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