fact: Definition NonemptySequenceToSequence {X} (x:NonemptySequence X) := functionToSequence (NonemptySequenceToFunction x) : Sequence X.
imports: UniMath.Combinatorics.FiniteSets UniMath.Combinatorics.Lists UniMath.Combinatorics.Vectors UniMath.MoreFoundations.PartA UniMath.MoreFoundations.Tactics