construct(const TemplateBuilder& builder, const typename Model::Node& el, const SmartPtr<MathMLBinContainerElement>& elem) { elem->setChild(builder.getMathMLElement(el)); }
construct(const TemplateBuilder& builder, const typename Model::Node& el, const SmartPtr<BoxMLBinContainerElement>& elem) { elem->setChild(builder.getBoxMLElement(typename Model::ElementIterator(el, BOXML_NS_URI).element())); }
    construct(const TemplateBuilder& builder, const typename Model::Node& el, const SmartPtr<MathMLBinContainerElement>& elem)    { elem->setChild(builder.getMathMLElement(el)); }