fact: Definition ss_ok (ss : SS.t) (interp: positive -> COINCpoint) := forall s, SS.mem s ss = true -> forall cp, memCP cp s = true -> app coinc (interp_CP cp interp).
imports: Recdef NArith Sorting GeoCoq.Tactics.Coinc.Permutations GeoCoq.Utils.general_tactics GeoCoq.Utils.sets