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<span class="kw">let </span><font color="Maroon" title="c5">x</font> be    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of <span class="p1">(<span class="default"><a href="pralg_2.html#K10" title="PRALG_2:func.10">SORTS</a> <font color="Maroon" title="c4">F</font></span>)</span> <a href="funct_1.html#K1" title="FUNCT_1:func.1">.</a> <font color="Maroon" title="c3">s</font>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> ( <font color="Maroon" title="c5">x</font> is  <a href="funct_1.html#V1" title="FUNCT_1:attr.1">Function-like</a>  &amp; <font color="Maroon" title="c5">x</font> is  <a href="relat_1.html#V1" title="RELAT_1:attr.1">Relation-like</a>  )</span><br/>

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<font color="Maroon" title="c5">x</font> is    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of  <a href="card_3.html#K4" title="CARD_3:func.4">product</a> <span class="p1">(<span class="default"><a href="pralg_2.html#K9" title="PRALG_2:func.9">Carrier</a> (<font color="Maroon" title="c4">F</font>,<font color="Maroon" title="c3">s</font>)</span>)</span>
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="pralg_2.html#D10" onmouseover="rs('pralg_2/D10')" onmouseout="rh()">PRALG_2:def 10</a></span>;<br/>
<span class="kw">hence </span><a NAME="E2:4_1_1"/>
( <font color="Maroon" title="c5">x</font> is  <a href="funct_1.html#V1" title="FUNCT_1:attr.1">Function-like</a>  &amp; <font color="Maroon" title="c5">x</font> is  <a href="relat_1.html#V1" title="RELAT_1:attr.1">Relation-like</a>  )
 ; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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