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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E37">Th28</font></span>: <a NAME="T28"><span class="comment"><font color="firebrick">:: SURREALI:28</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">x</font>, <font color="Olive" title="b2">y</font>, <font color="Olive" title="b3">x1</font>, <font color="Olive" title="b4">x1R</font>, <font color="Olive" title="b5">y1</font>, <font color="Olive" title="b6">y1R</font> being   <a href="surreal0.html#NM1" title="SURREAL0:NM.1">Surreal</a>  st  <a href="surreal0.html#K11" title="SURREAL0:func.11">0_No</a>  <a href="surrealo.html#NR3" title="SURREALO:NR.3">&lt;</a> <font color="Olive" title="b3">x1</font> &amp; <font color="Olive" title="b3">x1</font> <a href="surrealr.html#K16" title="SURREALR:func.16">*</a> <font color="Olive" title="b4">x1R</font> <a href="surrealo.html#R2" title="SURREALO:pred.2">==</a>  <a href="surrealo.html#K1" title="SURREALO:func.1">1_No</a>  &amp;  <a href="surreal0.html#K11" title="SURREAL0:func.11">0_No</a>  <a href="surrealo.html#NR3" title="SURREALO:NR.3">&lt;</a> <font color="Olive" title="b5">y1</font> &amp; <font color="Olive" title="b5">y1</font> <a href="surrealr.html#K16" title="SURREALR:func.16">*</a> <font color="Olive" title="b6">y1R</font> <a href="surrealo.html#R2" title="SURREALO:pred.2">==</a>  <a href="surrealo.html#K1" title="SURREALO:func.1">1_No</a>  &amp; <font color="Olive" title="b1">x</font> <a href="surrealr.html#K16" title="SURREALR:func.16">*</a> <font color="Olive" title="b5">y1</font> <a href="surrealo.html#NR3" title="SURREALO:NR.3">&lt;</a> <font color="Olive" title="b2">y</font> <a href="surrealr.html#K16" title="SURREALR:func.16">*</a> <font color="Olive" title="b3">x1</font> holds <br/><font color="Olive" title="b1">x</font> <a href="surrealr.html#K16" title="SURREALR:func.16">*</a> <font color="Olive" title="b4">x1R</font> <a href="surrealo.html#NR3" title="SURREALO:NR.3">&lt;</a> <font color="Olive" title="b2">y</font> <a href="surrealr.html#K16" title="SURREALR:func.16">*</a> <font color="Olive" title="b6">y1R</font></div></div>
