Style of math can be plain, bold, italic, or bold-italic (p, bi, i, or bi).

This simple type's contents are a restriction of the XML Schema string datatype.

The following are possible enumeration values for this type:

The following XML Schema fragment defines the contents of this simple type:

<simpleType name="ST_Style">

   <restriction base="xsd:string">

   <enumeration value="p"/>

   <enumeration value="b"/>

   <enumeration value="i"/>

   <enumeration value="bi"/>

   </restriction>

</simpleType>