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<span class="kw">consider </span><font color="Maroon" title="c1">A</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="c2">a</font> being    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of <font color="Maroon" title="c1">A</font>;<br/>
<span class="kw">take </span>
 <a href="struct_0.html#G2" title="STRUCT_0:aggr.2">ZeroStr</a>(# <font color="Maroon" title="c1">A</font>,<font color="Maroon" title="c2">a</font> #)
; <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="Red">::  thesis: </font></span></a><span class="hide"> (  <a href="struct_0.html#G2" title="STRUCT_0:aggr.2">ZeroStr</a>(# <font color="Maroon" title="c1">A</font>,<font color="Maroon" title="c2">a</font> #) is  <a href="struct_0.html#V3" title="STRUCT_0:attr.3">strict</a>  &amp; not  <a href="struct_0.html#G2" title="STRUCT_0:aggr.2">ZeroStr</a>(# <font color="Maroon" title="c1">A</font>,<font color="Maroon" title="c2">a</font> #) is  <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a>  )</span><br/>

<span class="kw">thus </span><a NAME="E2:22_1_1"/>
 <a href="struct_0.html#G2" title="STRUCT_0:aggr.2">ZeroStr</a>(# <font color="Maroon" title="c1">A</font>,<font color="Maroon" title="c2">a</font> #) is  <a href="struct_0.html#V3" title="STRUCT_0:attr.3">strict</a> 
 ; <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="Red">::  thesis: </font></span></a><span class="hide"> not  <a href="struct_0.html#G2" title="STRUCT_0:aggr.2">ZeroStr</a>(# <font color="Maroon" title="c1">A</font>,<font color="Maroon" title="c2">a</font> #) is  <a href="struct_0.html#V2" title="STRUCT_0:attr.2">empty</a> </span><br/>

<span class="kw">thus </span><a NAME="E3:22_1_1"/>
not the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <a href="struct_0.html#G2" title="STRUCT_0:aggr.2">ZeroStr</a>(# <font color="Maroon" title="c1">A</font>,<font color="Maroon" title="c2">a</font> #) is  <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a> 
 ; <span class="comment"><font color="Red">:: according to </font></span><a class="ref" href="struct_0.html#D1" target="_self" title="STRUCT_0:def.1">STRUCT_0:def 1</a> <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="Red">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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