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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E20">Th15</font></span>: <a NAME="T15"><span class="comment"><font color="firebrick">:: TREES_9:15</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> holds  <span class="p1"><a href="tarski.html#K4" title="TARSKI:func.4">[</a><span class="default"><a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>,<font color="Olive" title="b1">t</font></span><a href="tarski.html#K4" title="TARSKI:func.4">]</a></span> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="trees_9.html#K6" title="TREES_9:func.6">FixedSubtrees</a> <font color="Olive" title="b1">t</font></div></div>
