Section Companion.
Variable gf: rel -> rel.
Hypothesis gf_mon: monotone11 gf.
Inductive cpn11 (r: rel) x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 : Prop :=
| cpn11_intro
clo
(COM: compatible11 gf clo)
(CLO: clo r x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10)
.

Lemma cpn11_uclo uclo
(MON: monotone11 uclo)
(WCOM: forall r, uclo (gf r) <11= gf (gupaco11 gf (uclo \12/ cpn11) r)):
uclo <12= gupaco11 gf cpn11.