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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E17">Th22</font></span>: <a NAME="T22"><span class="comment"><font color="firebrick">:: BCIALG_1:22</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font> being   <a href="bcialg_1.html#NM1" title="BCIALG_1:NM.1">BCI-algebra</a> holds  <font color="Olive" title="b1">X</font> is    <a href="bcialg_1.html#M1" title="BCIALG_1:mode.1">SubAlgebra</a> of <font color="Olive" title="b1">X</font></div></div>
