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

<a NAME="E1:15_1_1"/>
<span class="p1"><a href="enumset1.html#K5">{</a><span class="default"><font color="Maroon">x1</font>,<font color="Maroon">x2</font>,<font color="Maroon">x3</font>,<font color="Maroon">x4</font>,<font color="Maroon">x5</font>,<font color="Maroon">x6</font>,<font color="Maroon">x7</font></span><a href="enumset1.html#K5">}</a></span> is <a href="finset_1.html#V1" target="_self">finite</a>
 
<div><a class="txt" onclick="hs2(this)" href="javascript:()" title="15_1_1_1"><b>proof </b></a><div class="add">

<a NAME="E1:15_1_1_1"/>
( <span class="p1"><a href="enumset1.html#K5">{</a><span class="default"><font color="Maroon">x1</font>,<font color="Maroon">x2</font>,<font color="Maroon">x3</font>,<font color="Maroon">x4</font>,<font color="Maroon">x5</font>,<font color="Maroon">x6</font>,<font color="Maroon">x7</font></span><a href="enumset1.html#K5">}</a></span> <a href="hidden.html#R1">=</a> <span class="p1"><a href="tarski.html#K1">{</a><span class="default"><font color="Maroon">x1</font></span><a href="tarski.html#K1">}</a></span> <a href="xboole_0.html#K2">\/</a> <span class="p1"><a href="enumset1.html#K4">{</a><span class="default"><font color="Maroon">x2</font>,<font color="Maroon">x3</font>,<font color="Maroon">x4</font>,<font color="Maroon">x5</font>,<font color="Maroon">x6</font>,<font color="Maroon">x7</font></span><a href="enumset1.html#K4">}</a></span> &amp; <span class="p1"><a href="tarski.html#K1">{</a><span class="default"><font color="Maroon">x1</font></span><a href="tarski.html#K1">}</a></span> is <a href="finset_1.html#V1" target="_self">finite</a> &amp; <span class="p1"><a href="enumset1.html#K4">{</a><span class="default"><font color="Maroon">x2</font>,<font color="Maroon">x3</font>,<font color="Maroon">x4</font>,<font color="Maroon">x5</font>,<font color="Maroon">x6</font>,<font color="Maroon">x7</font></span><a href="enumset1.html#K4">}</a></span> is <a href="finset_1.html#V1" target="_self">finite</a> )
 
<b>by </b><i><a class="ref" href="enumset1.html#T56">ENUMSET1:56</a></i>;<br/>
<b>hence </b><a NAME="E2:15_1_1_1"/>
<span class="p1"><a href="enumset1.html#K5">{</a><span class="default"><font color="Maroon">x1</font>,<font color="Maroon">x2</font>,<font color="Maroon">x3</font>,<font color="Maroon">x4</font>,<font color="Maroon">x5</font>,<font color="Maroon">x6</font>,<font color="Maroon">x7</font></span><a href="enumset1.html#K5">}</a></span> is <a href="finset_1.html#V1" target="_self">finite</a>
 <b>by </b><i/>;<br/>


</div><b>end;</b></div>
<b>hence </b><a NAME="E2:15_1_1"/>
<span class="p1"><a href="enumset1.html#K5">{</a><span class="default"><font color="Maroon">x1</font>,<font color="Maroon">x2</font>,<font color="Maroon">x3</font>,<font color="Maroon">x4</font>,<font color="Maroon">x5</font>,<font color="Maroon">x6</font>,<font color="Maroon">x7</font></span><a href="enumset1.html#K5">}</a></span> is <a href="finset_1.html#V1" target="_self">finite</a>
 ;<br/>


</div>
