00293nam a2200109Ia 4500082001800000100001800018245008000036260002900116300002800145500000500173700000500178  a517bSt849.AG  aStewart,G. W.  aAfternotes goes to Graduate Schoolblectures on advanced numerical analysis  aPhiladelphiabSIAMc1998  axii, 254p. Index, Bibl.  a  a