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<div>:: <span class="kw">deftheorem </span><span class="lab"><font color="Green" title="E20">Def5</font></span>   defines <a href="orders_5.html#K3" title="ORDERS_5:func.3">EqRelOf</a> <a onclick="hs(this)" href="javascript:()">ORDERS_5:def 5 : <br/></a><span> for <font color="Olive" title="b1">A</font> being    <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b2">D</font> being    <a href="eqrel_1.html#M1" title="EQREL_1:mode.1">a_partition</a> of <font color="Olive" title="b1">A</font><br/>  for <font color="Olive">b<sub>3</sub></font> being   <a href="eqrel_1.html#NM2" title="EQREL_1:NM.2">Equivalence_Relation</a> of <font color="Olive" title="b1">A</font> holds <br/> ( <font color="Olive">b<sub>3</sub></font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="orders_5.html#K3" title="ORDERS_5:func.3">EqRelOf</a> <font color="Olive" title="b2">D</font> iff <font color="Olive" title="b2">D</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="eqrel_1.html#K8" title="EQREL_1:func.8">Class</a> <font color="Olive">b<sub>3</sub></font> );<br/></span></div>
