Theorem IsGalois.card_fixingSubgroup_eq_finrank

Modification history

2025-07-30 17:21
Mathlib/FieldTheory/Galois/Basic.lean
refactor(FieldTheory/Galois): Switch from `Fintype` to `Finite` (#25997) …
Modified IsGalois.card_fixingSubgroup_eq_finrankView on Github →
2023-06-16 05:40
Mathlib/FieldTheory/Galois.lean
feat: port FieldTheory.Galois (#5115)
Added IsGalois.card_fixingSubgroup_eq_finrankView on Github →