 Usage:  dy=itediff(ytt,i)  

 

 Input:



  ytt                    k x n matrix, the transformed (and transposed) 

                         time series 

                         

  i                      integer 

                         

 Output:



  dy                     matrix, differenced time series 

                         

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(C) MD*TECH Method and Data Technologies, 21.9.2000

