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<a NAME="E1:13_1_1"/>
for <font color="Olive">b<sub>1</sub></font> being  <a href="struct_0.html#NM2">Subset</a> of <font color="Maroon">c<sub>1</sub></font> st <font color="Olive">b<sub>1</sub></font> <a href="hidden.html#R2">in</a>  <a href="circled1.html#K1" target="_self">Circled-Family</a> <font color="Maroon">c<sub>2</sub></font> holds <br/><font color="Olive">b<sub>1</sub></font> is <a href="rltopsp1.html#V3">circled</a>
 
<b>by </b><i><a class="ref" href="circled1.html#D2" target="_self">Def2</a></i>;<br/>
<a NAME="E2:13_1_1"/><b>then </b>
 <a href="circled1.html#K1" target="_self">Circled-Family</a> <font color="Maroon">c<sub>2</sub></font> is <a href="rltopsp1.html#V4">circled-membered</a>
 
<b>by </b><i><a class="ref" href="rltopsp1.html#D7">RLTOPSP1:def 7</a></i>;<br/>
<b>hence </b><a NAME="E3:13_1_1"/>
 <a href="setfam_1.html#K6">meet</a> <span class="p1">(<span class="default"><a href="circled1.html#K1" target="_self">Circled-Family</a> <font color="Maroon">c<sub>2</sub></font></span>)</span> is  <a href="rltopsp1.html#V3">circled</a> <a href="struct_0.html#NM2">Subset</a> of <font color="Maroon">c<sub>1</sub></font>
 <b>by </b><i><a class="ref" href="rltopsp1.html#T31">RLTOPSP1:31</a></i>;<br/>


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