Function Imag

fem/coefficient.cpp:7573–7576

    return make_shared<RealCF>(cf);
  }
  shared_ptr<CoefficientFunction> Imag(shared_ptr<CoefficientFunction> cf)
  {
    return make_shared<ImagCF>(cf);
  }
  shared_ptr<CoefficientFunction> RealImag(shared_ptr<CoefficientFunction> cf)
  {
    return make_shared<RealImagCF>(cf);