  • Jakob Nielsen was born on +1890-10-15T00:00:00Z[3].
  • Jakob Nielsen died on +1959-08-03T00:00:00Z[5].
  • Jakob Nielsen held citizenship in Kingdom of Denmark[9].
  • Jakob Nielsen worked as a mathematician[6].
  • Jakob Nielsen worked as a university teacher[7].
  • Jakob Nielsen's field of work was topology[10].
  • Jakob Nielsen's field of work was group theory[11].
  • Among Jakob Nielsen's employers was University of Copenhagen[12].
  • Among Jakob Nielsen's employers was Technical University of Denmark[13].
  • Jakob Nielsen was employed by Imperial German Army[14].
  • Jakob Nielsen was employed by University of Wrocław[15].
  • Jakob Nielsen was employed by Royal Veterinary and Agricultural University[16].
  • Among Jakob Nielsen's employers was UNESCO[17].
  • Jakob Nielsen was educated at Kiel University[18].
  • Jakob Nielsen's doctoral advisor was Georg Landsberg[19].
  • Jakob Nielsen's doctoral advisor was Max Dehn[20].
  • A notable work attributed to Jakob Nielsen is Nielsen theory[21].
  • A notable work attributed to Jakob Nielsen is Nielsen–Schreier theorem[22].
  • A notable work attributed to Jakob Nielsen is Fenchel–Nielsen coordinates[23].
  • A notable work attributed to Jakob Nielsen is Nielsen–Thurston classification[24].
  • A notable work attributed to Jakob Nielsen is Nielsen transformation[25].
  • Jakob Nielsen was a member of Royal Danish Academy of Sciences and Letters[26].
  • Jakob Nielsen's image is recorded as Jakob Nielsen.jpg[27].

Body

Origins and Family

Jakob Nielsen's place of birth was Mjels[2]. He was born on +1890-10-15T00:00:00Z[3].

Education

Jakob Nielsen was educated at Kiel University[18]. Doctoral advisors include Georg Landsberg[19], a mathematician[28], 1865–1912[29], of Germany[30], specialised in mathematics[31] and Max Dehn[20], a mathematician[32], 1878–1952[33], of Germany[34], specialised in group theory[35].

Career and Affiliations

Recorded occupations include mathematician[6] and university teacher[7]. Fields of work include topology[10], a branch of mathematics[36] and group theory[11], a branch of mathematics[37]. Employers include University of Copenhagen[12], a public research university[38], in Denmark[39], founded in 1479[40]; Technical University of Denmark[13], an institute of technology[41], in Denmark[42], founded in 1829[43], headquartered in Kongens Lyngby[44]; Imperial German Army[14], an army[45], in German Reich[46], founded in 1871[47]; University of Wrocław[15], a university[48], in Poland[49], founded in 1702[50]; Royal Veterinary and Agricultural University[16], an academic institution[51], in Denmark[52], founded in 1856[53]; and UNESCO[17], a specialized agency of the United Nations[54], in France[55], founded in 1945[56], headquartered in Paris[57].

Works and Contributions

Notable works include Nielsen theory[21], a theorem[58]; Nielsen–Schreier theorem[22], a theorem[59]; Fenchel–Nielsen coordinates[23], a mathematical concept[60]; Nielsen–Thurston classification[24], a theorem[61]; and Nielsen transformation[25], a theorem[62]. Things named for Jakob Nielsen include Nielsen–Schreier theorem[63], a theorem[64].

Death and Burial

Jakob Nielsen died on +1959-08-03T00:00:00Z[5]. He passed away in Helsingør[4].

Why It Matters

Jakob Nielsen ranks in the top 0.73% of human entities by monthly Wikipedia readership (14 views/month, #7,292 of 1,000,298).[8] He has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.[65]

Entities named for him include Nielsen–Schreier theorem[63], a theorem[64].

FAQs

Where was Jakob Nielsen born?

Jakob Nielsen was born in Mjels[2].

Where did Jakob Nielsen die?

Jakob Nielsen died in Helsingør[4].

What did Jakob Nielsen do for work?

Jakob Nielsen worked as mathematician[6] and university teacher[7].

Where did Jakob Nielsen go to school?

Jakob Nielsen was educated at Kiel University[18].

References

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

Direct Wikidata claims

  1. [27] . wikidata.org.
  2. [2] . MacTutor History of Mathematics archive. wikidata.org.
  3. [4] . MacTutor History of Mathematics archive. wikidata.org.
  4. [9] . wikidata.org.
  5. [18] . MacTutor History of Mathematics archive. wikidata.org.
  6. [10] . wikidata.org.
  7. [11] . wikidata.org.
  8. [6] . wikidata.org.
  9. [7] . wikidata.org.
  10. [12] . MacTutor History of Mathematics archive. wikidata.org.
  11. [13] . MacTutor History of Mathematics archive. wikidata.org.
  12. [14] . MacTutor History of Mathematics archive. wikidata.org.
  13. [15] . MacTutor History of Mathematics archive. wikidata.org.
  14. [16] . MacTutor History of Mathematics archive. wikidata.org.
  15. [17] . MacTutor History of Mathematics archive. wikidata.org.
  16. [19] . wikidata.org.
  17. [20] . wikidata.org.
  18. [26] . wikidata.org.
  19. [3] . Integrated Authority File. Retrieved . wikidata.org.
  20. [5] . BnF authorities. Retrieved . wikidata.org.
  21. [21] . wikidata.org.
  22. [22] . wikidata.org.
  23. [23] . wikidata.org.
  24. [24] . wikidata.org.
  25. [25] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [63] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [36] . Wikidata. wikidata.org. → on this site
  2. [37] . Wikidata. wikidata.org. → on this site
  3. [38] . Wikidata. wikidata.org. → on this site
  4. [39] . Wikidata. wikidata.org. → on this site
  5. [40] . Wikidata. wikidata.org. → on this site
  6. [41] . Wikidata. wikidata.org. → on this site
  7. [42] . Wikidata. wikidata.org. → on this site
  8. [43] . 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
  12. [47] . Wikidata. wikidata.org. → on this site
  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. [57] . Wikidata. wikidata.org. → on this site
  23. [28] . Wikidata. wikidata.org. → on this site
  24. [29] . Wikidata. wikidata.org. → on this site
  25. [30] . Wikidata. wikidata.org. → on this site
  26. [31] . Wikidata. wikidata.org. → on this site
  27. [32] . Wikidata. wikidata.org. → on this site
  28. [33] . Wikidata. wikidata.org. → on this site
  29. [34] . Wikidata. wikidata.org. → on this site
  30. [35] . Wikidata. wikidata.org. → on this site
  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. [61] . Wikidata. wikidata.org. → on this site
  35. [62] . Wikidata. wikidata.org. → on this site
  36. [64] . 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. [65] . 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). Jakob Nielsen. Retrieved April 10, 2026, from https://4ort.xyz/entity/jakob-nielsen-q710995
MLA “Jakob Nielsen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/jakob-nielsen-q710995.
BibTeX @misc{4ortxyz_jakob-nielsen-q710995_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Jakob Nielsen}}, year = {2026}, url = {https://4ort.xyz/entity/jakob-nielsen-q710995}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Jakob Nielsen — https://4ort.xyz/entity/jakob-nielsen-q710995 (retrieved 2026-04-10)

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