00293nam a2200121Ia 45000030006000000080041000060400015000471000035000622450036000972600009001335460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aTenenbaum Morri; Pollard Harry  aOrdinary differential equations  c1964  aEnglish20220125165943.0