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<b>let </b><font color="Maroon">c<sub>1</sub></font> be   <a href="scmfsa_1.html#NM1">SCM+FSA-State</a>;<br/><b>let </b><font color="Maroon">c<sub>2</sub></font> be    <a href="subset_1.html#M2">Element</a> of  <a href="scmfsa_1.html#K1" target="_self">SCM+FSA-Data-Loc</a> ;<br/><b>let </b><font color="Maroon">c<sub>3</sub></font> be   <a href="int_1.html#NM1">Integer</a>;<br/>





<a NAME="E1:42"/><i><font color="Green">E14</font></i>: 
( <a href="scmfsa_1.html#K6" target="_self">SCM+FSA-OK</a>  <a href="funct_1.html#K1">.</a> 0 <a href="hidden.html#R1">=</a>  <a href="scmfsa_1.html#K3" target="_self">SCM+FSA-Instr-Loc</a>  &amp; <a href="scmfsa_1.html#K6" target="_self">SCM+FSA-OK</a>  <a href="funct_2.html#K3">.</a> <font color="Maroon">c<sub>2</sub></font> <a href="hidden.html#R1">=</a>  <a href="numbers.html#K4">INT</a>  )
 
<b>by </b><i><a class="ref" href="scmfsa_1.html#T9" target="_self">Th9</a>, <a class="ref" href="scmfsa_1.html#T10" target="_self">Th10</a></i>;<br/>
<a NAME="E2:42"/>
<span class="p1"><a href="tarski.html#K1">{</a><span class="default"><font color="Maroon">c<sub>2</sub></font></span><a href="tarski.html#K1">}</a></span> <a href="hidden.html#R1">=</a>  <a href="relat_1.html#K1">dom</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="cqc_lang.html#K3">.--&gt;</a> <font color="Maroon">c<sub>3</sub></font></span>)</span>
 
<b>by </b><i><a class="ref" href="cqc_lang.html#T5">CQC_LANG:5</a></i>;<br/>
<a NAME="E3:42"/><b>then </b><i><font color="Green">E15</font></i>: 
not 0 <a href="hidden.html#R2">in</a>  <a href="relat_1.html#K1">dom</a> <span class="p1">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="cqc_lang.html#K3">.--&gt;</a> <font color="Maroon">c<sub>3</sub></font></span>)</span>
 
<b>by </b><i><a class="txt" href="scmfsa_1.html#E1:42"><i><font color="Green">E14</font></i></a>, <a class="ref" href="scmfsa_1.html#T13" target="_self">Th13</a>, <a class="ref" href="tarski.html#D1">TARSKI:def 1</a></i>;<br/>
<b>thus </b><span class="p1">(<span class="default"><a href="scmfsa_1.html#K8" target="_self">SCM+FSA-Chg</a> <font color="Maroon">c<sub>1</sub></font>,<font color="Maroon">c<sub>2</sub></font>,<font color="Maroon">c<sub>3</sub></font></span>)</span> <a href="funct_1.html#K1">.</a> 0 = 
<span class="p1">(<span class="default"><font color="Maroon">c<sub>1</sub></font> <a href="funct_4.html#K1">+*</a> <span class="p2">(<span class="default"><font color="Maroon">c<sub>2</sub></font> <a href="cqc_lang.html#K3">.--&gt;</a> <font color="Maroon">c<sub>3</sub></font></span>)</span></span>)</span> <a href="funct_1.html#K1">.</a> 0

<br/>.= 
<font color="Maroon">c<sub>1</sub></font> <a href="funct_1.html#K1">.</a> 0
<b>by </b><i><a class="txt" href="scmfsa_1.html#E3:42"><i><font color="Green">E15</font></i></a>, <a class="ref" href="funct_4.html#T12">FUNCT_4:12</a></i>
;<br/>


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