fact: Definition le8 T0 T1 T2 T3 T4 T5 T6 T7 (p q : rel8 T0 T1 T2 T3 T4 T5 T6 T7) := (forall x0 x1 x2 x3 x4 x5 x6 x7 (PR: p x0 x1 x2 x3 x4 x5 x6 x7 : Prop), q x0 x1 x2 x3 x4 x5 x6 x7 : Prop).
imports: Paco(paconotation)