Theorem NumberField.Units.rootsOfUnity_eq_torsion

Modification history

2025-09-29 15:10
Mathlib/NumberTheory/NumberField/Units/Basic.lean
feat(NumberField/IsCM): compute the index of the subgroup of real units (#26108) …
Modified NumberField.Units.rootsOfUnity_eq_torsionView on Github →
2024-04-30 09:33
Mathlib/NumberTheory/NumberField/Units/Basic.lean
chore(NumberField/Units): split into two files (#12509) …
Modified NumberField.Units.rootsOfUnity_eq_torsionView on Github →
2023-08-02 23:55
Mathlib/NumberTheory/NumberField/Units.lean
feat(NumberTheory.NumberField.Units): add torsion subgroup (#5748) …
Added NumberField.Units.rootsOfUnity_eq_torsionView on Github →