%0 Journal Article %A Youssef Bouhafsi %A Mohamed Ech-chad %A Adil Zouaki %T A Note on the Range of a Derivation %J Revista colombiana de matematicas %D 2022 %P 145-155 %V 56 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RCM_2022_56_2_a2/ %F RCM_2022_56_2_a2