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<div><span class="kw">theorem </span><a NAME="T13"><span class="comment"><font color="firebrick">:: LOPBAN15:13</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font> being   <a href="rlvect_1.html#NM2" title="RLVECT_1:NM.2">RealLinearSpace</a><br/>  for <font color="Olive" title="b2">Y</font> being    <a href="rlsub_1.html#M1" title="RLSUB_1:mode.1">Subspace</a> of <font color="Olive" title="b1">X</font> holds   <a href="lopban15.html#K1" title="LOPBAN15:func.1">RLSp2RVSp</a> <font color="Olive" title="b2">Y</font> is    <a href="vectsp_4.html#M1" title="VECTSP_4:mode.1">Subspace</a> of  <a href="dualsp01.html#K2" title="DUALSP01:func.2">RLSp2RVSp</a> <font color="Olive" title="b1">X</font> ;<br/></div></div>
