fact: Hypothesis H0t2 : forall (v1 v2 : V) (t2 : T), Rel v1 dt -> Rel v2 t2 -> Rel (vop v1 v2) (top' t2).
imports: Coq(Rdefinitions Raxioms RIneq Rbasic_fun) mathcomp.ssreflect(ssreflect ssrfun ssrbool eqtype ssrnat seq bigop) MathComp1or2