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    • Semiperfect and perfect group rings 

      Kalaycı, Tekgül (Izmir Institute of Technology, 2014)
      In this thesis, we give a survey of necessary and sufficient conditions on a group G and a ring R for the group ring RG to be semiperfect and perfect. A ring R is called semiperfect R/RadR is semisimple and idempotents ...