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<b>set </b><font color="Maroon">F</font> =  <a href="seq_1.html#K20" target="_self">abs</a> <font color="Maroon">f</font>;<br/>
<a NAME="E1:42_1_1"/><i><font color="Green">E28</font></i>: 
 <a href="relat_1.html#K1">dom</a> <span class="p1">(<span class="default"><a href="seq_1.html#K20" target="_self">abs</a> <font color="Maroon">f</font></span>)</span> <a href="hidden.html#R1">=</a>  <a href="relset_1.html#K4">dom</a> <font color="Maroon">f</font>
 
<b>by </b><i/>;<br/>
<a NAME="E2:42_1_1"/>
 <a href="relat_1.html#K2">rng</a> <span class="p1">(<span class="default"><a href="seq_1.html#K20" target="_self">abs</a> <font color="Maroon">f</font></span>)</span> <a href="tarski.html#R1">c=</a>  <a href="numbers.html#K1">REAL</a> 
 
<b>by </b><i/>;<br/>
<a NAME="E3:42_1_1"/><b>then </b>
 <a href="seq_1.html#K20" target="_self">abs</a> <font color="Maroon">f</font> is   <a href="partfun1.html#NM1">PartFunc</a> of  <a href="relat_1.html#K1">dom</a> <span class="p1">(<span class="default"><a href="seq_1.html#K20" target="_self">abs</a> <font color="Maroon">f</font></span>)</span>, <a href="numbers.html#K1">REAL</a> 
 
<b>by </b><i><a class="ref" href="partfun1.html#T25">PARTFUN1:25</a></i>;<br/>
<b>hence </b><a NAME="E4:42_1_1"/>
 <a href="seq_1.html#K20" target="_self">abs</a> <font color="Maroon">f</font> is   <a href="partfun1.html#NM1">PartFunc</a> of <font color="Maroon">C</font>, <a href="numbers.html#K1">REAL</a> 
 <b>by </b><i>, <a class="ref" href="partfun1.html#T28">PARTFUN1:28</a></i>;<br/>


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