fact: Definition nttyd_property d (f g:fun_type_data d) (n : obsy d -> E) := catyd_property d & funtyd_property f & funtyd_property g & ft f = ft g & (forall (x:obsy d), mor (ft f) (n x)) & (forall (x:obsy d), source (n x) = fo f x) & (forall (x:obsy d), target (n x) = fo g x) & (forall (u:morsy d), comp (ft f) (n (trgy u)) (fm f u) = comp (ft f) (fm g u) (n (srcy u))).
imports: Arith cat_examples cardinal fc_limits