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