add_left_cancel

Mathlib.Algebra.Ring

Packages

Module

Theorem

750

Declarations

1016

信頼境界外の sidecar

Source text や表示 overlay は提示用メタデータです。信頼する証拠は署名済み証明書と checker の結果です。

Statement

forall (a : RingElem), forall (b : RingElem), forall (c : RingElem), forall (h : @Eq.{1} RingElem (add a b) (add a c)), @Eq.{1} RingElem b c

Proof term

fun a => fun b => fun c => fun h => @RingElem.rec.{0} (fun (x : RingElem) => @Eq.{1} RingElem x c) (@RingElem.rec.{0} (fun (y : RingElem) => @Eq.{1} RingElem RingElem.unit y) (@Eq.refl.{1} RingElem RingElem.unit) c) b

Constants

Mathlib.Algebra.Ring.RingElem

Interface hash: sha256:29d995d6a38e44a010f577d64428b3272226781f7982e2306784cb3bdc4977ea

Mathlib.Algebra.Ring.add

Interface hash: sha256:70894d2717280dc0e45d28bdc4220a44c51506cccc224ab1f339c97d87eedd41

Std.Logic.Eq.Eq

Interface hash: sha256:ca4f8520fd678a809c3ebf0bc7fa38d3063ca4d231e79d567de888685449a015