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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E25">Threcursive01</font></span>: <a NAME="T18"><span class="comment"><font color="firebrick">:: POSET_2:18</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">X</font>, <font color="Olive" title="b2">Y</font> being   non  <a href="xboole_0.html#V1" title="XBOOLE_0:attr.1">empty</a>   <a href="hidden.html#M2" title="HIDDEN:mode.2">set</a> <br/>  for <font color="Olive" title="b3">D</font> being   <a href="subset_1.html#NM2" title="SUBSET_1:NM.2">Subset</a> of <font color="Olive" title="b1">X</font><br/>  for <font color="Olive" title="b4">I</font> being   <a href="funct_2.html#NM1" title="FUNCT_2:NM.1">Function</a> of <font color="Olive" title="b1">X</font>,<font color="Olive" title="b2">Y</font><br/>  for <font color="Olive" title="b5">J</font> being   <a href="funct_2.html#NM1" title="FUNCT_2:NM.1">Function</a> of <span class="p1"><a href="zfmisc_1.html#K2" title="ZFMISC_1:func.2">[:</a><span class="default"><font color="Olive" title="b1">X</font>,<font color="Olive" title="b2">Y</font></span><a href="zfmisc_1.html#K2" title="ZFMISC_1:func.2">:]</a></span>,<font color="Olive" title="b2">Y</font><br/>  for <font color="Olive" title="b6">E</font> being   <a href="funct_2.html#NM1" title="FUNCT_2:NM.1">Function</a> of <font color="Olive" title="b1">X</font>,<font color="Olive" title="b1">X</font>  ex <font color="Olive" title="b7">W</font> being   <a href="poset_1.html#V2" title="POSET_1:attr.2">continuous</a>  <a href="struct_0.html#NM6" title="STRUCT_0:NM.6">Function</a> of <span class="p1">(<span class="default"><a href="poset_2.html#K7" title="POSET_2:func.7">FlatConF</a> (<font color="Olive" title="b1">X</font>,<font color="Olive" title="b2">Y</font>)</span>)</span>,<span class="p1">(<span class="default"><a href="poset_2.html#K7" title="POSET_2:func.7">FlatConF</a> (<font color="Olive" title="b1">X</font>,<font color="Olive" title="b2">Y</font>)</span>)</span> st <br/> for <font color="Olive" title="b8">f</font> being    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of  <a href="poset_1.html#K4" title="POSET_1:func.4">ConFuncs</a> (<span class="p1">(<span class="default"><a href="poset_2.html#K4" title="POSET_2:func.4">FlatPoset</a> <font color="Olive" title="b1">X</font></span>)</span>,<span class="p1">(<span class="default"><a href="poset_2.html#K4" title="POSET_2:func.4">FlatPoset</a> <font color="Olive" title="b2">Y</font></span>)</span>) holds  <font color="Olive" title="b7">W</font> <a href="funct_1.html#K1" title="FUNCT_1:func.1">.</a> <font color="Olive" title="b8">f</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="poset_2.html#K9" title="POSET_2:func.9">RecFunc01</a> (<font color="Olive" title="b8">f</font>,<font color="Olive" title="b6">E</font>,<font color="Olive" title="b4">I</font>,<font color="Olive" title="b5">J</font>,<font color="Olive" title="b3">D</font>)</div></div>
