| 
  ||
|  
       | 
  ||
 
      
  | 
  
Suppose
Ti = 3i + 2j - k
  Tj = 2k
  Tk = -3i.
Then, with the usual alphabetic ordering of basis vectors we represent T by the matrix
|  
       3  | 
     
       0  | 
     
       -3  | 
  
|  
       2  | 
     
       0  | 
     
       0  | 
  
|  
       -1  | 
     
       2  | 
     
       0  |