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