%0 Journal Article %A H. König %A V. Milman %T An operator equation characterizing the Laplacian %J Algebra i analiz %D 2012 %P 137-155 %V 24 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2012_24_4_a5/ %G en %F AA_2012_24_4_a5