Theorem RingHom.rangeRestrictFieldEquiv_apply_symm_apply

Modification history

2025-07-06 09:09
Mathlib/Algebra/Field/Subfield/Basic.lean
feat(NumberField/CMField): All CM-extensions come from the real maximal subfield (#25818) …
Added RingHom.rangeRestrictFieldEquiv_apply_symm_applyView on Github →