00303nam a2200133Ia 45000030006000000080041000060400015000471000017000622450024000792500010001032600027001135460012001400050017001520STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aKhanna, M.L.  aTheory of equations  aFifth  bJai Prakash Nathc1964  aEnglish20220125165944.0