Bhatia, Rajendra. <br/><br/>
Perturbation bounds for matrix eigenvalues.   
by Rajendra Bhatia. 
 - Harlow  Longman  1987 
 - 12p. 
 - Pitman research notes in mathematics .
<br/><br/><label>ISBN: </label>0582013778 
<br/><br/><label>Dewey Class. No.: </label>512.943  / N87