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<a NAME="E1:51_1_1"/>
 ex <font color="Olive">m1</font>, <font color="Olive">m2</font> being   <a href="pnproc_1.html#M1" target="_self">marking</a> of <font color="Maroon">P</font> st <font color="Maroon">t</font> <a href="hidden.html#R1">=</a> <span class="p1"><a href="tarski.html#K4">[</a><span class="default"><font color="Olive">m1</font>,<font color="Olive">m2</font></span><a href="tarski.html#K4">]</a></span>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E2:51_1_1"/>
<font color="Maroon">t</font> <a href="mcart_1.html#K1">`1</a>  is    <a href="pnproc_1.html#M1" target="_self">marking</a> of <font color="Maroon">P</font>
 <b>by </b><i><a class="ref" href="mcart_1.html#T7">MCART_1:7</a></i>;<br/>


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