Theorem LinearMap.IsStarProjection.ext_iff

Modification history

2025-07-13 04:28
Mathlib/Analysis/InnerProductSpace/Adjoint.lean
feat(Analysis/InnerProductSpace/Adjoint): idempotent operator `T` is self-adjoint iff `(range T)ᗮ = ker T` (#26855) …
Added LinearMap.IsStarProjection.ext_iffView on Github →