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<b>let </b><font color="Maroon" title="c1">X</font>, <font color="Maroon" title="c2">Y</font> be  <a href="membered.html#V2" title="MEMBERED:attr.2">ext-real-membered</a>  <a href="hidden.html#M1" title="HIDDEN:mode.1">set</a> ;<br/>

<b>assume </b><a NAME="E1:29"/><i><font color="Green" title="E16">A1</font></i>: 
<font color="Maroon" title="c1">X</font> <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a> <font color="Maroon" title="c2">Y</font>
 ;<br/>

<b>let </b><font color="Maroon" title="c3">x</font> be  <a href="xxreal_0.html#V1" title="XXREAL_0:attr.1">ext-real</a>  <a href="ordinal1.html#NM1" title="ORDINAL1:NM.1">number</a> ;<br/>

<b>assume </b><a NAME="E2:29"/>
<font color="Maroon" title="c3">x</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="supinf_1.html#K4" title="SUPINF_1:func.4">SetMajorant</a> <font color="Maroon" title="c2">Y</font>
 ;<br/>

<a NAME="E3:29"/><b>then </b>
<font color="Maroon" title="c3">x</font> is    <a href="supinf_1.html#M1" title="SUPINF_1:mode.1">majorant</a> of <font color="Maroon" title="c2">Y</font>
 
<b>by </b><i><a class="ref" href="supinf_1.html#D14" target="_self" title="SUPINF_1:def.14">Def14</a></i>;<br/>
<a NAME="E4:29"/><b>then </b>
<font color="Maroon" title="c3">x</font> is    <a href="supinf_1.html#M1" title="SUPINF_1:mode.1">majorant</a> of <font color="Maroon" title="c1">X</font>
 
<b>by </b><i><a class="txt" href="supinf_1.html#E1:29"><i><font color="Green" title="E16">A1</font></i></a>, <a class="ref" href="supinf_1.html#T34" target="_self" title="SUPINF_1:th.34">Th34</a></i>;<br/>
<b>hence </b><a NAME="E5:29"/>
<font color="Maroon" title="c3">x</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="supinf_1.html#K4" title="SUPINF_1:func.4">SetMajorant</a> <font color="Maroon" title="c1">X</font>
 <b>by </b><i><a class="ref" href="supinf_1.html#D14" target="_self" title="SUPINF_1:def.14">Def14</a></i>;<br/>


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