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<b>let </b><font color="Maroon" title="c2">L</font> be   <a href="pencil_1.html#NM1" title="PENCIL_1:NM.1">Block</a> of <span class="p1">(<span class="default"><a href="pencil_4.html#K11" title="PENCIL_4:func.11">VeroneseSpace</a> <font color="Maroon" title="c1">S</font></span>)</span>; <i><font color="Red">:: according to </font></i><a class="ref" href="pencil_1.html#D6" title="PENCIL_1:def.6">PENCIL_1:def 6</a><br/>

<b>consider </b><font color="Maroon" title="c3">t</font> being    <a href="hidden.html#M1" title="HIDDEN:mode.1">set</a> , <font color="Maroon" title="c4">l</font> being   <a href="struct_0.html#NM2" title="STRUCT_0:NM.2">Subset</a> of <font color="Maroon" title="c1">S</font><b> such that </b><br/><a NAME="E2:48_1_1"/><i><font color="Green" title="E35">A1</font></i>: 
( <font color="Maroon" title="c3">t</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a> the <a href="struct_0.html#U1" title="STRUCT_0:sel.1">carrier</a> of <font color="Maroon" title="c1">S</font> &amp; <font color="Maroon" title="c4">l</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a> the <a href="pre_topc.html#U1" title="PRE_TOPC:sel.1">topology</a> of <font color="Maroon" title="c1">S</font> &amp; <font color="Maroon" title="c2">L</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="pencil_4.html#K9" title="PENCIL_4:func.9">PairSet</a> <font color="Maroon" title="c3">t</font>,<font color="Maroon" title="c4">l</font> )
 <b>by </b><i><a class="ref" href="pencil_4.html#D10" target="_self" title="PENCIL_4:def.10">Def10</a></i>;<br/>
<a NAME="E3:48_1_1"/>
2 <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a>  <a href="card_1.html#K1" title="CARD_1:func.1">Card</a> <font color="Maroon" title="c4">l</font>
 
<b>by </b><i><a class="txt" href="pencil_4.html#E2:48_1_1"><i><font color="Green" title="E35">A1</font></i></a>, <a class="ref" href="pencil_1.html#D6" title="PENCIL_1:def.6">PENCIL_1:def 6</a></i>;<br/>
<b>then reconsider </b><font color="Maroon" title="c5">l</font> = <font color="Maroon" title="c4">l</font> as  non <a href="realset1.html#V1" title="REALSET1:attr.1">trivial</a>  <a href="hidden.html#M1" title="HIDDEN:mode.1">set</a>  <b>by </b><i><a class="ref" href="pencil_1.html#T4" title="PENCIL_1:th.4">PENCIL_1:4</a></i>;<br/>
<a NAME="E5:48_1_1"/>
not  <a href="pencil_4.html#K9" title="PENCIL_4:func.9">PairSet</a> <font color="Maroon" title="c3">t</font>,<font color="Maroon" title="c5">l</font> is <a href="realset1.html#V1" title="REALSET1:attr.1">trivial</a>
 
;<br/>
<b>hence </b><a NAME="E6:48_1_1"/>
2 <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a>  <a href="card_1.html#K1" title="CARD_1:func.1">Card</a> <font color="Maroon" title="c2">L</font>
 <b>by </b><i><a class="txt" href="pencil_4.html#E2:48_1_1"><i><font color="Green" title="E35">A1</font></i></a>, <a class="ref" href="pencil_1.html#T4" title="PENCIL_1:th.4">PENCIL_1:4</a></i>;<br/>


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