TY - JOUR AU - Li, Na AU - Saad, Yousef TI - Crout versions of ILU factorization with pivoting for sparse symmetric matrices JO - Electronic transactions on numerical analysis PY - 2005 SP - 75 EP - 85 VL - 20 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ETNA_2005__20__a11/ LA - en ID - ETNA_2005__20__a11 ER -