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