try"><a class="el" href="classoperations__research_1_1PathOperator.html">PathOperator</a></td><td class="entry"><span class="mlabel">protected</span></td></tr>
  <tr class="even"><td class="entry"><a class="el" href="classoperations__research_1_1VarLocalSearchOperator.html#a0aeeba03eeb9514e2946c44c733e994a">old_values_</a></td><td class="entry"><a class="el" href="classoperations__research_1_1VarLocalSearchOperator.html">VarLocalSearchOperator&lt; IntVar, int64, IntVarLocalSearchHandler &gt;</a></td><td cla