Section Main.
Variable gf: rel -> rel.
Hypothesis gf_mon: monotone1 gf.
Variant gpaco1 clo r rg x0 : Prop :=
| gpaco1_intro (IN: @rclo1 clo (paco1 (compose gf (rclo1 clo)) (rg \1/ r) \1/ r) x0)
.
Definition gupaco1 clo r := gpaco1 clo r r.

Lemma gpaco1_def_mon clo : monotone1 (compose gf (rclo1 clo)).