00273nam a2200109Ia 4500100002400000654003300024245003700057260003300094082001600127300000800143546001200151  aBuchanan J/ Turner   aNumerical methods & analysis  aNumerical methods  and  Analysis  bMc Graw HillaNew Yorkc1992  a621.395 BUC  a663  aENGLISH