class="keyword">unsigned</span> <span class="keyword">short</span> steps <span class="special">=</span> <span class="number">2</span><span class="special">,</span> 
                  <span class="keyword">const</span> <span class="identifier">algebra_type</span> <span class="special">&amp;</span> algebra <span class="special">=</span> <span class="identifier">algebra_type</span><span class="special">(</span><span class="special">)</span><span class="special">)</span><span class="special">;</span></pre></li>