00280nam a2200121Ia 45000030006000000080041000060400015000471000022000622450026000842600019001105460012001290050017001410STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMurray Daniel, A.  aDiferential equations  bLongmansc1963  aEnglish20220125165944.0