00278nam a2200121Ia 4500082001800000100001800018245004900036250000800085260004700093300000600140500000500146700000500151  a517bSa252.IM  aSastry, S. S.  aIntroductory methods of numerical analysisb  a2nd  aNew DelhibPrentice-Hallcxvi, 296p. Index  a   a  a