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<b>let </b><font color="Maroon">c<sub>1</sub></font> be  non <a href="xboole_0.html#V1">empty</a>  <a href="hidden.html#M1">set</a> ;<br/><b>let </b><font color="Maroon">c<sub>2</sub></font> be    <a href="valuat_1.html#M1" target="_self">interpretation</a> of <font color="Maroon">c<sub>1</sub></font>;<br/><b>let </b><font color="Maroon">c<sub>3</sub></font> be    <a href="fraenkel.html#M2">Element</a> of  <a href="valuat_1.html#K2" target="_self">Valuations_in</a> <font color="Maroon">c<sub>1</sub></font>; <i><font color="Red">:: according to </font></i><a class="ref" href="valuat_1.html#D13" target="_self">VALUAT_1:def 13</a><br/>





<b>thus </b><a NAME="E1:55"/>
<font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font> <a href="valuat_1.html#R1" target="_self">|=</a>  <a href="cqc_lang.html#K9">VERUM</a> 
 <b>by </b><i><a class="ref" href="valuat_1.html#T44" target="_self">Th44</a></i>;<br/>


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