associated_isSymm — Mathlib

English

The associated map furnishes a right inverse from QuadraticMap to the associatedHom mapping.

Русский

Ассоциированное отображение задаёт правообратную свзяь между QuadraticMap и相关ный associatedHom.

LaTeX

$$$ associated_rightInverse : (associatedHom S) : QuadraticMap R M N \to BilinMap R M N \to QuadraticMap R M N $$$

Lean4

theorem _root_.QuadraticForm.associated_isSymm (Q : QuadraticForm R M) [Invertible (2 : R)] :
    (associatedHom S Q).IsSymm :=
  ⟨QuadraticMap.associated_isSymm S Q⟩

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