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<b>let </b><font color="Maroon" title="c21">F</font> be   <a href="realset2.html#NM2" title="REALSET2:NM.2">Field</a>;<br/><b>let </b><font color="Maroon" title="c22">a</font>, <font color="Maroon" title="c23">b</font> be    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of  <a href="realset2.html#K2" title="REALSET2:func.2">suppf</a> <font color="Maroon" title="c21">F</font>;<br/>



<b>thus </b><a NAME="E1:50"/>
( <span class="p1">(<span class="default"><a href="realset2.html#K3" title="REALSET2:func.3">odf</a> <font color="Maroon" title="c21">F</font></span>)</span> <a href="binop_1.html#K2" title="BINOP_1:func.2">.</a> <font color="Maroon" title="c22">a</font>,<font color="Maroon" title="c23">b</font> is    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of  <a href="realset2.html#K2" title="REALSET2:func.2">suppf</a> <font color="Maroon" title="c21">F</font> &amp; <span class="p1">(<span class="default"><a href="realset2.html#K5" title="REALSET2:func.5">omf</a> <font color="Maroon" title="c21">F</font></span>)</span> <a href="binop_1.html#K2" title="BINOP_1:func.2">.</a> <font color="Maroon" title="c22">a</font>,<font color="Maroon" title="c23">b</font> is    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of  <a href="realset2.html#K2" title="REALSET2:func.2">suppf</a> <font color="Maroon" title="c21">F</font> &amp; <span class="p1">(<span class="default"><a href="realset2.html#K7" title="REALSET2:func.7">compf</a> <font color="Maroon" title="c21">F</font></span>)</span> <a href="funct_2.html#K3" title="FUNCT_2:func.3">.</a> <font color="Maroon" title="c22">a</font> is    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of  <a href="realset2.html#K2" title="REALSET2:func.2">suppf</a> <font color="Maroon" title="c21">F</font> )
 ;<br/>


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