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020			_a9780486612713
040			_aNISER LIBRARY
041			_aEnglish
082			_a517.95 _bGUS-I
100			_aGustafson, K. E.
245			_aIntroduction to particle differential equations and Hilbert space methods
250			_a3rd. rev. ed.
260			_aNew York : _bDover , _c1999
300			_axv, 448p. _bPbk.
500			_aSecond edition published by John Wiley,1987 and third edition by International Journal service, Calcutta.
650			_aHOUNDARY VALUE PROBLEMS
650			_aGREEN'S FUNCTION METHOD
650			_aBIFURCATION THEORY
650			_aNON- LINEAR OSCILLATORS
650			_aVAN DER POL EQUATON
942			_cG
999			_c33901 _d33901