Section Distributivity.
Variable gf: rel -> rel.
Hypothesis gf_mon: monotone0 gf.

Lemma gpaco0_dist clo r rg
(CMP: wcompatible0 gf clo)
(DIST: forall r1 r2, clo (r1 \0/ r2) <0= (clo r1 \0/ clo r2)):
gpaco0 gf clo r rg <0= (paco0 gf (rclo0 clo (rg \0/ r)) \0/ rclo0 clo r).