Tome 15 (1971) no. 1
Sommaire
      
      
        
      
      
  
    
    
    Analytic properties of Schmidt pairs for a~Hankel operator and the generalized Schur--Takagi problem
    
    
  
  
  
        
          
        
      
 
      
        p. 31-73
        
        
        
        
      
    
  
      
      
        
      
      
  
    
    
    On the asymptotic distribution of the eigenvalues of degenerating elliptic equations of second order
    
    
  
  
  
        
          
        
      
 
      
        p. 75-87
        
        
        
        
      
    
  
        p. 89-108
        
        
        
        
      
    
  
        p. 121-140