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<div><span class="kw">theorem </span><a NAME="T13"><span class="comment"><font color="firebrick">:: TREES_9:13</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">t</font> being   <a href="trees_2.html#NM4" title="TREES_2:NM.4">DecoratedTree</a><br/>  for <font color="Olive" title="b2">n</font> being   <a href="trees_4.html#NM1" title="TREES_4:NM.1">Node</a> of <font color="Olive" title="b1">t</font> holds   <a href="trees_9.html#K3" title="TREES_9:func.3">Subtrees</a> <span class="p1">(<span class="default"><font color="Olive" title="b1">t</font> <a href="trees_2.html#K5" title="TREES_2:func.5">|</a> <font color="Olive" title="b2">n</font></span>)</span> <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a>  <a href="trees_9.html#K3" title="TREES_9:func.3">Subtrees</a> <font color="Olive" title="b1">t</font></div></div>
