fact: Definition grfuntounit (X : gr) : monoidfun X unitgr := monoidfunconstr (grfuntounit_ismonoidfun X).
imports: UniMath.MoreFoundations.Orders UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.Subtypes UniMath.Algebra.BinaryOperations UniMath.Algebra.Monoids