Mathlib v3 is deprecated. Go to Mathlib v4

Theorem spectrum.is_compact

Modification history

2022-10-10 20:56
src/analysis/normed_space/spectrum.lean
refactor(analysis/normed_space/spectrum): remove `norm_one_class` hypotheses (#16891) …
Deleted spectrum.is_compactView on Github →
2022-04-22 01:34
src/analysis/normed_space/spectrum.lean
fix(analysis/normed_space/basic): allow the zero ring to be a normed algebra (#13544) …
Modified spectrum.is_compactView on Github →
2021-11-30 07:29
src/analysis/normed_space/spectrum.lean
feat(analysis/normed_space/spectrum and algebra/algebra/spectrum): prove properties of spectrum in a Banach algebra (#10530) …
Added spectrum.is_compactView on Github →