Addition of two zeros and poles descriptions zp1 + zp2, i.e. parallel connection of two transfer functions (= inputs are the same, outputs of the two systems are added)
encapsulated operator function '+' import Modelica; import Modelica_LinearSystems2.ZerosAndPoles; import Modelica_LinearSystems2.Math.Polynomial; import Complex; input ZerosAndPoles zp1 "Zeros-and-poles data record 1"; input ZerosAndPoles zp2 "Zeros-and-poles data record 2"; end '+';