<?xml version="1.0"?>
<div><span class="kw">theorem </span><a NAME="T28"><span class="comment"><font color="firebrick">:: CFUNCDOM:28</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">A</font> being   non  <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a>   <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a>  holds   <a href="struct_0.html#K5" title="STRUCT_0:func.5">1.</a> <span class="p1">(<span class="default"><a href="cfuncdom.html#K7" title="CFUNCDOM:func.7">CRing</a> <font color="Olive" title="b1">A</font></span>)</span> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="cfuncdom.html#K5" title="CFUNCDOM:func.5">ComplexFuncUnit</a> <font color="Olive" title="b1">A</font> ;<br/></div></div>
