Sommaire du Fascicule no. 1
        p. 25-37
        
        
        
        
      
    
  
      
      
        
      
      
  
    
    
    The geometry of the Hausdorff domain in localization problems for the spectrum of arbitrary matrices
    
    
  
  
  
        
          
        
      
 
      
        p. 39-51
        
        
        
        
      
    
  Sommaire du Fascicule no. 2
        p. 287-302
        
        
        
        
      
    
  
        p. 339-348
        
        
        
        
      
    
  
        p. 409-427
        
        
        
        
      
    
  
        p. 515-531
        
        
        
        
      
    
  
        p. 533-540
        
        
        
        
      
    
  