 Usage:  z=zgenci(dy,ord,b,e,di)  
 
 Input:

  dy                     matrix, differenced time series 
                         
  ord                    integer, order of series 
                         
  b                      matrix 
                         
  e                      vector 
                         
  di                     integer, dimension of time series 
                         
 Output:

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