000 00340nam a2200145Ia 4500
008 240723s9999 xx 000 0 und d
041 _aEnglish
084 _aB33
_bP2
100 _aR Kumar
245 0 _aDifferential equations
260 _aDelhi
_bVardhman Publication
_c2002
300 _ap.335
650 _aMathematics
942 _cBK
999 _c331109
_d331109