           </span>
                <ol id="linearization">
                  <li class="in" name="org.saddle.util.Concat.wfb"><span>wfb</span></li><li class="in" name="org.saddle.util.Concat.Promoter"><span>Promoter</span></li><li class="in" name="scala.Serializable"><span>Serializable</span></li><li class="in" name="java.io.Serializable"><span>Serializable</span></li><li class="in" name="scala.Product"><span>Product</span></li><li class="in" name="scala.Equals"><span>Equals</span></li><li class="in" name="