Ib Madsen

Danish mathematician
Person human Q704493
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Ib Madsen

Summary

Ib Madsen is a human[1]. His place of birth was Copenhagen[2]. He was born on +1942-04-12T00:00:00Z[3]. He worked as a mathematician[4] and university teacher[5]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (4 views/month, #7,299 of 1,000,298).[6]

Key Facts

  • Ib Madsen's place of birth was Copenhagen[2].
  • Ib Madsen was born on +1942-04-12T00:00:00Z[3].
  • Ib Madsen held citizenship in Kingdom of Denmark[7].
  • Ib Madsen's professions included mathematician[4].
  • Ib Madsen worked as a university teacher[5].
  • Ib Madsen's education included a stint at University of Chicago[8].
  • Ib Madsen was educated at University of Copenhagen[9].
  • Ib Madsen's doctoral advisor was J. Peter May[10].
  • Ib Madsen received the Ostrowski Prize[11].
  • Ib Madsen received the Fellow of the American Mathematical Society[12].
  • Ib Madsen was a member of Royal Swedish Academy of Sciences[13].
  • Ib Madsen was a member of Royal Danish Academy of Sciences and Letters[14].
  • Ib Madsen was a member of American Mathematical Society[15].
  • Ib Madsen's image is recorded as Ib Madsen (cropped).jpeg[16].
  • Ib Madsen is recorded as male[17].
  • Ib Madsen's instance of is recorded as human[18].
  • Ib Madsen supervised Søren Galatius as a doctoral student[19].
  • Ib Madsen supervised Lars Hesselholt as a doctoral student[20].
  • Ib Madsen supervised Lisbeth Fajstrup as a doctoral student[21].
  • Ib Madsen supervised Christian Schlichtkrull as a doctoral student[22].
  • Ib Madsen supervised Marcel Bökstedt as a doctoral student[23].
  • Ib Madsen supervised Emanuele Dotto as a doctoral student[24].
  • Ib Madsen supervised Jan Alve Lennart Svensson as a doctoral student[25].
  • Ib Madsen supervised Kristian Jonsson Moi as a doctoral student[26].
  • Ib Madsen supervised Matthias Grey as a doctoral student[27].

Body

Origins and Family

Ib Madsen was born in Copenhagen[2]. He was born on +1942-04-12T00:00:00Z[3].

Education

Educated at University of Chicago[8], a private university[28], in United States[29], founded in 1890[30], headquartered in Chicago[31] and University of Copenhagen[9], a public research university[32], in Denmark[33], founded in 1479[34]. Ib Madsen's doctoral advisor was J. Peter May[10].

Career and Affiliations

Recorded occupations include mathematician[4] and university teacher[5]. Doctoral students include Søren Galatius[19], a mathematician[35], b. 1976[36], of Kingdom of Denmark[37], awarded the EliteForsk Prize[38]; Lars Hesselholt[20], a mathematician[39], b. 1966[40], of Kingdom of Denmark[41], awarded the Fellow of the American Mathematical Society[42]; Lisbeth Fajstrup[21], a researcher[43], b. 1960[44]; Christian Schlichtkrull[22]; Marcel Bökstedt[23], a mathematician[45]; and Emanuele Dotto[24], a mathematician[46], b. 1985[47], of Switzerland[48].

Recognition

Awards received include Ostrowski Prize[11], a science award[49], in Switzerland[50], founded in 1989[51] and Fellow of the American Mathematical Society[12], a fellowship award[52].

Why It Matters

Ib Madsen ranks in the top 0.73% of human entities by monthly Wikipedia readership (4 views/month, #7,299 of 1,000,298).[6] He has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[53] He is known by 5 alternative names across languages and contexts.[54]

His notable doctoral advisees include Søren Galatius[55], a mathematician[56], b. 1976[57], of Kingdom of Denmark[58], awarded the EliteForsk Prize[59].

FAQs

Where was Ib Madsen born?

Born in Copenhagen[2], Ib Madsen…

What did Ib Madsen do for work?

Ib Madsen worked as mathematician[4] and university teacher[5].

Where did Ib Madsen go to school?

Ib Madsen was educated at University of Chicago[8] and University of Copenhagen[9].

What awards did Ib Madsen receive?

Honors received include Ostrowski Prize[11] and Fellow of the American Mathematical Society[12].

References

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

Direct Wikidata claims

  1. [16] . wikidata.org.
  2. [2] . wikidata.org.
  3. [17] . wikidata.org.
  4. [7] . wikidata.org.
  5. [18] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [4] . wikidata.org.
  9. [5] . wikidata.org.
  10. [11] . ostrowski.ch. Retrieved . ostrowski.ch. Provenance: wikidata.org.
  11. [12] . ams.org. Retrieved . ams.org. Provenance: wikidata.org.
  12. [10] . Mathematics Genealogy Project. Retrieved . wikidata.org.
  13. [19] . wikidata.org.
  14. [20] . Mathematics Genealogy Project. wikidata.org.
  15. [21] . Mathematics Genealogy Project. wikidata.org.
  16. [22] . Mathematics Genealogy Project. wikidata.org.
  17. [23] . Mathematics Genealogy Project. wikidata.org.
  18. [24] . Mathematics Genealogy Project. wikidata.org.
  19. [25] . Mathematics Genealogy Project. wikidata.org.
  20. [26] . Mathematics Genealogy Project. wikidata.org.
  21. [27] . Mathematics Genealogy Project. wikidata.org.
  22. [13] . kva.se. Retrieved . kva.se. Provenance: wikidata.org.
  23. [14] . royalacademy.dk. Retrieved . royalacademy.dk. Provenance: wikidata.org.
  24. [15] . ams.org. Retrieved . ams.org. Provenance: wikidata.org.
  25. [3] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [55] . 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
  5. [32] . Wikidata. wikidata.org. → on this site
  6. [33] . Wikidata. wikidata.org. → on this site
  7. [34] . Wikidata. wikidata.org. → on this site
  8. [49] . Wikidata. wikidata.org. → on this site
  9. [50] . Wikidata. wikidata.org. → on this site
  10. [51] . Wikidata. wikidata.org. → on this site
  11. [52] . Wikidata. wikidata.org. → on this site
  12. [35] . Wikidata. wikidata.org. → on this site
  13. [36] . Wikidata. wikidata.org. → on this site
  14. [37] . Wikidata. wikidata.org. → on this site
  15. [38] . Wikidata. wikidata.org. → on this site
  16. [39] . Wikidata. wikidata.org. → on this site
  17. [40] . Wikidata. wikidata.org. → on this site
  18. [41] . Wikidata. wikidata.org. → on this site
  19. [42] . Wikidata. wikidata.org. → on this site
  20. [43] . Wikidata. wikidata.org. → on this site
  21. [44] . Wikidata. wikidata.org. → on this site
  22. [45] . Wikidata. wikidata.org. → on this site
  23. [46] . Wikidata. wikidata.org. → on this site
  24. [47] . Wikidata. wikidata.org. → on this site
  25. [48] . Wikidata. wikidata.org. → on this site
  26. [56] . Wikidata. wikidata.org. → on this site
  27. [57] . Wikidata. wikidata.org. → on this site
  28. [58] . Wikidata. wikidata.org. → on this site
  29. [59] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [6] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [53] . Wikidata sitelinks. wikidata.org.
  3. [54] . Wikidata aliases. wikidata.org.

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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). Ib Madsen. Retrieved April 10, 2026, from https://4ort.xyz/entity/ib-madsen
MLA “Ib Madsen.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/ib-madsen.
BibTeX @misc{4ortxyz_ib-madsen_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ib Madsen}}, year = {2026}, url = {https://4ort.xyz/entity/ib-madsen}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Ib Madsen — https://4ort.xyz/entity/ib-madsen (retrieved 2026-04-10)

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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. 18d ago · 本日晴天 · 2026-05-06 view diff on Wikidata ↗
    Cinii research id 1980304959791398808
    "/* wbeditentity-statements-multiple-properties-update:0||2 */ added some identifiers retrieved from [[Q115920372]] ([[Property:P11496]]) or [[Q118144223]] ([[Property:P9776]]) ([[:toollabs:editgroups/"
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