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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E25">Th23</font></span>: <a NAME="T28"><span class="comment"><font color="firebrick">:: MODAL_1:28</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">A</font> being   <a href="modal_1.html#NM3" title="MODAL_1:NM.3">MP-wff</a> holds  <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="trees_1.html#K2" title="TREES_1:func.2">elementary_tree</a> 1</span>)</span> <a href="funcop_1.html#K8" title="FUNCOP_1:func.8">--&gt;</a> <span class="p2"><a href="domain_1.html#K1" title="DOMAIN_1:func.1">[</a><span class="default">1,1</span><a href="domain_1.html#K1" title="DOMAIN_1:func.1">]</a></span></span>)</span> <a href="trees_2.html#K7" title="TREES_2:func.7">with-replacement</a> (<span class="p1"><a href="trees_3.html#K14" title="TREES_3:func.14">&lt;*</a><span class="default"><a href="numbers.html#K5" title="NUMBERS:func.5">0</a></span><a href="trees_3.html#K14" title="TREES_3:func.14">*&gt;</a></span>,<font color="Olive" title="b1">A</font>) is   <a href="modal_1.html#NM3" title="MODAL_1:NM.3">MP-wff</a></div></div>
