an class="keyword">struct</span> <span class="identifier">lorenz</span>
<span class="special">{</span>
    <span class="keyword">template</span><span class="special">&lt;</span> <span class="keyword">class</span> <span class="identifier">StateIn</span> <span class="special">,</span> <span class="keyword">class</span> <span class="identifier">StateOut</span> <span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Value</span> <span class="special">&gt;</span>
    <span clas