fact: Definition make (n : nat) (m : nat) (v : Z) := nat_rect _ (List.repeat v n) (fun _ rec => map_double rec) m.
imports: Coq.micromega.Lia Coq.ZArith.ZArith Coq.QArith.QArith Coq.Classes.Morphisms Coq.Setoids.Setoid Coq.Lists.List PerformanceExperiments.Harness PerformanceExperiments.LetIn PerformanceExperiments.ListRectInstances