00279nam a2200121Ia 45000030006000000080041000060400015000471000015000622450042000772600009001195460012001280050017001400STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aWilf, H.S.  aMathematics for the physical sciences  c1962  aEnglish20220125170121.0