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<div><span class="kw">theorem </span><a NAME="T17"><span class="comment"><font color="firebrick">:: REALALG1:17</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">R</font> being   <a href="vectsp_1.html#NM3" title="VECTSP_1:NM.3">Ring</a> holds <br/> (  <a href="struct_0.html#K4" title="STRUCT_0:func.4">0.</a> <font color="Olive" title="b1">R</font> <a href="tarski.html#R2" title="TARSKI:pred.2">in</a>  <a href="realalg1.html#NK4" title="REALALG1:NK.4">SQ</a> <font color="Olive" title="b1">R</font> &amp;  <a href="struct_0.html#K5" title="STRUCT_0:func.5">1.</a> <font color="Olive" title="b1">R</font> <a href="tarski.html#R2" title="TARSKI:pred.2">in</a>  <a href="realalg1.html#NK4" title="REALALG1:NK.4">SQ</a> <font color="Olive" title="b1">R</font> ) ;<br/></div></div>
