00266nam a2200109Ia 4500008004100000082001300041100001400054245004700068250000800115260002500123300000800148191201s2012    xx            000 0 und d  a510bSAI  aSASTRY,SS 0aIntroductory methods of numerical Analysis  a5th  c2012bPHIaNEW DELHI  a450