%0 Journal Article %A Fulton, Scott R. %T On the accuracy of multigrid truncation error estimates %J Electronic transactions on numerical analysis %D 2003 %P 29-37 %V 15 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2003__15__a12/ %G en %F ETNA_2003__15__a12