fact: Definition Monoid_list_app@{u v} {T : Type@{u}} : Monoid@{v} (list T) := {| monoid_plus := @List.app _ ; monoid_unit := @nil _ |}.
imports: Coq.Lists.List ExtLib.Core.RelDec ExtLib.Structures.Monoid ExtLib.Structures.Reducible ExtLib.Tactics.Consider ExtLib.Tactics.Injection ExtLib.Structures.Traversable ExtLib.Structures.Functor ExtLib.Structures.Monads ExtLib.Structures.Applicative