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<b>let </b><font color="Maroon">M</font> be   <a href="midsp_1.html#NM1">MidSp</a>;<br/><b>let </b><font color="Maroon">p</font> be    <a href="subset_1.html#M1">Element</a> of <span class="p1"><a href="zfmisc_1.html#K2">[:</a><span class="default">the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">M</font>,the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">M</font></span><a href="zfmisc_1.html#K2">:]</a></span>;<br/><b>let </b><font color="Maroon">q</font> be    <a href="subset_1.html#M1">Element</a> of <span class="p1"><a href="zfmisc_1.html#K2">[:</a><span class="default">the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">M</font>,the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">M</font></span><a href="zfmisc_1.html#K2">:]</a></span>;<br/><b>let </b><font color="Maroon">r</font> be    <a href="subset_1.html#M1">Element</a> of <span class="p1"><a href="zfmisc_1.html#K2">[:</a><span class="default">the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">M</font>,the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">M</font></span><a href="zfmisc_1.html#K2">:]</a></span>;<br/>







<b>assume </b><a NAME="E1:31"/>
( <font color="Maroon">p</font> <a href="midsp_1.html#R2" target="_self">##</a> <font color="Maroon">q</font> &amp; <font color="Maroon">p</font> <a href="midsp_1.html#R2" target="_self">##</a> <font color="Maroon">r</font> )
 ;<br/>

<a NAME="E2:31"/><b>then </b>
( <font color="Maroon">p</font> <a href="midsp_1.html#K5" target="_self">`1</a> ,<font color="Maroon">p</font> <a href="midsp_1.html#K6" target="_self">`2</a>  <a href="midsp_1.html#R1" target="_self">@@</a> <font color="Maroon">q</font> <a href="midsp_1.html#K5" target="_self">`1</a> ,<font color="Maroon">q</font> <a href="midsp_1.html#K6" target="_self">`2</a>  &amp; <font color="Maroon">p</font> <a href="midsp_1.html#K5" target="_self">`1</a> ,<font color="Maroon">p</font> <a href="midsp_1.html#K6" target="_self">`2</a>  <a href="midsp_1.html#R1" target="_self">@@</a> <font color="Maroon">r</font> <a href="midsp_1.html#K5" target="_self">`1</a> ,<font color="Maroon">r</font> <a href="midsp_1.html#K6" target="_self">`2</a>  )
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E3:31"/>
<font color="Maroon">q</font> <a href="midsp_1.html#K5" target="_self">`1</a> ,<font color="Maroon">q</font> <a href="midsp_1.html#K6" target="_self">`2</a>  <a href="midsp_1.html#R1" target="_self">@@</a> <font color="Maroon">r</font> <a href="midsp_1.html#K5" target="_self">`1</a> ,<font color="Maroon">r</font> <a href="midsp_1.html#K6" target="_self">`2</a> 
 <b>by </b><i/>; <i><font color="Red">:: according to </font></i><a class="ref" href="midsp_1.html#D6" target="_self">MIDSP_1:def 6</a><br/>


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