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<b>consider </b><font color="Maroon" title="c2">X</font> being  non <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a>  <a href="hidden.html#M1" title="HIDDEN:mode.1">set</a> , <font color="Maroon" title="c3">a</font> being   <a href="binop_1.html#NM2" title="BINOP_1:NM.2">BinOp</a> of <font color="Maroon" title="c2">X</font>, <font color="Maroon" title="c4">Z</font> being    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of <font color="Maroon" title="c2">X</font>, <font color="Maroon" title="c5">l</font> being   <a href="funct_2.html#NM1" title="FUNCT_2:NM.1">Function</a> of <span class="p1"><a href="zfmisc_1.html#K2" title="ZFMISC_1:func.2">[:</a><span class="default">the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <font color="Maroon" title="c1">F</font>,<font color="Maroon" title="c2">X</font></span><a href="zfmisc_1.html#K2" title="ZFMISC_1:func.2">:]</a></span>,<font color="Maroon" title="c2">X</font>, <font color="Maroon" title="c6">r</font> being   <a href="relset_1.html#NM3" title="RELSET_1:NM.3">Relation</a> of <font color="Maroon" title="c2">X</font>;<br/>
<b>take </b>
 <a href="symsp_1.html#G1" title="SYMSP_1:aggr.1">SymStr</a>(# <font color="Maroon" title="c2">X</font>,<font color="Maroon" title="c3">a</font>,<font color="Maroon" title="c4">Z</font>,<font color="Maroon" title="c5">l</font>,<font color="Maroon" title="c6">r</font> #)
; <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> not  <a href="symsp_1.html#G1" title="SYMSP_1:aggr.1">SymStr</a>(# <font color="Maroon" title="c2">X</font>,<font color="Maroon" title="c3">a</font>,<font color="Maroon" title="c4">Z</font>,<font color="Maroon" title="c5">l</font>,<font color="Maroon" title="c6">r</font> #) is <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a></span><br/>

<b>thus </b><a NAME="E2:2_1_1"/>
not the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <a href="symsp_1.html#G1" title="SYMSP_1:aggr.1">SymStr</a>(# <font color="Maroon" title="c2">X</font>,<font color="Maroon" title="c3">a</font>,<font color="Maroon" title="c4">Z</font>,<font color="Maroon" title="c5">l</font>,<font color="Maroon" title="c6">r</font> #) is <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a>
 ; <i><font color="Red">:: according to </font></i><a class="ref" href="struct_0.html#D1" title="STRUCT_0:def.1">STRUCT_0:def 1</a> <a class="txt" onclick="hs(this)" href="javascript:()"><i><font color="Red">::  thesis: </font></i></a><span class="hide"> verum</span><br/>


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