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<div><span class="kw">theorem </span><a NAME="T23"><span class="comment"><font color="firebrick">:: DUALSP02:23</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font> being   <a href="normsp_1.html#NM1" title="NORMSP_1:NM.1">RealNormSpace</a>  st  not <font color="Olive" title="b1">X</font> is  <a href="struct_0.html#V7" title="STRUCT_0:attr.7">trivial</a>  &amp; <font color="Olive" title="b1">X</font> is  <a href="dualsp02.html#V1" title="DUALSP02:attr.1">Reflexive</a>  holds <br/><font color="Olive" title="b1">X</font> is   <a href="lopban_1.html#NM2" title="LOPBAN_1:NM.2">RealBanachSpace</a></div></div>
