000 00290nam a2200133Ia 4500
008 200615s9999||||xx |||||||||||||| ||und||
082 _a510
_bCOM-K
100 _aKASANA,HS
245 0 _aCOMPLEX VARIABLE
250 _a1ST
260 _aNEW DELHI
_bPHI
_c2018
300 _a489
942 _cBK
999 _c31787
_d31787