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<b>let </b><font color="Maroon" title="c22">nm1</font>, <font color="Maroon" title="c23">nm2</font> be    <a href="subset_1.html#M2" title="SUBSET_1:mode.2">Element</a> of <span class="p1">(<span class="default"><a href="realset2.html#K2" title="REALSET2:func.2">suppf</a> <font color="Maroon" title="c21">F</font></span>)</span> <a href="subset_1.html#K6" title="SUBSET_1:func.6">\</a> <span class="p1"><a href="realset1.html#K5" title="REALSET1:func.5">{</a><span class="default"><span class="p2">(<span class="default"><a href="realset2.html#K4" title="REALSET2:func.4">ndf</a> <font color="Maroon" title="c21">F</font></span>)</span></span><a href="realset1.html#K5" title="REALSET1:func.5">}</a></span>;<br/>

<b>assume </b><b>that </b><br/><a NAME="E1:35_1_1"/><i><font color="Green" title="E54">A1</font></i>: 
<font color="Maroon" title="c21">F</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="realset2.html#K1" title="REALSET2:func.1">field</a> <span class="p1">(<span class="default"><a href="realset2.html#K2" title="REALSET2:func.2">suppf</a> <font color="Maroon" title="c21">F</font></span>)</span>,<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>,<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>,<span class="p1">(<span class="default"><a href="realset2.html#K4" title="REALSET2:func.4">ndf</a> <font color="Maroon" title="c21">F</font></span>)</span>,<font color="Maroon" title="c22">nm1</font>
 <b>and </b><br/><a NAME="E2:35_1_1"/><i><font color="Green" title="E55">A2</font></i>: 
<font color="Maroon" title="c21">F</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="realset2.html#K1" title="REALSET2:func.1">field</a> <span class="p1">(<span class="default"><a href="realset2.html#K2" title="REALSET2:func.2">suppf</a> <font color="Maroon" title="c21">F</font></span>)</span>,<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>,<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>,<span class="p1">(<span class="default"><a href="realset2.html#K4" title="REALSET2:func.4">ndf</a> <font color="Maroon" title="c21">F</font></span>)</span>,<font color="Maroon" title="c23">nm2</font>
 ;<br/>

<font color="Maroon" title="c22">nm1</font> = 
the <a href="vectsp_1.html#U1" title="VECTSP_1:sel.1">unity</a> of <font color="Maroon" title="c21">F</font>
<b>by </b><i><a class="txt" href="realset2.html#E1:35_1_1"><i><font color="Green" title="E54">A1</font></i></a>, <a class="ref" href="realset2.html#D6" target="_self" title="REALSET2:def.6">Def6</a></i>
<br/>.= 
<font color="Maroon" title="c23">nm2</font>
<b>by </b><i><a class="txt" href="realset2.html#E2:35_1_1"><i><font color="Green" title="E55">A2</font></i></a>, <a class="ref" href="realset2.html#D6" target="_self" title="REALSET2:def.6">Def6</a></i>
;<br/>
<b>hence </b><a NAME="E4:35_1_1"/>
<font color="Maroon" title="c22">nm1</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c23">nm2</font>
 ;<br/>


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