.Modelica_LinearSystems2.StateSpace.Analysis.denominatorDegree

Information

Syntax

result = StateSpace.Analysis.denominatorDegree(ss)

Description

Function Analysis.denominatorDegree calculates the degree of the denominator polynomial of the corresponding transfer function. The state space system is converted to the transfer function G(s)=N(s)/D(s) with the polynomial D(s) as denominator.

Example

  Modelica_LinearSystems2.StateSpace ss=Modelica_LinearSystems2.StateSpace(
    A=[-1],
    B=[1],
    C=[1],
    D=[1]);

  Real dDegree;

algorithm
  dDegree := StateSpace.Analysis.denominatorDegree(Modelica_LinearSystems2.StateSpace(ss);
//  nDegree = 1

See also

StateSpace.Conversion.toTransferFunction, StateSpace.Analysis.numeratorDegree

Interface

encapsulated function denominatorDegree
  import Modelica;
  import Modelica_LinearSystems2;
  import Modelica_LinearSystems2.Math.Polynomial;
  import Modelica_LinearSystems2.StateSpace;
  import Modelica_LinearSystems2.TransferFunction;
  input Modelica_LinearSystems2.StateSpace ss;
  output Integer result;
end denominatorDegree;

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