00299nam a2200109Ia 4500008004100000082001500041100001500056245004700071250001900118260004400137300000800181240913s9999||||xx |||||||||||||| ||und||  a515  SAS/I  aS.S.Sastry 0aIntroductory methods of numerical analysis  a2nd Ed,5th Ed.  bPrentice Hall of IndiaaNew Delhic1993  a450