00871nam0-22003131i-450-9900025235104033210198534086000252351FED01000252351(Aleph)000252351FED0100025235120000920d1986----km-y0itay50------baENGDirect Methods for Sparse MatricesI.S. DuffA.M. ErismanJ.K. Reid.OxfordClarendon Press1986.341 p.24 cmMetodi matematici per la statistica, Matrici512Duff,I.S.367775Erisman,A. M.Reid,J. K.ITUNINARICAUNIMARCBK990002523510403321V-B-9766MASMASDirect methods for sparse matrices177225UNINAING01