d">typename</span> T<span class="special">&gt;</span> 
<span class="keyword">struct</span> <a class="link" href="negate.html" title="Struct template negate">negate</a> <span class="special">:</span> <span class="keyword"></span> <a class="link" href="transform.html" title="Struct template transform">proto::transform</a><span class="special">&lt;</span> <span class="identifier">negate</span><span class="special">&lt;</span><span class="identifier">T</span><span class="special">&gt;</span> <span class="specia