code: @XmlElementDecl(namespace = "http://www.w3.org/1998/Math/MathML", name = "moment")
      public JAXBElement<MomentType> createMoment(MomentType value) {
          return new JAXBElement<MomentType>(_Moment_QNAME, MomentType.class, null, value);
      }
docs: Create an instance of {@link JAXBElement }{@code <}{@link MomentType }{@code >}}