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<b>let </b><font color="Maroon">p</font> be  <a href="xboolean.html#V1" target="_self">boolean</a>  <a href="ordinal1.html#NM1" target="_self">number</a> ;<br/><b>let </b><font color="Maroon">q</font> be  <a href="xboolean.html#V1" target="_self">boolean</a>  <a href="ordinal1.html#NM1" target="_self">number</a> ;<br/><b>let </b><font color="Maroon">r</font> be  <a href="xboolean.html#V1" target="_self">boolean</a>  <a href="ordinal1.html#NM1" target="_self">number</a> ;<br/>





<b>thus </b><font color="Maroon">p</font> <a href="xboolean.html#K8" target="_self">'nand'</a> <span class="p1">(<span class="default"><font color="Maroon">q</font> <a href="xboolean.html#K9" target="_self">'nor'</a> <font color="Maroon">r</font></span>)</span> = 
<span class="p1">(<span class="default"><a href="xboolean.html#K3" target="_self">'not'</a> <font color="Maroon">p</font></span>)</span> <a href="xboolean.html#K5" target="_self">'or'</a> <span class="p1">(<span class="default"><font color="Maroon">q</font> <a href="xboolean.html#K5" target="_self">'or'</a> <font color="Maroon">r</font></span>)</span>

<br/>.= 
<span class="p1">(<span class="default"><span class="p2">(<span class="default"><a href="xboolean.html#K3" target="_self">'not'</a> <font color="Maroon">p</font></span>)</span> <a href="xboolean.html#K5" target="_self">'or'</a> <font color="Maroon">q</font></span>)</span> <a href="xboolean.html#K5" target="_self">'or'</a> <font color="Maroon">r</font>

;<br/>


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