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<b>deffunc </b><font color="Maroon">H<sub>4</sub></font>(   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">A</font>) <b>-&gt; </b>   <a href="subset_1.html#M1">Element</a> of  <a href="numbers.html#K5">NAT</a>  =  <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><a href="relset_1.html#K4">dom</a> <span class="p2">(<span class="default"><span class="p3"><a href="domain_1.html#K6">{</a><span class="default"><font color="Maroon">a<sub>1</sub></font></span><a href="domain_1.html#K6">}</a></span> <a href="relset_1.html#K9">|</a> <font color="Maroon">p</font></span>)</span></span>)</span>;<br/>
<b>consider </b><font color="Maroon">m</font> being   <a href="funct_2.html#NM1">Function</a> of <font color="Maroon">A</font>, <a href="numbers.html#K5">NAT</a> <b> such that </b><br/><a NAME="E2:63_1_1"/><i><font color="Green">E43</font></i>: 
for <font color="Olive">a</font> being   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">A</font> holds  <font color="Maroon">m</font> <a href="funct_2.html#K3">.</a> <font color="Olive">a</font> <a href="hidden.html#R1">=</a> <font color="Maroon">H<sub>4</sub></font>(<font color="Olive">a</font>)
 <b>from </b><i><a class="ref" href="funct_2.html#S4">FUNCT_2:sch 4</a>();<br/></i>
<a NAME="E3:63_1_1"/>
<font color="Maroon">m</font> is   <a href="monoid_1.html#NM2">Multiset</a> of <font color="Maroon">A</font>
 
<b>by </b><i/>;<br/>
<b>hence </b><a NAME="E4:63_1_1"/>
 ex <font color="Olive">b<sub>1</sub></font> being  <a href="monoid_1.html#NM2">Multiset</a> of <font color="Maroon">A</font> st <br/>for <font color="Olive">a</font> being   <a href="subset_1.html#M1">Element</a> of <font color="Maroon">A</font> holds  <font color="Olive">b<sub>1</sub></font> <a href="monoid_1.html#K15" target="_self">.</a> <font color="Olive">a</font> <a href="hidden.html#R1">=</a>  <a href="card_1.html#K4">card</a> <span class="p1">(<span class="default"><a href="relset_1.html#K4">dom</a> <span class="p2">(<span class="default"><span class="p3"><a href="domain_1.html#K6">{</a><span class="default"><font color="Olive">a</font></span><a href="domain_1.html#K6">}</a></span> <a href="relset_1.html#K9">|</a> <font color="Maroon">p</font></span>)</span></span>)</span>
 <b>by </b><i/>;<br/>


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