Section Main.
Variable gf: rel -> rel.
Hypothesis gf_mon: monotone11 gf.
Variant gpaco11 clo r rg x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 : Prop :=
| gpaco11_intro (IN: @rclo11 clo (paco11 (compose gf (rclo11 clo)) (rg \11/ r) \11/ r) x0 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10)
.
Definition gupaco11 clo r := gpaco11 clo r r.
Hint Resolve gpaco11_def_mon : paco.

Lemma gpaco11_cofix clo r rg
l (OBG: forall rr (INC: rg <11= rr) (CIH: l <11= rr), l <11= gpaco11 clo r rr):
l <11= gpaco11 clo r rg.