fact: Definition invongrquot {X : gr} (R : binopeqrel X) : setquot R -> setquot R := setquotfun R R (grinv X) (grquotinvcomp R).
imports: UniMath.MoreFoundations.Orders UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.Subtypes UniMath.Algebra.BinaryOperations UniMath.Algebra.Monoids