">{</span>
<span class="keyword">public</span><span class="special">:</span>
  <span class="comment">// types</span>
  <span class="keyword">typedef</span> <span class="identifier">URNG</span>    <a name="boost.random.random_number_generator.base_type"></a><span class="identifier">base_type</span><span class="special">;</span>    
  <span class="keyword">typedef</span> <span class="identifier">IntType</span> <a name="boost.random.random_number_generator.argument_type"></a><span class="identifier">argument_t