Theorem Matrix.IsUpperTriangular.isUpperHessenberg

Modification history

2026-10-06 16:05
Mathlib/LinearAlgebra/Matrix/Hessenberg/Defs.lean
feat(LinearAlgebra/Matrix): upper Hessenberg matrices and Hessenberg similarity certificates (#43840) …
Added Matrix.IsUpperTriangular.isUpperHessenbergView on Github →