00313nam a2200121Ia 45000030006000000080041000060400015000471000022000622450057000842600021001415460012001620050017001740STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aHerman Eugene, A.  aConvergence approximation and differential equations  bJohn Wileyc1986  aEnglish20220125165942.0