On the spectrum of the conjugation action for Dn
Author
Juyumaya, Jesús
Jiménez, Daniel
Abstract
We prove the conjeture of [2] for the dihedral group Dn, i. e. the spectrum of the natural representation associed to the action by conjugation of Dn over itself, provides all isomorphy types of projective group of Dn (see Theorem 1).