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<div><span class="kw">theorem </span><a NAME="T4"><span class="comment"><font color="firebrick">:: FUNCOP_1:4</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">A</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a>  holds  <span class="p1">(<span class="default"><a href="funct_3.html#K12" title="FUNCT_3:func.12">delta</a> <font color="Olive" title="b1">A</font></span>)</span> <a href="funcop_1.html#K1" title="FUNCOP_1:func.1">~</a>  <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="funct_3.html#K12" title="FUNCT_3:func.12">delta</a> <font color="Olive" title="b1">A</font></div></div>
