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<b>let </b><font color="Maroon">f</font> be   <a href="partfun1.html#NM1">PartFunc</a> of <font color="Maroon">D</font>, <a href="numbers.html#K4">INT</a> ;<br/>

<b>thus </b><a NAME="E1:16_1_1"/>
 <a href="relset_1.html#K5">rng</a> <font color="Maroon">f</font> <a href="tarski.html#R1">c=</a>  <a href="numbers.html#K4">INT</a> 
 ; <i><font color="Red">:: according to </font></i><a class="ref" href="real_3.html#D1" target="_self">REAL_3:def 1</a><br/>


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