p = poles(G) CoMatrix p; Rational G;
>> s = Polynomial("s"); >> G = (s+1)/(s^2+2*s+3); >> p = poles(G) === [p] : ( 2, 1) === [ ( 1)-Real ( 1)-Imag ] ( 1) -1.00000000E+00 1.41421356E+00 ( 2) -1.00000000E+00 -1.41421356E+00