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<b>set </b><font color="Maroon">c<sub>1</sub></font> =  <a href="kurato_1.html#K6" target="_self">KurExSet</a> ;<br/>
<i><font color="Green">E51</font></i>:  <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="kurato_1.html#K3" target="_self">Kurat14ClPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span> <a href="subset_1.html#K4">\/</a> <span class="p2">(<span class="default"><a href="kurato_1.html#K4" target="_self">Kurat14OpPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span></span>)</span> = 
6 <a href="nat_1.html#K1">+</a> 6
<b>by </b><i><a class="ref" href="kurato_1.html#T61" target="_self">Th61</a>, <a class="ref" href="kurato_1.html#T62" target="_self">Th62</a>, <a class="ref" href="kurato_1.html#T63" target="_self">Th63</a>, <a class="ref" href="card_2.html#T53">CARD_2:53</a></i>
<br/>.= 
12

;<br/>
<b>set </b><font color="Maroon">c<sub>2</sub></font> = <span class="p1"><a href="tarski.html#K2">{</a><span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a> ,<span class="p2">(<span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a>  <a href="subset_1.html#K3">`</a> </span>)</span></span><a href="tarski.html#K2">}</a></span>;<br/>
<a NAME="E2:67"/><i><font color="Green">E52</font></i>: 
<span class="p1"><a href="tarski.html#K2">{</a><span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a> ,<span class="p2">(<span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a>  <a href="subset_1.html#K3">`</a> </span>)</span></span><a href="tarski.html#K2">}</a></span> <a href="xboole_0.html#R1">misses</a> <span class="p1">(<span class="default"><a href="kurato_1.html#K3" target="_self">Kurat14ClPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span> <a href="subset_1.html#K4">\/</a> <span class="p1">(<span class="default"><a href="kurato_1.html#K4" target="_self">Kurat14OpPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span>
 
<b>by </b><i><a class="ref" href="kurato_1.html#T64" target="_self">Th64</a>, <a class="ref" href="kurato_1.html#T66" target="_self">Th66</a>, <a class="ref" href="xboole_1.html#T70">XBOOLE_1:70</a></i>;<br/>
 <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><a href="kurato_1.html#K2" target="_self">Kurat14Set</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span> = 
 <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><span class="p3"><a href="tarski.html#K2">{</a><span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a> ,<span class="p4">(<span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a>  <a href="subset_1.html#K3">`</a> </span>)</span></span><a href="tarski.html#K2">}</a></span> <a href="xboole_0.html#K2">\/</a> <span class="p3">(<span class="default"><a href="kurato_1.html#K3" target="_self">Kurat14ClPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span></span>)</span> <a href="xboole_0.html#K2">\/</a> <span class="p2">(<span class="default"><a href="kurato_1.html#K4" target="_self">Kurat14OpPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="kurato_1.html#T5" target="_self">Th5</a></i>
<br/>.= 
 <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><span class="p2"><a href="tarski.html#K2">{</a><span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a> ,<span class="p3">(<span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a>  <a href="subset_1.html#K3">`</a> </span>)</span></span><a href="tarski.html#K2">}</a></span> <a href="xboole_0.html#K2">\/</a> <span class="p2">(<span class="default"><span class="p3">(<span class="default"><a href="kurato_1.html#K3" target="_self">Kurat14ClPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span> <a href="subset_1.html#K4">\/</a> <span class="p3">(<span class="default"><a href="kurato_1.html#K4" target="_self">Kurat14OpPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="xboole_1.html#T4">XBOOLE_1:4</a></i>
<br/>.= 
<span class="p1">(<span class="default"><a href="card_1.html#K4">card</a> <span class="p2"><a href="tarski.html#K2">{</a><span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a> ,<span class="p3">(<span class="default"><a href="kurato_1.html#K6" target="_self">KurExSet</a>  <a href="subset_1.html#K3">`</a> </span>)</span></span><a href="tarski.html#K2">}</a></span></span>)</span> <a href="nat_1.html#K1">+</a> <span class="p1">(<span class="default"><a href="card_1.html#K4">card</a> <span class="p2">(<span class="default"><span class="p3">(<span class="default"><a href="kurato_1.html#K3" target="_self">Kurat14ClPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span> <a href="subset_1.html#K4">\/</a> <span class="p3">(<span class="default"><a href="kurato_1.html#K4" target="_self">Kurat14OpPart</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span></span>)</span></span>)</span>
<b>by </b><i><a class="txt" href="kurato_1.html#E2:67"><i><font color="Green">E52</font></i></a>, <a class="ref" href="card_2.html#T53">CARD_2:53</a></i>
<br/>.= 
2 <a href="nat_1.html#K1">+</a> 12
<b>by </b><i><a class="txt" href="kurato_1.html#E1:67"><i><font color="Green">E51</font></i></a>, <a class="ref" href="kurato_1.html#T65" target="_self">Th65</a>, <a class="ref" href="card_2.html#T76">CARD_2:76</a></i>
<br/>.= 
14

;<br/>
<b>hence </b><a NAME="E4:67"/>
 <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><a href="kurato_1.html#K2" target="_self">Kurat14Set</a> <a href="kurato_1.html#K6" target="_self">KurExSet</a> </span>)</span> <a href="hidden.html#R1">=</a> 14
 ;<br/>


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