Operation's argument
                    </p>
                  </td>
</tr>
</tbody>
</table></div>
</div>
<br class="table-break"><h6>
<a name="fusion.algorithm.transformation.functions.join.h2"></a>
            <span class="phrase"><a name="fusion.algorithm.transformation.functions.join.expression_semantics"></a></span><a class="link" href="join.html#fusion.algorithm.transformation.functions.join.expression_semantics">Expression
            Semantics</a>
          </h6>
<pre class="programlisting"><a clas