<serviceGroup name="sg_math">
    <service name="add">
        <parameter name="ServiceClass" locked="xsd:false">add</parameter>
        <description>
            This is add service, that belongs to the math service group.
        </description>
        <operation name="add"/>
    </service>
    <service name="sub">
        <parameter name="ServiceClass" locked="xsd:false">sub</parameter>
        <description>
            This is sub service, that belongs to the math service group.
        </description>
        <operation name="sub"/>
    </service>
    <service name="mul">
        <parameter name="ServiceClass" locked="xsd:false">mul</parameter>
        <description>
            This is mul service, that belongs to the math service group.
        </description>
       <operation name="mul"/>
    </service>
     <service name="div">
        <parameter name="ServiceClass" locked="xsd:false">div</parameter>
        <description>
            This is div service, that belongs to the math service group.
        </description>
       <operation name="div"/>
    </service>
</serviceGroup>
