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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E2">Th2</font></span>: <a NAME="T2"><span class="comment"><font color="firebrick">:: MUSIC_S1:2</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">r</font> being    <a href="hidden.html#M1" title="HIDDEN:mode.1">object</a>  holds <br/> ( <font color="Olive" title="b1">r</font> is    <a href="subset_1.html#M2" title="SUBSET_1:mode.2">Element</a> of  <a href="music_s1.html#K1" title="MUSIC_S1:func.1">RATPLUS</a>  iff <font color="Olive" title="b1">r</font> is   <a href="xxreal_0.html#V2" title="XXREAL_0:attr.2">positive</a>  <a href="rat_1.html#NM1" title="RAT_1:NM.1">Rational</a> )</div></div>
