fact: Definition absemigr_perm210 : ∏ X : hSet, ∏ opp : binop X, ∏ is : isabsemigrop opp, ∏ n0 n1 n2, opp (opp n0 n1) n2 = opp (opp n2 n1) n0 := λ X opp is n0 n1 n2, pathscomp0 (absemigr_perm102 X opp is n0 n1 n2) (absemigr_perm120 X opp is n1 n0 n2).
imports: UniMath.Algebra.Monoids UniMath.Algebra.Groups UniMath.Tactics.Monoids_Tactics UniMath.Tactics.Utilities