TY - JOUR AU - Sloboda, Fridrich TI - An imperfect conjugate gradient algorithm JO - Applications of Mathematics PY - 1982 SP - 426 EP - 432 VL - 27 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/AM.1982.103989/ DO - 10.21136/AM.1982.103989 LA - en ID - 10_21136_AM_1982_103989 ER -