span>
    <span class="keyword">typedef</span> <span class="identifier">Type</span><span class="special">::</span><span class="identifier">element_type</span>             <a class="link" href="map/on_invertible__idp41624352.html#boost.icl.map.on_invertible__idp41624352.element_type"><span class="identifier">element_type</span></a><span class="special">;</span>            
    <span class="keyword">typedef</span> <span class="identifier">Type</span><span class="special">::</span><span class="identifier">inve