<?xml version="1.0"?>
<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E26">Th37</font></span>: <a NAME="T37"><span class="comment"><font color="firebrick">:: EXCHSORT:37</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">A</font> being   <a href="exchsort.html#NM1" title="EXCHSORT:NM.1">array</a><br/>  for <font color="Olive" title="b2">B</font> being    <a href="exchsort.html#M1" title="EXCHSORT:mode.1">permutation</a> of <font color="Olive" title="b1">A</font> holds <br/> (  <a href="relat_1.html#NK1" title="RELAT_1:NK.1">dom</a> <font color="Olive" title="b2">B</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="relat_1.html#NK1" title="RELAT_1:NK.1">dom</a> <font color="Olive" title="b1">A</font> &amp;  <a href="xtuple_0.html#K10" title="XTUPLE_0:func.10">rng</a> <font color="Olive" title="b2">B</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="xtuple_0.html#K10" title="XTUPLE_0:func.10">rng</a> <font color="Olive" title="b1">A</font> )</div></div>
