• closedAccess   Squares of real conjugacy classes in finite groups 

      Beltrán, Antonio; Felipe, Maria José; Melchor Borja, Carmen Springer Verlag (2017-07)
      We prove that if a finite group G contains a conjugacy class K whose square is of the form 1∪D, where D is a conjugacy class of G, then ⟨K⟩ is a solvable proper normal subgroup of G and we completely determine its structure. ...