Divide a real number by discrete transfer functions (r / dtf2)
function 'r/dtf' import Modelica; import Modelica_LinearSystems2.Math.Polynomial; import Modelica_LinearSystems2.DiscreteTransferFunction; input Real r "Real number"; input DiscreteTransferFunction dtf "Transfer function system"; output DiscreteTransferFunction result; end 'r/dtf';