Theorem spectrum.preimage_units_mul_eq_swap_mul

Modification history

2025-02-16 04:57
Mathlib/Algebra/Algebra/Spectrum.lean
refactor: use `CFC.posPart` in a key lemma for C⋆-algebras (#20935) …
Deleted spectrum.preimage_units_mul_eq_swap_mulView on Github →
2023-06-07 16:52
Mathlib/Algebra/Algebra/Spectrum.lean
feat: port Algebra.Algebra.Spectrum (#4778) …
Added spectrum.preimage_units_mul_eq_swap_mulView on Github →