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<div><span class="kw">theorem </span><a NAME="T91"><span class="comment"><font color="firebrick">:: FUNCT_7:91</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">f</font> being   <a href="funct_1.html#NM1" title="FUNCT_1:NM.1">Function</a><br/>  for <font color="Olive" title="b2">a</font>, <font color="Olive" title="b3">b</font>, <font color="Olive" title="b4">A</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a>   st <font color="Olive" title="b2">a</font> <a href="tarski.html#R2" title="TARSKI:pred.2">in</a> <font color="Olive" title="b4">A</font> holds <br/><font color="Olive" title="b1">f</font>,<font color="Olive" title="b1">f</font> <a href="funct_7.html#K1" title="FUNCT_7:func.1">+*</a> (<font color="Olive" title="b2">a</font>,<font color="Olive" title="b3">b</font>) <a href="funct_7.html#R1" title="FUNCT_7:pred.1">equal_outside</a> <font color="Olive" title="b4">A</font></div></div>
