fact: Definition law00 : functor00 o inverse00 = 1 /\ inverse00 o functor00 = 1 := law _.
imports: Category.Core Functor.Core FunctorCategory.Core Functor.Identity InitialTerminalCategory.Core InitialTerminalCategory.Functors InitialTerminalCategory.NaturalTransformations HoTT.Basics HoTT.Types