00817nam0-22003011i-450-99000106916040332120040517155725.0000106916FED01000106916(Aleph)000106916FED0100010691620020001d--------km-y0itay50------baengSparse MatricesReginald P. TewarsonNew YorkAcademic Press1973Mathematics in science and engineering99AlgebraTeoria delle equazioniCalcolo vettoriale512Tewarson,Reginald P.43625ITUNINARICAUNIMARCBK99000106916040332110-095F14919FI1FI1Sparse Matrices339875UNINA