fact: Definition monotone3 (gf: rel3 T0 T1 T2 -> rel3 T0 T1 T2) := forall x0 x1 x2 r r' (IN: gf r x0 x1 x2) (LE: r <3= r'), gf r' x0 x1 x2.
imports: Program.Basics Paco(paconotation_internal paco_internal pacotac_internal)