00367nam a2200133Ia 45000030006000000080041000060400015000471000037000622450057000992600042001563000006001985460012002040050017002160STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aSimmons George, F.;Krantz , S.G.  aDifferential Equations - Theory, Technique, Practice  bTata Macgraw hill; Delhic2006aDelhi  a0  aEnglish20220125165946.0