fact: Definition partition' {X n} (f:stn n -> nat) (x:stn (stnsum f) -> X) : stn n -> Sequence X.
imports: UniMath.Combinatorics.FiniteSets UniMath.Combinatorics.Lists UniMath.Combinatorics.Vectors UniMath.MoreFoundations.PartA UniMath.MoreFoundations.Tactics