000 00316nam a2200145Ia 4500
100 _aGupta/ R.K./ Sharma/ J.N.
942 _cBK
654 _aequations
245 _aDifferential Equations
260 _bKrishna prakashan
_c1975
082 _a515.35
_bGUR/SHA
300 _a580
546 _aENGLISH
999 _c22217
_d22217