Section Arg10.
Variable gf : rel10 T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 -> rel10 T0 T1 T2 T3 T4 T5 T6 T7 T8 T9.
Arguments gf : clear implicits.

Theorem _paco10_fold: forall r,
gf (upaco10 gf r) <10== paco10 gf r.