Quasiaffine transforms of operators
Tom 193 / 2009
                    
                    
                        Studia Mathematica 193 (2009), 263-267                    
                                        
                        MSC: Primary 47A15.                    
                                        
                        DOI: 10.4064/sm193-3-3                    
                                    
                                                Streszczenie
We obtain a new sufficient condition (which may be useful elsewhere) that a compact perturbation of a normal operator be the quasiaffine transform of some normal operator. We also give some applications of this result.
 
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            