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<a NAME="E1:7_1_1"/><i><font color="Green">E4</font></i>: 
 <a href="measure1.html#K5">rng</a> <font color="Maroon">c<sub>3</sub></font> is   <a href="measure1.html#NM3">N_Sub_set_fam</a> of <font color="Maroon">c<sub>1</sub></font>
 
<b>by </b><i><a class="ref" href="measure1.html#T52">MEASURE1:52</a></i>;<br/>
<a NAME="E2:7_1_1"/>
 <a href="measure1.html#K5">rng</a> <font color="Maroon">c<sub>3</sub></font> <a href="tarski.html#R1">c=</a> <font color="Maroon">c<sub>2</sub></font>
 
<b>by </b><i><a class="ref" href="relset_1.html#T12">RELSET_1:12</a></i>;<br/>
<b>hence </b><a NAME="E3:7_1_1"/>
 <a href="relat_1.html#K2">rng</a> <font color="Maroon">c<sub>3</sub></font> is    <a href="measure2.html#M1">N_Measure_fam</a> of <font color="Maroon">c<sub>2</sub></font>
 <b>by </b><i><a class="txt" href="measure3.html#E1:7_1_1"><i><font color="Green">E4</font></i></a>, <a class="ref" href="measure2.html#D1">MEASURE2:def 1</a></i>;<br/>


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