00350nam a2200145Ia 4500003000400000005001700004008004100021020001800062082002100080100002000101245002600121250000800147260003900155300001000194TMU20250726152603.0160921s9999    xx            000 0 und d  a9788121904711  a515.33bN1647, T  aNarayan, Shanti  aDifferential Calculus  a1st  bS.Chand & Companyc2009aNew Delhi  a698p.