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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="subset_1.html#M1">Element</a> of  <a href="hilbert1.html#K1">HP-WFF</a> ;<br/>



<b>reconsider </b><font color="Maroon">c<sub>3</sub></font> = <font color="Maroon">c<sub>1</sub></font> <a href="hilbert1.html#K3">=&gt;</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="hilbert1.html#K3">=&gt;</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> as  <a href="hilbert3.html#V1" target="_self">canonical</a>  <a href="subset_1.html#M1">Element</a> of  <a href="hilbert1.html#K1">HP-WFF</a>  <b>by </b><i><a class="ref" href="hilbert3.html#T41" target="_self">Th41</a></i>;<br/>
<a NAME="E2:64"/>
<font color="Maroon">c<sub>3</sub></font> is <a href="hilbert3.html#V2" target="_self">pseudo-canonical</a>
 
;<br/>
<b>hence </b><a NAME="E3:64"/>
<font color="Maroon">c<sub>1</sub></font> <a href="hilbert1.html#K3">=&gt;</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="hilbert1.html#K3">=&gt;</a> <font color="Maroon">c<sub>1</sub></font></span>)</span> is <a href="hilbert3.html#V2" target="_self">pseudo-canonical</a>
 ;<br/>


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