 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">bool</span> <span class="identifier">has_fixed_range</span><span class="special">;</span>
  <span class="keyword">static</span> <span class="keyword">const</span> <span class="identifier">result_type</span> <span class="identifier">multiplier</span><span class="special">;</span>
  <span class="keyword">static</span> <span class="keyword">const</span> <span class="identifier">result_type</span> <span class="identifi