00334nam a2200145Ia 4500008004100000020001800041041000800059082001500067100001600082245003100098250000600129260002000135300001200155650002100167210716s2017    xx            000 0 und d  a9789384007836  aeng  a515.7 GUPR  aGupta, R L.  aTextbook of real analysis.  a1  aNew Delhic2017  axvi,402  aMathematics(510)