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声明
sub_add_cancel
Mathlib.Algebra.Ring.Basic
包
2
模块
63
定理
750
声明
1016
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陈述
forall (Scalar : Sort u), forall (zero : Scalar), forall (one : Scalar), forall (add : forall (a : Scalar), forall (b : Scalar), Scalar), forall (neg : forall (a : Scalar), Scalar), forall (sub : forall (a : Scalar), forall (b : Scalar), Scalar), forall (mul : forall (a : Scalar), forall (b : Scalar), Scalar), forall (law : forall (a : Scalar), forall (b : Scalar), @Eq.{u} Scalar (add (sub a b) b) a), forall (a : Scalar), forall (b : Scalar), @Eq.{u} Scalar (add (sub a b) b) a证明项
fun Scalar => fun zero => fun one => fun add => fun neg => fun sub => fun mul => fun law => fun a => fun b => law a b