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<span class="kw">consider </span><font color="Maroon" title="c3">X</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> <span class="kw"> such that </span><br/><a NAME="E2:17_1_1"/><span class="lab"><font color="Green" title="E4">A1</font></span>: 
 the <a href="compos_1.html#U1" title="COMPOS_1:sel.1">Instructions</a> of <font color="Maroon" title="c1">S</font> <a href="tarski.html#R1" title="TARSKI:pred.1">c=</a> <span class="p1"><a href="zfmisc_1.html#K3" title="ZFMISC_1:func.3">[:</a><span class="default"><a href="numbers.html#K5" title="NUMBERS:func.5">NAT</a>,<span class="p2">(<span class="default"><a href="numbers.html#K5" title="NUMBERS:func.5">NAT</a> <a href="finseq_1.html#K13" title="FINSEQ_1:func.13">*</a></span>)</span>,<span class="p2">(<span class="default"><font color="Maroon" title="c3">X</font> <a href="finseq_1.html#K13" title="FINSEQ_1:func.13">*</a></span>)</span></span><a href="zfmisc_1.html#K3" title="ZFMISC_1:func.3">:]</a></span>
 <span class="kw">by</span> <span class="lab"><a class="ref" href="compos_1.html#D4" target="_self" title="COMPOS_1:def.4">Def17</a></span>;<br/>
<a NAME="E3:17_1_1"/>
<font color="Maroon" title="c2">I</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  the <a href="compos_1.html#U1" title="COMPOS_1:sel.1">Instructions</a> of <font color="Maroon" title="c1">S</font>
 
;<br/>
<a NAME="E4:17_1_1"/><span class="kw">then </span>
<font color="Maroon" title="c2">I</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1"><a href="mcart_1.html#K3" title="MCART_1:func.3">[</a><span class="default"><span class="p2">(<span class="default"><font color="Maroon" title="c2">I</font> <a href="recdef_2.html#K1" title="RECDEF_2:func.1">`1_3</a></span>)</span>,<span class="p2">(<span class="default"><font color="Maroon" title="c2">I</font> <a href="recdef_2.html#K2" title="RECDEF_2:func.2">`2_3</a></span>)</span>,<span class="p2">(<span class="default"><font color="Maroon" title="c2">I</font> <a href="recdef_2.html#K3" title="RECDEF_2:func.3">`3_3</a></span>)</span></span><a href="mcart_1.html#K3" title="MCART_1:func.3">]</a></span>
 
<span class="kw">by</span> <span class="lab"><a class="txt" href="#E2:17_1_1"><span class="lab"><font color="Green" title="E4">A1</font></span></a>, <a class="ref" href="recdef_2.html#T3" title="RECDEF_2:th.3">RECDEF_2:3</a></span>;<br/>
<a NAME="E5:17_1_1"/><span class="kw">then </span>
<span class="p1"><a href="tarski.html#K4" title="TARSKI:func.4">[</a><span class="default"><span class="p2">(<span class="default"><font color="Maroon" title="c2">I</font> <a href="recdef_2.html#K1" title="RECDEF_2:func.1">`1_3</a></span>)</span>,<span class="p2">(<span class="default"><font color="Maroon" title="c2">I</font> <a href="recdef_2.html#K2" title="RECDEF_2:func.2">`2_3</a></span>)</span></span><a href="tarski.html#K4" title="TARSKI:func.4">]</a></span> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="relat_1.html#K1" title="RELAT_1:func.1">proj1</a>  the <a href="compos_1.html#U1" title="COMPOS_1:sel.1">Instructions</a> of <font color="Maroon" title="c1">S</font>
 
<span class="kw">by</span> <span class="lab"><a class="ref" href="relat_1.html#D4" title="RELAT_1:def.4">RELAT_1:def 4</a></span>;<br/>
<span class="kw">hence </span><a NAME="E6:17_1_1"/>
 <a href="compos_1.html#NK4" title="COMPOS_1:NK.4">InsCode</a> <font color="Maroon" title="c2">I</font> is   <a href="compos_1.html#NM3" title="COMPOS_1:NM.3">InsType</a> of <font color="Maroon" title="c1">S</font>
 <span class="kw">by</span> <span class="lab"><a class="ref" href="relat_1.html#D4" title="RELAT_1:def.4">RELAT_1:def 4</a></span>; <a class="txt" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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