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<b>let </b><font color="Maroon">N</font> be   <a href="e_siec.html#NM2">e_net</a>;<br/>

<b>set </b><font color="Maroon">R</font> = the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font>;<br/>
<b>set </b><font color="Maroon">S</font> = the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font>;<br/>
<b>set </b><font color="Maroon">T</font> =  <a href="relat_1.html#K6">id</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">N</font>;<br/>
<i><font color="Green">E16</font></i>: the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p2">(<span class="default"><a href="relat_1.html#K6">id</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">N</font></span>)</span></span>)</span> = 
the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p2">(<span class="default"><a href="relat_1.html#K6">id</a> <span class="p3">(<span class="default"><a href="relat_1.html#K1">dom</a> the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font></span>)</span></span>)</span></span>)</span>
<b>by </b><i/>
<br/>.= 
<span class="p1">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font></span>)</span> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p2">(<span class="default"><a href="relat_1.html#K6">id</a> <span class="p3">(<span class="default"><a href="relat_1.html#K1">dom</a> the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font></span>)</span></span>)</span></span>)</span>
<b>by </b><i/>
<br/>.= 
the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p2">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p3">(<span class="default"><a href="relat_1.html#K6">id</a> <span class="p4">(<span class="default"><a href="relat_1.html#K1">dom</a> the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font></span>)</span></span>)</span></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="relat_1.html#T55">RELAT_1:55</a></i>
<br/>.= 
the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p2">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p3">(<span class="default"><a href="relat_1.html#K6">id</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">N</font></span>)</span></span>)</span></span>)</span>
<b>by </b><i/>
<br/>.= 
the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <a href="xboole_0.html#K1">{}</a> 
<b>by </b><i/>
<br/>.= 
 <a href="xboole_0.html#K1">{}</a> 

;<br/>
the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p2">(<span class="default"><a href="relat_1.html#K6">id</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">N</font></span>)</span></span>)</span> = 
the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p2">(<span class="default"><a href="relat_1.html#K6">id</a> <span class="p3">(<span class="default"><a href="relat_1.html#K1">dom</a> the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font></span>)</span></span>)</span></span>)</span>
<b>by </b><i/>
<br/>.= 
<span class="p1">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font></span>)</span> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p2">(<span class="default"><a href="relat_1.html#K6">id</a> <span class="p3">(<span class="default"><a href="relat_1.html#K1">dom</a> the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font></span>)</span></span>)</span></span>)</span>
<b>by </b><i/>
<br/>.= 
the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p2">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p3">(<span class="default"><a href="relat_1.html#K6">id</a> <span class="p4">(<span class="default"><a href="relat_1.html#K1">dom</a> the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font></span>)</span></span>)</span></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="relat_1.html#T55">RELAT_1:55</a></i>
<br/>.= 
the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p2">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p3">(<span class="default"><a href="relat_1.html#K6">id</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">N</font></span>)</span></span>)</span></span>)</span>
<b>by </b><i/>
<br/>.= 
the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <a href="xboole_0.html#K1">{}</a> 
<b>by </b><i/>
<br/>.= 
 <a href="xboole_0.html#K1">{}</a> 

;<br/>
<b>hence </b><a NAME="E3:23"/>
( the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p2">(<span class="default"><a href="relat_1.html#K6">id</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">N</font></span>)</span></span>)</span> <a href="hidden.html#R1">=</a>  <a href="xboole_0.html#K1">{}</a>  &amp; the <a href="e_siec.html#U2" target="_self">escape</a> of <font color="Maroon">N</font> <a href="relat_1.html#K5">*</a> <span class="p1">(<span class="default">the <a href="e_siec.html#U1" target="_self">entrance</a> of <font color="Maroon">N</font> <a href="xboole_0.html#K4">\</a> <span class="p2">(<span class="default"><a href="relat_1.html#K6">id</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">N</font></span>)</span></span>)</span> <a href="hidden.html#R1">=</a>  <a href="xboole_0.html#K1">{}</a>  )
 <b>by </b><i/>;<br/>


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