code: @XmlElementDecl(namespace = "http://www.w3.org/1998/Math/MathML", name = "annotation-xml")
      public JAXBElement<AnnotationXmlType> createAnnotationXml(AnnotationXmlType value) {
          return new JAXBElement<AnnotationXmlType>(_AnnotationXml_QNAME, AnnotationXmlType.class, null, value);
      }
docs: Create an instance of {@link JAXBElement }{@code <}{@link AnnotationXmlType }{@code >}}