Idun Reiten: key obituary facts
Is Idun Reiten dead? Yes. Idun Reiten died on August 20, 2025, at age 83.
Cause of death: Idun Reiten's cause of death has not been publicly confirmed.
What was Idun Reiten known for?
Idun Reiten was a Norwegian mathematician (Auslander–Reiten theory).

Norwegian mathematician (Auslander–Reiten theory)
Died on Wednesday August 20th 2025