TY - JOUR AU - Erich Novak AU - Klaus Ritter TI - Average errors for zero finding: Lower bounds. JO - Mathematische Zeitschrift PY - 1992 SP - 671 EP - 686 VL - 211 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1992__211_3_174467/ ID - MZ_1992__211_3_174467 ER -