 Usage:  y = jotaAorB(di,ord,adj,typ)  
 
 Input:

  di                     integer, dimension of time series 
                         
  ord                    integer, order of series 
                         
  adj                    scalar, 1=if adjusted, 0=if not 
                         
  typ                    integer, describing the model type 
                         
 Output:

  y                      matrix 
                         
--------------------------------------------------------------
(C) MD*TECH Method and Data Technologies, 17.8.2000
