00331nam a2200121Ia 4500008004100000020001800041082001400059100001400073245006300087250000800150260004300158300000800201190710s9999    xx            000 0 und d  a81-224-2001-2  a510 J199N  aJain, M K 0aNumerical methods : for scientific and english computation  a5th  aNew DelhibNew Age Internationalc2009  a802