xedSeq[org.saddle.Vec[org.joda.time.DateTime]]):org.saddle.vec.VecTime"></a>
      <a id="concat(IndexedSeq[Vec[DateTime]]):VecTime"></a>
      <h4 class="signature">
      <span class="modifier_kind">
        <span class="modifier"></span>
        <span class="kind">def</span>
      </span>
      <span class="symbol">
        <span class="name">concat</span><span class="params">(<span name="vecs">vecs: <span class="extype" name="scala.IndexedSeq">IndexedSeq</span>[<a href="../Vec.html" class="extype" name=