TY - JOUR AU - A.J. Geurts TI - A Contribution to the Theory of Condition. JO - Numerische Mathematik PY - 1982 SP - 85 EP - 96 VL - 39 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/NUMA_1982__39_132782/ ID - NUMA_1982__39_132782 ER -