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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E71">Th48</font></span>: <a NAME="T59"><span class="comment"><font color="firebrick">:: MUSIC_S1:59</font></span><br/></a><div class="add"> <a href="music_s1.html#K47" title="MUSIC_S1:func.47">REAL_Music</a>  is  <a href="music_s1.html#V15" title="MUSIC_S1:attr.15">satisfying_octave_descendent_constructible</a> </div></div>
