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<b>let </b><font color="Maroon" title="c2">f</font> be   <a href="partfun1.html#NM1" title="PARTFUN1:NM.1">PartFunc</a> of <font color="Maroon" title="c1">D</font>, <a href="numbers.html#K4" title="NUMBERS:func.4">INT</a> ;<br/>

<b>thus </b><a NAME="E1:16_1_1"/>
 <a href="relset_1.html#K5" title="RELSET_1:func.5">rng</a> <font color="Maroon" title="c2">f</font> <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a>  <a href="numbers.html#K4" title="NUMBERS:func.4">INT</a> 
 ; <i><font color="Red">:: according to </font></i><a class="ref" href="real_3.html#D1" target="_self" title="REAL_3:def.1">REAL_3:def 1</a><br/>


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