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Theorem is_galois.card_fixing_subgroup_eq_findim

Modification history

2021-04-24 15:20
src/field_theory/galois.lean
refactor(*): rename `semimodule` to `module`, delete typeclasses `module` and `vector_space` (#7322) …
Deleted is_galois.card_fixing_subgroup_eq_findimView on Github →
2020-11-27 09:16
src/field_theory/galois.lean
feat(field_theory): Prove the Galois correspondence (#4786) …
Added is_galois.card_fixing_subgroup_eq_findimView on Github →