er">Geometry</span><span class="special">&gt;</span>
<span class="identifier">result_type</span><span class="special">&lt;</span> <span class="identifier">Geometry</span> <span class="special">&gt;::</span><span class="identifier">type</span> <span class="identifier">result</span><span class="special">(</span><span class="identifier">state</span><span class="special">&lt;</span> <span class="identifier">Geometry</span> <span class="special">&gt;</span> <span class="keyword">const</span> <span class="special