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<b>let </b><font color="Maroon">I1</font> be   <a href="ami_1.html#NM3">Instruction</a> of <font color="Maroon">S</font>, <font color="Maroon">I2</font> be   <a href="ami_1.html#NM3">Instruction</a> of <font color="Maroon">S</font>;<br/>

<b>assume </b><b>that </b><br/><a NAME="E1:20_1_2"/><i><font color="Green">E34</font></i>: 
<font color="Maroon">I1</font> is  <a href="ami_1.html#V3" target="_self">halting</a> <a href="ami_1.html#NM3">Instruction</a> of <font color="Maroon">S</font>
 <b>and </b><br/><a NAME="E2:20_1_2"/><i><font color="Green">E38</font></i>: 
<font color="Maroon">I2</font> is  <a href="ami_1.html#V3" target="_self">halting</a> <a href="ami_1.html#NM3">Instruction</a> of <font color="Maroon">S</font>
 ;<br/>

<b>consider </b><font color="Maroon">I</font> being   <a href="ami_1.html#NM3">Instruction</a> of <font color="Maroon">S</font><b> such that </b><br/><a NAME="E4:20_1_2"/><i><font color="Green">E39</font></i>: 
( <font color="Maroon">I</font> is <a href="ami_1.html#V3" target="_self">halting</a> &amp; ( for <font color="Olive">J</font> being  <a href="ami_1.html#NM3">Instruction</a> of <font color="Maroon">S</font>  st <font color="Olive">J</font> is <a href="ami_1.html#V3" target="_self">halting</a> holds <br/><font color="Maroon">I</font> <a href="hidden.html#R1">=</a> <font color="Olive">J</font> ) )
 <b>by </b><i/>;<br/>
<a NAME="E5:20_1_2"/>
<font color="Maroon">I</font> <a href="hidden.html#R1">=</a> <font color="Maroon">I1</font>
 
<b>by </b><i>, </i>;<br/>
<b>hence </b><a NAME="E6:20_1_2"/>
<font color="Maroon">I1</font> <a href="hidden.html#R1">=</a> <font color="Maroon">I2</font>
 <b>by </b><i>, </i>;<br/>


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