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<b>let </b><font color="Maroon" title="c4">F</font> be   <a href="ami_1.html#NM5" title="AMI_1:NM.5">FinPartState</a> of <font color="Maroon" title="c3">S</font>;<br/>

<b>assume </b><a NAME="E1:85_1_1"/><i><font color="Green" title="E45">A1</font></i>: 
<font color="Maroon" title="c4">F</font> is <a href="amistd_1.html#V7" title="AMISTD_1:attr.7">really-closed</a>
 ;<br/>

<b>assume </b><a NAME="E2:85_1_1"/>
( <font color="Maroon" title="c4">F</font> is <a href="amistd_1.html#V9" title="AMISTD_1:attr.9">lower</a> &amp; not <font color="Maroon" title="c4">F</font> is <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a> &amp; <font color="Maroon" title="c4">F</font> is <a href="ami_1.html#V15" title="AMI_1:attr.15">programmed</a> )
 ;<br/>

<a NAME="E3:85_1_1"/><b>then </b>
 <a href="amistd_1.html#K5" title="AMISTD_1:func.5">il.</a> <font color="Maroon" title="c3">S</font>,0 <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="relat_1.html#K1" title="RELAT_1:func.1">dom</a> <font color="Maroon" title="c4">F</font>
 
<b>by </b><i><a class="ref" href="amistd_1.html#T49" target="_self" title="AMISTD_1:th.49">Th49</a></i>;<br/>
<b>hence </b><a NAME="E4:85_1_1"/>
<font color="Maroon" title="c4">F</font> is <a href="amistd_1.html#V8" title="AMISTD_1:attr.8">para-closed</a>
 <b>by </b><i><a class="txt" href="amistd_1.html#E1:85_1_1"><i><font color="Green" title="E45">A1</font></i></a>, <a class="ref" href="amistd_1.html#T44" target="_self" title="AMISTD_1:th.44">Th44</a></i>;<br/>


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