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

<a NAME="E1:32"/>
6 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 2 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 3
 
;<br/>
<a NAME="E2:32"/><span class="kw">then </span>
2 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 6
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E3:32"/>
 not 6 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 8 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 9 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 10 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 12 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 14 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 15 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 16 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E4:32"/>
8 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 2 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 4
 
;<br/>
<a NAME="E5:32"/><span class="kw">then </span>
2 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 8
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E6:32"/>
 not 8 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 9 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 10 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 12 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 14 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 15 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 16 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E7:32"/>
9 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 3 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 3
 
;<br/>
<a NAME="E8:32"/><span class="kw">then </span>
3 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 9
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E9:32"/>
 not 9 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 10 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 12 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 14 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 15 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 16 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E10:32"/>
10 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 2 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 5
 
;<br/>
<a NAME="E11:32"/><span class="kw">then </span>
2 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 10
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E12:32"/>
 not 10 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 12 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 14 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 15 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 16 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E13:32"/>
12 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 2 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 6
 
;<br/>
<a NAME="E14:32"/><span class="kw">then </span>
2 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 12
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E15:32"/>
 not 12 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 14 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 15 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 16 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E16:32"/>
14 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 2 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 7
 
;<br/>
<a NAME="E17:32"/><span class="kw">then </span>
2 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 14
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E18:32"/>
 not 14 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 15 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 16 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E19:32"/>
15 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 3 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 5
 
;<br/>
<a NAME="E20:32"/><span class="kw">then </span>
3 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 15
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E21:32"/>
 not 15 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 16 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E22:32"/>
16 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 4 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 4
 
;<br/>
<a NAME="E23:32"/><span class="kw">then </span>
4 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 16
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E24:32"/>
 not 16 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E25:32"/>
18 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 2 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 9
 
;<br/>
<a NAME="E26:32"/><span class="kw">then </span>
2 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 18
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E27:32"/>
 not 18 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E28:32"/>
20 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 4 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 5
 
;<br/>
<a NAME="E29:32"/><span class="kw">then </span>
4 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 20
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E30:32"/>
 not 20 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E31:32"/>
21 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 3 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 7
 
;<br/>
<a NAME="E32:32"/><span class="kw">then </span>
3 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 21
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E33:32"/>
 not 21 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E34:32"/>
22 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 2 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 11
 
;<br/>
<a NAME="E35:32"/><span class="kw">then </span>
2 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 22
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E36:32"/>
 not 22 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E37:32"/>
24 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 4 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 6
 
;<br/>
<a NAME="E38:32"/><span class="kw">then </span>
4 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 24
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E39:32"/>
 not 24 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E40:32"/>
25 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 5 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 5
 
;<br/>
<a NAME="E41:32"/><span class="kw">then </span>
5 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 25
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E42:32"/>
 not 25 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E43:32"/>
26 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 2 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 13
 
;<br/>
<a NAME="E44:32"/><span class="kw">then </span>
2 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 26
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E45:32"/>
 not 26 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> (  not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  &amp;  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a>  )</span><br/>

<a NAME="E46:32"/>
27 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 3 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 9
 
;<br/>
<a NAME="E47:32"/><span class="kw">then </span>
3 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 27
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E48:32"/>
 not 27 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide">  not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> </span><br/>

<a NAME="E49:32"/>
28 <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> 4 <a href="nat_1.html#K2" title="NAT_1:func.2">*</a> 7
 
;<br/>
<a NAME="E50:32"/><span class="kw">then </span>
4 <a href="nat_d.html#R1" title="NAT_D:pred.1">divides</a> 28
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="nat_d.html#D3" onmouseover="rs('nat_d/D3')" onmouseout="rh()">NAT_D:def 3</a></span>;<br/>
<span class="kw">hence </span><a NAME="E51:32"/>
 not 28 is  <a href="int_2.html#V1" title="INT_2:attr.1">prime</a> 
 <span class="kw">by</span> <span class="lab"><a class="ref" href="int_2.html#D4" onmouseover="rs('int_2/D4')" onmouseout="rh()">INT_2:def 4</a></span>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


</div>
