∫ Утверждение Mathlib
congrQuadraticMap_refl
Mathlib.LinearAlgebra.QuadraticForm.Basic
URI: https://scilib.ai/kg/mathlib#LinearEquiv.congrQuadraticMap_refl
∫ Утверждение Mathlib
Mathlib.LinearAlgebra.QuadraticForm.Basic
URI: https://scilib.ai/kg/mathlib#LinearEquiv.congrQuadraticMap_refl