Theorem CStarRing.norm_or_neg_norm_mem_spectrum

Modification history

2024-09-12 16:24
Mathlib/Analysis/CStarAlgebra/ContinuousFunctionalCalculus/Order.lean
chore: namespace lemmas to `CStarAlgebra` instead of `CStarRing` (#16653) …
Deleted CStarRing.norm_or_neg_norm_mem_spectrumView on Github →
2024-08-31 15:30
Mathlib/Analysis/CStarAlgebra/ContinuousFunctionalCalculus/Order.lean
feat: in a unital C⋆-algebra, `‖a‖ ≤ r ↔ a ≤ r • 1`, and related lemmas (#16266)
Modified CStarRing.norm_or_neg_norm_mem_spectrumView on Github →
2024-08-06 04:16
Mathlib/Analysis/CStarAlgebra/ContinuousFunctionalCalculus/Order.lean
chore(*): rename `Cstar*` to `CStar*` (#15495) …
Added CStarRing.norm_or_neg_norm_mem_spectrumView on Github →