MM限 NHANEASMATMATE会M数 NHAN EAAMRTNALE 故 dz i=H1(z-p)(1-pz) Rest(z)= 2=p• 故 2 1 1 1 Re ( ) 1 ( )( 1 ) 1 p s f z i z p pz dz i I z pz − = = − − = = =