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<b>let </b><font color="Maroon">Omega</font> be  non <a href="xboole_0.html#V1">empty</a>  <a href="hidden.html#M1">set</a> ;<br/><b>let </b><font color="Maroon">Sigma</font> be   <a href="prob_1.html#NM3">SigmaField</a> of <font color="Maroon">Omega</font>;<br/><b>let </b><font color="Maroon">P</font> be    <a href="prob_1.html#M3">Probability</a> of <font color="Maroon">Sigma</font>;<br/><b>let </b><font color="Maroon">Y</font> be   <a href="subset_1.html#NM2">Subset</a> of <font color="Maroon">Omega</font>;<br/>







<div><b>hereby </b>
<div class="add"><b>assume </b><a NAME="E1:34_1"/>
<font color="Maroon">Y</font> is    <a href="prob_4.html#M1" target="_self">thin</a> of <font color="Maroon">P</font>
 ;<br/><b>then consider </b><font color="Maroon">A</font> being    <a href="hidden.html#M1">set</a> <b> such that </b><br/><a NAME="E3:34_1"/><i><font color="Green">E24</font></i>: 
( <font color="Maroon">A</font> <a href="hidden.html#R2">in</a> <font color="Maroon">Sigma</font> &amp; <font color="Maroon">Y</font> <a href="tarski.html#R1">c=</a> <font color="Maroon">A</font> &amp; <font color="Maroon">P</font> <a href="funct_1.html#K1">.</a> <font color="Maroon">A</font> <a href="hidden.html#R1">=</a> 0 )
 <b>by </b><i><a class="txt" href="prob_4.html#E3:34_1"><i><font color="Green">E24</font></i></a></i>;<br/><b>thus </b><a NAME="E4:34_1"/>
<font color="Maroon">Y</font> is    <a href="measure3.html#M1">thin</a> of  <a href="prob_4.html#K2" target="_self">P2M</a> <font color="Maroon">P</font>
 <b>by </b><i>, <a class="ref" href="measure3.html#D3">MEASURE3:def 3</a>, <a class="ref" href="supinf_2.html#D1">SUPINF_2:def 1</a></i>;<br/></div>
<b>end;</b></div>

<b>assume </b><a NAME="E2:34"/>
<font color="Maroon">Y</font> is    <a href="measure3.html#M1">thin</a> of  <a href="prob_4.html#K2" target="_self">P2M</a> <font color="Maroon">P</font>
 ;<br/>

<b>then consider </b><font color="Maroon">B</font> being    <a href="hidden.html#M1">set</a> <b> such that </b><br/><a NAME="E4:34"/><i><font color="Green">E36</font></i>: 
( <font color="Maroon">B</font> <a href="hidden.html#R2">in</a> <font color="Maroon">Sigma</font> &amp; <font color="Maroon">Y</font> <a href="tarski.html#R1">c=</a> <font color="Maroon">B</font> &amp; <span class="p1">(<span class="default"><a href="prob_4.html#K2" target="_self">P2M</a> <font color="Maroon">P</font></span>)</span> <a href="funct_1.html#K1">.</a> <font color="Maroon">B</font> <a href="hidden.html#R1">=</a>  <a href="supinf_2.html#K1">0.</a>  )
 <b>by </b><i><a class="ref" href="measure3.html#D3">MEASURE3:def 3</a></i>;<br/>
<b>thus </b><a NAME="E5:34"/>
<font color="Maroon">Y</font> is    <a href="prob_4.html#M1" target="_self">thin</a> of <font color="Maroon">P</font>
 <b>by </b><i>, , <a class="ref" href="supinf_2.html#D1">SUPINF_2:def 1</a></i>;<br/>


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