Title : 
Partial Matrix Refactorization
         
        
            Author : 
Chan, Sherman M. ; Brandwajn, Vladimir
         
        
            Author_Institution : 
Systems Control, Inc. Palo Alto, CA
         
        
        
        
        
        
            Keywords : 
Computer languages; Control systems; Equations; Load flow; Matrix decomposition; Observability; Power system security; Power systems; Programming; Sparse matrices; State estimation; Symmetric matrices; Testing;
         
        
        
            Journal_Title : 
Power Engineering Review, IEEE
         
        
        
        
        
            DOI : 
10.1109/MPER.1986.5528174