 Usage:  (sig)=sigma(et,a1,g1,c0,os,hndl)  

 

 Input:



  et                     

                         

  a1                     

                         

  g1                     

                         

  c0                     

                         

  os                     

                         

  hndl                   

                         

 Output:



  sig                    

                         

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

