%0 Journal Article %A E.A. Lipitakis %A D.J. Evans %T The Rate of Convergence of an Approximate Matrix Factorization Semi-Direct Method. %J Numerische Mathematik %D 1980 %P 237-252 %V 36 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1980__36_132700/ %F NUMA_1980__36_132700