Returns true if the first argument is greater than the second.
xs:hexBinary values. Also used in the
definition of the "le" operator.op:hexBinary-greater-than( $arg1 as xs:hexBinary,$arg2 as xs:hexBinaryxs:booleanThe function call op:hexBinary-greater-than($A, $B) is defined to return
the same result as op:hexBinary-less-than($B, $A)