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<div><span class="kw">theorem </span><a NAME="T51"><span class="comment"><font color="firebrick">:: CAT_6:51</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">C</font> being   <a href="cat_1.html#NM4" title="CAT_1:NM.4">Category</a> holds  <font color="Olive" title="b1">C</font> <a href="isocat_1.html#NR2" title="ISOCAT_1:NR.2">~=</a>  <a href="cat_6.html#K17" title="CAT_6:func.17">Alter</a> <span class="p1">(<span class="default"><a href="cat_6.html#K18" title="CAT_6:func.18">alter</a> <font color="Olive" title="b1">C</font></span>)</span> <span class="kw">by</span> <span class="lab"><a class="ref" href="cat_6.html#T50" target="_self" onmouseover="rs('cat_6/T50')" onmouseout="rh()">Th51</a></span>;<br/></div></div>
