d456c310ca74d">rho_</a>;             <span class="comment">// evaporation coefficient</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"><a class="line" href="classrmp_1_1path__planner_1_1ACOPathPlanner.html#af920fae876a14a56a0bf471897f94976">  122</a></span>&#160;  <span class="keywordtype">double</span> <a class="code" href="classrmp_1_1path__planner_1_1ACOPathPlanner.html#af920fae876a14a56a0bf471897f94976">Q_</a>;               <span class="comment">// pheromone gain</span></div>
<d