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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E20">Th21</font></span>: <a NAME="T21"><span class="comment"><font color="firebrick">:: CONLAT_2:21</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">C</font> being   <a href="conlat_1.html#NM1" title="CONLAT_1:NM.1">FormalContext</a> holds   <a href="conlat_2.html#K9" title="CONLAT_2:func.9">DualHomomorphism</a> <font color="Olive" title="b1">C</font> is  <a href="funct_2.html#V3" title="FUNCT_2:attr.3">bijective</a> </div></div>
