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<div><span class="kw">theorem </span><a NAME="T64"><span class="comment"><font color="firebrick">:: TREES_3:64</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">T1</font>, <font color="Olive" title="b2">T2</font> being   <a href="trees_1.html#NM1" title="TREES_1:NM.1">Tree</a>  st  <a href="trees_3.html#K12" title="TREES_3:func.12">^</a> <font color="Olive" title="b1">T1</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="trees_3.html#K12" title="TREES_3:func.12">^</a> <font color="Olive" title="b2">T2</font> holds <br/><font color="Olive" title="b1">T1</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Olive" title="b2">T2</font></div></div>
