On convoluters on $L^p$-spaces
Tom 245 / 2019
                    
                    
                        Studia Mathematica 245 (2019), 15-31                    
                                        
                        MSC: Primary 43A15; Secondary 22D12, 47L10.                    
                                        
                        DOI: 10.4064/sm170601-24-11                    
                                            
                            Opublikowany online: 29 June 2018                        
                                    
                                                Streszczenie
We prove two theorems about convolution operators on $L^p(G)$ for a locally compact group $G$. First, if $G$ has the approximation property, then the algebra of convoluters is the algebra of pseudo-measures. Second, the bicommutant of the algebra of pseudo-measures is the algebra of convoluters.
 
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            