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<b>let </b><font color="Maroon" title="c1">I</font> be    <a href="hidden.html#M1" title="HIDDEN:mode.1">set</a> ;<br/><b>let </b><font color="Maroon" title="c2">X</font>, <font color="Maroon" title="c3">Y</font> be    <a href="pboole.html#M1" title="PBOOLE:mode.1">ManySortedSet</a> of <font color="Maroon" title="c1">I</font>;<br/>





<b>thus </b><font color="Maroon" title="c2">X</font> <a href="pboole.html#K2" title="PBOOLE:func.2">\/</a> <font color="Maroon" title="c3">Y</font> = 
<font color="Maroon" title="c2">X</font> <a href="pboole.html#K5" title="PBOOLE:func.5">\+\</a> <span class="p1">(<span class="default"><font color="Maroon" title="c3">Y</font> <a href="pboole.html#K4" title="PBOOLE:func.4">\</a> <font color="Maroon" title="c2">X</font></span>)</span>
<b>by </b><i><a class="ref" href="pboole.html#T100" target="_self" title="PBOOLE:th.100">Th100</a></i>
<br/>.= 
<font color="Maroon" title="c2">X</font> <a href="pboole.html#K5" title="PBOOLE:func.5">\+\</a> <span class="p1">(<span class="default"><font color="Maroon" title="c3">Y</font> <a href="pboole.html#K5" title="PBOOLE:func.5">\+\</a> <span class="p2">(<span class="default"><font color="Maroon" title="c2">X</font> <a href="pboole.html#K3" title="PBOOLE:func.3">/\</a> <font color="Maroon" title="c3">Y</font></span>)</span></span>)</span>
<b>by </b><i><a class="ref" href="pboole.html#T102" target="_self" title="PBOOLE:th.102">Th102</a></i>
<br/>.= 
<span class="p1">(<span class="default"><font color="Maroon" title="c2">X</font> <a href="pboole.html#K5" title="PBOOLE:func.5">\+\</a> <font color="Maroon" title="c3">Y</font></span>)</span> <a href="pboole.html#K5" title="PBOOLE:func.5">\+\</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">X</font> <a href="pboole.html#K3" title="PBOOLE:func.3">/\</a> <font color="Maroon" title="c3">Y</font></span>)</span>
<b>by </b><i><a class="ref" href="pboole.html#T98" target="_self" title="PBOOLE:th.98">Th98</a></i>
;<br/>


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