TY - JOUR AU - Erich Novak TI - The Average A Posteriori Error of Numerical Methods. JO - Numerische Mathematik PY - 1986 SP - 245 EP - 252 VL - 50 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1986__50_133150/ ID - NUMA_1986__50_133150 ER -