00326nam a2200109Ia 4500008004100000041000800041082001200049100001600061245009800077260003300175300000800208211209s1970    xx            000 0 und d  aeng  aNAR/MAN  aNARAYANAM S  aCALCULUS PART I : DIFFERENCE CALCULUS PART II : INTEGRAL CALCULUS AND DIFFERENTIAL EQUATIONS   aMADRASbS. VISWANATHANc1970  a478