Theorem Matrix.PosDef.commute_iff

Modification history

2025-09-19 07:04
Mathlib/LinearAlgebra/Matrix/PosDef.lean
chore(*): drop some `Decidable`/`Fintype` assumptions (#29785) …
Modified Matrix.PosDef.commute_iffView on Github →
2025-09-09 10:44
Mathlib/LinearAlgebra/Matrix/PosDef.lean
feat(LinearAlgebra/Matrix/PosDef): positive (semi-)definite matrices commute iff their product is positive (semi-)definite (#28616) …
Added Matrix.PosDef.commute_iffView on Github →