<?xml version="1.0"?>
<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E5">Th12</font></span>: <a NAME="T12"><span class="comment"><font color="firebrick">:: TOLER_1:12</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">T</font> being   <a href="eqrel_1.html#NM1" title="EQREL_1:NM.1">Tolerance</a> of <font color="Olive" title="b1">X</font> holds   <a href="xboole_0.html#K1" title="XBOOLE_0:func.1">{}</a>  is    <a href="toler_1.html#M1" title="TOLER_1:mode.1">TolSet</a> of <font color="Olive" title="b2">T</font></div></div>
