Idun Reiten

Idun Reiten
Reiten at Oberwolfach in 2005
Born(1942-01-01)1 January 1942
Klæbu, Norway
Died19 August 2025(2025-08-19) (aged 83)
Trondheim, Norway
Alma materUniversity of Illinois
AwardsCommander, Order of St. Olav; Nansen Medal for Outstanding Research; Humboldt Research Award
Scientific career
FieldsMathematics
InstitutionsUniversity of Trondheim
Thesis Trivial Extensions and Gorenstein Rings  (1971)

Idun Reiten (1 January 1942 – 19 August 2025) was a Norwegian professor of mathematics. She was considered to be one of Norway's greatest mathematicians during her lifetime. With national and international honors and recognition, she had supervised 11 students and had 28 academic descendants as of March 2024. She was an expert in representation theory, and is known for work in tilting theory and Artin algebras.