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