message: Adding dummy implementations to avoid inheriting invalid functions
diff: @@ -3471,6 +3471,15 @@ public:
  virtual void GetLocalInterpolation(ElementTransformation &Trans,
  DenseMatrix &I) const;
  + virtual void GetLocalRestriction(ElementTransformation &Trans,
  + DenseMatrix &R) const
  + { MFEM_ABORT("method is not overloaded"); }
  +
  + virtual void GetTransferMatrix(const FiniteElement &fe,
  + ElementTransformation &Trans,
  + DenseMatrix &I) const
  + { MFEM_ABORT("method is not overloaded"); }
  +
  virtual void Project(VectorCoefficient &vc,
  ElementTransformation &Trans, Vector &dofs) const;
  };
  @@ -3611,6 +3620,15 @@ public:
  virtual void GetLocalInterpolation(ElementTransformation &Trans,
  DenseMatrix &I) const;
  +
  + virtual void GetLocalRestriction(ElementTransformation &Trans,
  + DenseMatrix &R) const
  + { MFEM_ABORT("method is not overloaded"); }
  +
  + virtual void GetTransferMatrix(const FiniteElement &fe,
  + ElementTransformation &Trans,
  + DenseMatrix &I) const
  + { MFEM_ABORT("method is not overloaded"); }
  };
  class RT_R2D_FiniteElement : public VectorFiniteElement
  