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<div><div><a NAME="S6"><span class="kw">scheme  </span><span class="comment"><font color="firebrick">:: GROUP_23:sch 6</font></span><br/></a><span class="lab"><font color="Green" title="E6">SubFamEx</font></span>{ <font color="Maroon">F<sub>1</sub></font>() <span class="kw">-&gt; </span>  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> , <font color="Maroon">F<sub>2</sub></font>() <span class="kw">-&gt; </span>  <a href="group_19.html#NM1" title="GROUP_19:NM.1">Group-Family</a> of <font color="Maroon">F<sub>1</sub></font>(), <font color="Maroon">P<sub>1</sub></font>[   <a href="hidden.html#M1" title="HIDDEN:mode.1">object</a> ,   <a href="hidden.html#M1" title="HIDDEN:mode.1">object</a> ] } :<br/><div class="add"><a NAME="E2:108"/>
 ex <font color="Olive" title="b1">S</font> being   <a href="group_23.html#NM2" title="GROUP_23:NM.2">Subgroup-Family</a> of <font color="Maroon">F<sub>2</sub></font>() st <br/> for <font color="Olive" title="b2">i</font> being    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of <font color="Maroon">F<sub>1</sub></font>() holds  <font color="Maroon">P<sub>1</sub></font>[<font color="Olive" title="b2">i</font>,<font color="Olive" title="b1">S</font> <a href="group_23.html#K4" title="GROUP_23:func.4">.</a> <font color="Olive" title="b2">i</font>]
 </div><span class="kw">provided</span><div class="add"><a NAME="E1:108"/><span class="lab"><font color="Green" title="E49">A1</font></span>: 
 for <font color="Olive" title="b1">i</font> being    <a href="subset_1.html#M1" title="SUBSET_1:mode.1">Element</a> of <font color="Maroon">F<sub>1</sub></font>()  ex <font color="Olive" title="b2">j</font> being    <a href="group_2.html#M1" title="GROUP_2:mode.1">Subgroup</a> of <font color="Maroon">F<sub>2</sub></font>() <a href="group_7.html#K1" title="GROUP_7:func.1">.</a> <font color="Olive" title="b1">i</font> st <font color="Maroon">P<sub>1</sub></font>[<font color="Olive" title="b1">i</font>,<font color="Olive" title="b2">j</font>]
 </div></div></div>
