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<div><span class="kw">theorem </span><a NAME="T90"><span class="comment"><font color="firebrick">:: ABSRED_0:90</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">m</font>, <font color="Olive" title="b2">n</font> being   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <a href="absred_0.html#K2" title="ABSRED_0:func.2">ARS_02</a> holds <br/> ( <font color="Olive" title="b1">m</font> <a href="absred_0.html#R1" title="ABSRED_0:pred.1">==&gt;</a> <font color="Olive" title="b2">n</font> iff <font color="Olive" title="b1">m</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="ordinal1.html#K5" title="ORDINAL1:func.5">0</a>  )</div></div>
