Category:Jakob Nielsen

**Jakob Nielsen**
	Danish mathematician
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Date of birth	15 October 1890; Mjels (Prussia)
Date of death	3 August 1959; Helsingør
Country of citizenship	Denmark;
Educated at	University of Kiel (1908–1913);
Doctoral advisor	Georg Landsberg; Max Dehn;
Occupation	mathematician; university teacher;
Employer	University of Copenhagen (1951–1955); Technical University of Denmark (1925–1951); Imperial German Army (1914–1919); University of Wrocław (1920–1921); Royal Veterinary and Agricultural University (1921–1925); UNESCO (1952–1958);
Member of	Royal Danish Academy of Sciences and Letters;
Field of work	topology; group theory;
Notable work	Nielsen theory; Nielsen–Schreier theorem; Fenchel–Nielsen coordinates; Nielsen–Thurston classification; Nielsen transformation;
Authority file
	Q710995; ISNI: 0000000109039620; VIAF ID: 56674960; GND ID: 117730459; Library of Congress authority ID: n85272119; Bibliothèque nationale de France ID: 122990882; IdRef ID: 031918999; NL CR AUT ID: skuk0004318; NUKAT ID: n00041364; National Library of Israel J9U ID: 987007444950405171; SBN author ID: UBOV102771; Open Library ID: OL125002A; Mathematics Genealogy Project ID: 59402
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Media in category "Jakob Nielsen"

The following 8 files are in this category, out of 8 total.