Q139304812

Person human Q139304812
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Q139304812

Summary

Q139304812 is a human[1]. He was born in Baarn[2]. He was born on +1946-08-13T00:00:00Z[3]. He worked as a researcher[4].

Key Facts

  • Q139304812 was born in Baarn[2].
  • Q139304812 was born on +1946-08-13T00:00:00Z[3].
  • Q139304812 held citizenship in Kingdom of the Netherlands[5].
  • Q139304812's professions included researcher[4].
  • Q139304812 was employed by Eindhoven University of Technology[6].
  • Q139304812's education included a stint at Utrecht University[7].
  • Q139304812's doctoral advisor was Adrie Treffers[8].
  • Q139304812 is recorded as male[9].
  • Q139304812's instance of is recorded as human[10].
  • Q139304812 supervised Arthur Bakker as a doctoral student[11].
  • Q139304812 supervised Michiel Doorman as a doctoral student[12].
  • Q139304812 supervised Q133690170 as a doctoral student[13].
  • Q139304812 supervised Marja van den Heuvel-Panhuizen as a doctoral student[14].
  • Q139304812's family name is recorded as Gravemeijer[15].
  • Q139304812's given name is recorded as Koeno[16].
  • Q139304812's given name is recorded as Eskelhoff[17].

Body

Origins and Family

Q139304812's place of birth was Baarn[2]. He was born on +1946-08-13T00:00:00Z[3].

Education

Q139304812 was educated at Utrecht University[7]. His doctoral advisor was Adrie Treffers[8].

Career and Affiliations

Q139304812's professions included researcher[4]. Among his employers was Eindhoven University of Technology[6]. Doctoral students include Arthur Bakker[11], a mathematician[18], b. 1970[19], of Kingdom of the Netherlands[20], specialised in mathematics[21]; Michiel Doorman[12], a pedagogue[22], b. 1962[23], of Kingdom of the Netherlands[24], specialised in didactic method[25]; Q133690170[13], a university teacher[26], b. 1958[27]; and Marja van den Heuvel-Panhuizen[14], a mathematician[28], b. 1950[29], specialised in mathematics[30].

FAQs

Where was Q139304812 born?

Q139304812 was born in Baarn[2].

What did Q139304812 do for work?

Q139304812 worked as researcher[4].

Where did Q139304812 go to school?

Q139304812 was educated at Utrecht University[7].

References

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

Direct Wikidata claims

  1. [2] . profs.library.uu.nl. Retrieved . profs.library.uu.nl. Provenance: wikidata.org.
  2. [9] . wikidata.org.
  3. [5] . profs.library.uu.nl. Retrieved . profs.library.uu.nl. Provenance: wikidata.org.
  4. [10] . wikidata.org.
  5. [7] . profs.library.uu.nl. Retrieved . profs.library.uu.nl. Provenance: wikidata.org.
  6. [4] . wikidata.org.
  7. [6] . wikidata.org.
  8. [8] . Mathematics Genealogy Project. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Mathematics Genealogy Project. wikidata.org.
  11. [13] . Mathematics Genealogy Project. wikidata.org.
  12. [14] . Mathematics Genealogy Project. wikidata.org.
  13. [3] . profs.library.uu.nl. Retrieved . profs.library.uu.nl. Provenance: wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . wikidata.org.

Inline context (facts about related entities)

  1. [18] . Wikidata. wikidata.org. → on this site
  2. [19] . Wikidata. wikidata.org. → on this site
  3. [20] . Wikidata. wikidata.org. → on this site
  4. [21] . Wikidata. wikidata.org. → on this site
  5. [22] . Wikidata. wikidata.org. → on this site
  6. [23] . Wikidata. wikidata.org. → on this site
  7. [24] . Wikidata. wikidata.org. → on this site
  8. [25] . Wikidata. wikidata.org. → on this site
  9. [26] . Wikidata. wikidata.org. → on this site
  10. [27] . Wikidata. wikidata.org. → on this site
  11. [28] . Wikidata. wikidata.org. → on this site
  12. [29] . Wikidata. wikidata.org. → on this site
  13. [30] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. 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). Q139304812. Retrieved May 7, 2026, from https://4ort.xyz/entity/q139304812
MLA “Q139304812.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q139304812.
BibTeX @misc{4ortxyz_q139304812_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q139304812}}, year = {2026}, url = {https://4ort.xyz/entity/q139304812}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q139304812 — https://4ort.xyz/entity/q139304812 (retrieved 2026-05-07)

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