Method DiffShape

comp/hdivdivsurfacespace.cpp:241–248

    }    

    static shared_ptr<CoefficientFunction>
    DiffShape (shared_ptr<CoefficientFunction> proxy,
               shared_ptr<CoefficientFunction> dir,
               bool Eulerian)
    {
      if (Eulerian) throw Exception("DiffShape Eulerian not implemented for DiffOpIdHDivSurface");      
      return -2*TraceCF(dir->Operator("Gradboundary"))*proxy + 2*SymmetricCF(dir->Operator("Gradboundary") * proxy);
    }
    
  };