%0 Journal Article %A V. PEREYRA %T On Improving an Approximate Solution of a Functional Equation by Deferred Corrections. %J Numerische Mathematik %D 1966 %P 376-391 %V 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1966__8_131711/ %F NUMA_1966__8_131711