000 00325nam a22001337a 4500
020 _a9789352836109
082 _a515.35/RAI
100 _aRaisinghania, M. D.
245 _aOrdinary and Partial Differential Equations
250 _a20th Rev. ed
260 _aNew Delhi
_bS.Chand
_c2020
650 _aMathematics
942 _cBK
999 _c23725
_d23725