On sequential convergence in weakly compact subsets of Banach spaces
Volume 112 / 1995
                    
                    
                        Studia Mathematica 112 (1995), 189-194                    
                                        
                        DOI: 10.4064/sm-112-2-189-194                    
                                    
                                                Abstract
We construct an example of a Banach space E such that every weakly compact subset of E is bisequential and E contains a weakly compact subset which cannot be embedded in a Hilbert space equipped with the weak topology. This answers a question of Nyikos.
 
             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                             
                                                         
                                                            