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<b>let </b><font color="Maroon">N</font> be  <a href="setfam_1.html#V1">with_non-empty_elements</a>  <a href="hidden.html#M1">set</a> ;<br/><b>let </b><font color="Maroon">A</font> be  non <a href="struct_0.html#V3">empty</a> non <a href="ami_1.html#V2">void</a> <a href="ami_1.html#V5">IC-Ins-separated</a> <a href="ami_1.html#V8">definite</a> <a href="ami_7.html#V2" target="_self">with_non_trivial_ObjectKinds</a>  <a href="ami_1.html#L1">AMI-Struct</a> of <font color="Maroon">N</font>;<br/><b>let </b><font color="Maroon">I</font> be   <a href="ami_1.html#NM3">Instruction</a> of <font color="Maroon">A</font>;<br/>





<a NAME="E1:20"/>
for <font color="Olive">o</font> being  <a href="ami_1.html#NM1">Object</a> of <font color="Maroon">A</font>  st <font color="Olive">o</font> <a href="hidden.html#R2">in</a>  <a href="ami_7.html#K3" target="_self">Out_\_Inp</a> <font color="Maroon">I</font> holds <br/><font color="Olive">o</font> <a href="hidden.html#R2">in</a>  <a href="ami_7.html#K2" target="_self">Output</a> <font color="Maroon">I</font>
 
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="20_1"><b>proof </b></a><div class="add">

<b>let </b><font color="Maroon">o</font> be   <a href="ami_1.html#NM1">Object</a> of <font color="Maroon">A</font>;<br/>

<b>assume </b><a NAME="E1:20_1"/><i><font color="Green">E44</font></i>: 
( <font color="Maroon">o</font> <a href="hidden.html#R2">in</a>  <a href="ami_7.html#K3" target="_self">Out_\_Inp</a> <font color="Maroon">I</font> &amp; not <font color="Maroon">o</font> <a href="hidden.html#R2">in</a>  <a href="ami_7.html#K2" target="_self">Output</a> <font color="Maroon">I</font> )
 ;<br/>

<b>consider </b><font color="Maroon">s</font> being   <a href="ami_1.html#NM4">State</a> of <font color="Maroon">A</font>, <font color="Maroon">a</font> being    <a href="subset_1.html#M1">Element</a> of  <a href="ami_1.html#K3">ObjectKind</a> <font color="Maroon">o</font>;<br/>
<b>consider </b><font color="Maroon">w</font> being    <a href="hidden.html#M1">set</a> <b> such that </b><br/><a NAME="E4:20_1"/><i><font color="Green">E47</font></i>: 
( <font color="Maroon">w</font> <a href="hidden.html#R2">in</a>  <a href="ami_1.html#K3">ObjectKind</a> <font color="Maroon">o</font> &amp; <font color="Maroon">w</font> <a href="hidden.html#NR2" target="_self">&lt;&gt;</a> <font color="Maroon">a</font> )
 <b>by </b><i><a class="ref" href="yellow15.html#T4">YELLOW15:4</a></i>;<br/>
<b>reconsider </b><font color="Maroon">w</font> = <font color="Maroon">w</font> as    <a href="subset_1.html#M1">Element</a> of  <a href="ami_1.html#K3">ObjectKind</a> <font color="Maroon">o</font> <b>by </b><i/>;<br/>
<b>set </b><font color="Maroon">t</font> = <font color="Maroon">s</font> <a href="ami_7.html#K1" target="_self">+*</a> <font color="Maroon">o</font>,<font color="Maroon">w</font>;<br/>
<a NAME="E6:20_1"/><i><font color="Green">E51</font></i>: 
 <a href="relat_1.html#K1">dom</a> <font color="Maroon">s</font> <a href="hidden.html#R1">=</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">A</font>
 
<b>by </b><i><a class="ref" href="ami_3.html#T36">AMI_3:36</a></i>;<br/>
<a NAME="E7:20_1"/><i><font color="Green">E52</font></i>: 
 <a href="relat_1.html#K1">dom</a> <span class="p1">(<span class="default"><font color="Maroon">s</font> <a href="ami_7.html#K1" target="_self">+*</a> <font color="Maroon">o</font>,<font color="Maroon">w</font></span>)</span> <a href="hidden.html#R1">=</a> the <a href="struct_0.html#U1">carrier</a> of <font color="Maroon">A</font>
 
<b>by </b><i><a class="ref" href="ami_3.html#T36">AMI_3:36</a></i>;<br/>
<i><font color="Green">E53</font></i>: <span class="p1">(<span class="default"><a href="ami_1.html#K4">Exec</a> <font color="Maroon">I</font>,<span class="p2">(<span class="default"><font color="Maroon">s</font> <a href="ami_7.html#K1" target="_self">+*</a> <font color="Maroon">o</font>,<font color="Maroon">w</font></span>)</span></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">o</font> = 
<span class="p1">(<span class="default"><font color="Maroon">s</font> <a href="ami_7.html#K1" target="_self">+*</a> <font color="Maroon">o</font>,<font color="Maroon">w</font></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">o</font>
<b>by </b><i>, </i>
<br/>.= 
<font color="Maroon">w</font>
<b>by </b><i>, <a class="ref" href="funct_7.html#T33">FUNCT_7:33</a></i>
;<br/>
<span class="p1">(<span class="default"><a href="ami_1.html#K4">Exec</a> <font color="Maroon">I</font>,<span class="p2">(<span class="default"><span class="p3">(<span class="default"><font color="Maroon">s</font> <a href="ami_7.html#K1" target="_self">+*</a> <font color="Maroon">o</font>,<font color="Maroon">w</font></span>)</span> <a href="ami_7.html#K1" target="_self">+*</a> <font color="Maroon">o</font>,<font color="Maroon">a</font></span>)</span></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">o</font> = 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">s</font> <a href="ami_7.html#K1" target="_self">+*</a> <font color="Maroon">o</font>,<font color="Maroon">w</font></span>)</span> <a href="ami_7.html#K1" target="_self">+*</a> <font color="Maroon">o</font>,<font color="Maroon">a</font></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">o</font>
<b>by </b><i>, </i>
<br/>.= 
<font color="Maroon">a</font>
<b>by </b><i>, <a class="ref" href="funct_7.html#T33">FUNCT_7:33</a></i>
;<br/>
<b>hence </b><a NAME="E10:20_1"/>
contradiction
 <b>by </b><i>, , , </i>;<br/>


</div><b>end;</b></div>
<b>hence </b><a NAME="E2:20"/>
 <a href="ami_7.html#K3" target="_self">Out_\_Inp</a> <font color="Maroon">I</font> <a href="tarski.html#R1">c=</a>  <a href="ami_7.html#K2" target="_self">Output</a> <font color="Maroon">I</font>
 <b>by </b><i><a class="ref" href="subset_1.html#T7">SUBSET_1:7</a></i>;<br/>


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