Title : 
On the continuity of closed-loop feedback relations
         
        
        
            Author_Institution : 
University of California, Berkeley, CA, USA
         
        
        
        
        
            fDate : 
12/1/1967 12:00:00 AM
         
        
        
        
            Keywords : 
Feedback systems; Feedback; Frequency; Stability; Sufficient conditions; Tellurium; Time varying systems;
         
        
        
            Journal_Title : 
Automatic Control, IEEE Transactions on
         
        
        
        
        
            DOI : 
10.1109/TAC.1967.1098721