P5: Guidelines for Electronic Text Encoding and Interchange

<rng:define name="data.probability">
<rng:data type="double">
 <rng:param name="minInclusive">0</rng:param>
 <rng:param name="maxInclusive">1</rng:param>
</rng:data>
</rng:define>

data.probability = xsd:double { minInclusive = "0" maxInclusive = "1" }