fact: Definition abgr_Kernel_monoidfun_ismonoidfun {A B : abgr} (f : monoidfun A B) : @ismonoidfun (abgr_Kernel_subabgr f) A (make_incl (pr1carrier (abgr_kernel_hsubtype f)) (isinclpr1carrier (abgr_kernel_hsubtype f))).
imports: UniMath.MoreFoundations.Orders UniMath.MoreFoundations.Tactics UniMath.MoreFoundations.Subtypes UniMath.Algebra.BinaryOperations UniMath.Algebra.Monoids