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<b>consider </b><font color="Maroon" title="c3">j</font> being    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of <font color="Maroon" title="c1">J</font>;<br/>
<a NAME="E2:33_1_1"/><i><font color="Green" title="E18">A1</font></i>: 
 <a href="relat_1.html#K1" title="RELAT_1:func.1">dom</a> <font color="Maroon" title="c2">A</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <font color="Maroon" title="c1">J</font>
 
<b>by </b><i><a class="ref" href="pboole.html#D3" title="PBOOLE:def.3">PBOOLE:def 3</a></i>;<br/>
<b>reconsider </b><font color="Maroon" title="c4">U0</font> = <font color="Maroon" title="c2">A</font> <a href="pralg_1.html#K11" title="PRALG_1:func.11">.</a> <font color="Maroon" title="c3">j</font> as   <a href="unialg_1.html#NM2" title="UNIALG_1:NM.2">Universal_Algebra</a> ;<br/>
<b>take </b>
 <a href="unialg_1.html#K4" title="UNIALG_1:func.4">signature</a> <font color="Maroon" title="c4">U0</font>
;<br/>

<b>let </b><font color="Maroon" title="c5">j1</font> be    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of <font color="Maroon" title="c1">J</font>;<br/>

<b>thus </b><a NAME="E4:33_1_1"/>
 <a href="unialg_1.html#K4" title="UNIALG_1:func.4">signature</a> <font color="Maroon" title="c4">U0</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="unialg_1.html#K4" title="UNIALG_1:func.4">signature</a> <span class="p1">(<span class="default"><font color="Maroon" title="c2">A</font> <a href="pralg_1.html#K11" title="PRALG_1:func.11">.</a> <font color="Maroon" title="c5">j1</font></span>)</span>
 <b>by </b><i><a class="txt" href="pralg_1.html#E2:33_1_1"><i><font color="Green" title="E18">A1</font></i></a>, <a class="ref" href="pralg_1.html#D12" target="_self" title="PRALG_1:def.12">Def12</a></i>;<br/>


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