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<b>let </b><font color="Maroon">c<sub>1</sub></font>, <font color="Maroon">c<sub>2</sub></font> be   <a href="card_1.html#NM1">Cardinal</a>;<br/>



<b>thus </b> <a href="card_2.html#K3" target="_self">exp</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K1" target="_self">+`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span>,2 = 
<span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K1" target="_self">+`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span> <a href="card_2.html#K2" target="_self">*`</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K1" target="_self">+`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span>
<b>by </b><i><a class="ref" href="card_2.html#T45" target="_self">Th45</a></i>
<br/>.= 
<span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K1" target="_self">+`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K1" target="_self">+`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="card_2.html#T37" target="_self">Th37</a></i>
<br/>.= 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K1" target="_self">+`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="card_2.html#T37" target="_self">Th37</a></i>
<br/>.= 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="card_2.html#T37" target="_self">Th37</a></i>
<br/>.= 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><span class="p3">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p3">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span>
<b>by </b><i><a class="ref" href="card_2.html#T31" target="_self">Th31</a></i>
<br/>.= 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p2">(<span class="default"><span class="p3">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p3">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span>
<b>by </b><i><a class="ref" href="card_2.html#T31" target="_self">Th31</a></i>
<br/>.= 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p2">(<span class="default">2 <a href="card_2.html#K2" target="_self">*`</a> <span class="p3">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span>
<b>by </b><i><a class="ref" href="card_2.html#T36" target="_self">Th36</a></i>
<br/>.= 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p2">(<span class="default"><span class="p3">(<span class="default">2 <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span></span>)</span> <a href="card_2.html#K1" target="_self">+`</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="card_2.html#K2" target="_self">*`</a> <font color="Maroon">c<sub>2</sub></font></span>)</span>
<b>by </b><i><a class="ref" href="card_2.html#T35" target="_self">Th35</a></i>
;<br/>


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