Showing the Français version because no English translation exists yet. Add that translation.FrançaisFrançaisAdd translationThis article is a stubStub. This concept is still a minimal draft.Définition formelle L’ensemble vide est l’unique ensemble qui ne contient aucun élément.On le note ∅\emptyset∅. Problems using this concept (0)No listed problems link to this concept yet.Problems using this concept (spoiler) (0)No listed problems use this concept as a spoiler yet.