- Member acaOperatorSum
- look into M. Bebendorf's book.
- Member Bempp::AbstractBoundaryOperatorComposition< BasisFunctionType_, ResultType_ >::AbstractBoundaryOperatorComposition (const BoundaryOperator< BasisFunctionType, ResultType > &outer, const BoundaryOperator< BasisFunctionType, ResultType > &inner, int symmetry=NO_SYMMETRY)
- Add a parameter setting the symmetry of the composite operator.
- Member Bempp::Grid::elementGeometryFactory () const =0
- Provide implementations for other codimensions.