%0 Journal Article %A Mohsen Zivari-Rezapour %A Yichen Liu %A Behrouz Emamizadeh %T A formula for the sum of $n$ weak$^\star $ closed sets in $L^\infty $ %J Comptes Rendus. Mathématique %D 2023 %P 1635-1639 %V 361 %I Académie des sciences, Paris %R 10.5802/crmath.520 %G en %F CRMATH_2023__361_G10_1635_0