000 00405nam a2200169Ia 4500
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040 _aMAIN
041 _aEnglish
082 _a515.35 AHS
100 _aAhsan,Zafar
_93506
245 0 _aDiffernetial equations and their application
250 _a2nd
260 _bPHI
_aNew Delhi
_c2013
300 _a514
650 _aMathematics
_9133
942 _cBK
999 _c38249
_d38249