subtype — Mathlib

English

The applicability map SMulMemClass.subtype S' sends x to its underlying value.

Русский

Применение SMulMemClass.subtype S' отправляет x в его основанное значение.

LaTeX

$$SMulMemClass.subtype S' x = x$$

Lean4

/-- The natural `MulActionHom` over `R` from a `SubMulAction` of `M` to `M`. -/
@[to_additive /-- The natural `AddActionHom` over `R` from a `SubAddAction` of `M` to `M`. -/
    ]
protected def subtype : S' →[R] M where toFun := Subtype.val; map_smul' _ _ := rfl

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