Generalized Nash-Moser smoothing operators and the structure of Fréchet spaces
Volume 87 / 1987
                    
                    
                        Studia Mathematica 87 (1987), 121-132                    
                                        
                        DOI: 10.4064/sm-87-2-121-132                    
                                    
                                                                
                             
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            