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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E17">Th12</font></span>: <a NAME="T12"><span class="comment"><font color="firebrick">:: ORDINAL4:12</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">f1</font>, <font color="Olive" title="b2">f2</font> being   <a href="ordinal2.html#NM1" title="ORDINAL2:NM.1">Ordinal-Sequence</a>  st <font color="Olive" title="b1">f1</font> is  <a href="ordinal2.html#V2" title="ORDINAL2:attr.2">increasing</a>  holds <br/><font color="Olive" title="b2">f2</font> <a href="funct_1.html#NK3" title="FUNCT_1:NK.3">*</a> <font color="Olive" title="b1">f1</font> is   <a href="ordinal2.html#NM1" title="ORDINAL2:NM.1">Ordinal-Sequence</a></div></div>
