000			00339nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
020			_a9.79E+12
082			_a511
082			_b8 PUS
100			_a"Pushpavanam, S."
245		0	_aMathematical Methods In
260			_aNew Delhi
260			_bP.H.I.
260			_c2001
300			_a323
999			_c38820 _d38820