<?xml version="1.0"?>
<div class="add">

<b>let </b><font color="Maroon" title="c3">P</font>, <font color="Maroon" title="c4">Q</font> be   <a href="pcs_0.html#NM1" title="PCS_0:NM.1">pcs</a>;<br/>

<b>assume </b><a NAME="E1:139"/><i><font color="Green" title="E47">A1</font></i>: 
the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <font color="Maroon" title="c3">P</font> <a href="xboole_0.html#R1" title="XBOOLE_0:pred.1">misses</a> the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <font color="Maroon" title="c4">Q</font>
 ; <i><font color="Red">:: according to </font></i><a class="ref" href="tsep_1.html#D3" title="TSEP_1:def.3">TSEP_1:def 3</a><br/>

<a NAME="E2:139"/>
 <a href="pcs_0.html#K19" title="PCS_0:func.19">pcs-sum</a> <font color="Maroon" title="c3">P</font>,<font color="Maroon" title="c4">Q</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon">H<sub>1</sub></font>(<font color="Maroon" title="c3">P</font>,<font color="Maroon" title="c4">Q</font>)
 
<b>by </b><i><a class="ref" href="pcs_0.html#T15" target="_self" title="PCS_0:th.15">Th15</a></i>;<br/>
<b>hence </b><a NAME="E3:139"/>
the <a href="orders_2.html#U1" title="ORDERS_2:sel.1">InternalRel</a> of <span class="p1">(<span class="default"><a href="pcs_0.html#K19" title="PCS_0:func.19">pcs-sum</a> <font color="Maroon" title="c3">P</font>,<font color="Maroon" title="c4">Q</font></span>)</span> is <a href="relat_2.html#V8" title="RELAT_2:attr.8">transitive</a>
 <b>by </b><i><a class="txt" href="pcs_0.html#E1:139"><i><font color="Green" title="E47">A1</font></i></a>, <a class="ref" href="pcs_0.html#T1" target="_self" title="PCS_0:th.1">Th1</a></i>;<br/>


</div>
