000 00320nam a2200133Ia 4500
008 210901s1970 xx 000 0 eng d
082 _a517.6 CHA
100 _aChakravarti, P.C.
245 0 _aIntegrals and sums
260 _aLondon
_bThe Athlone Press
_c1970
300 _a88
650 _aMathematics
942 _2ddc
_cBK
999 _c8391
_d8391