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