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<div><b>hereby </b> <i><font color="Red">:: according to </font></i><a class="ref" href="waybel_0.html#D20" title="WAYBEL_0:def.20">WAYBEL_0:def 20</a>
<div class="add"><b>let </b><font color="Maroon" title="c3">z</font>, <font color="Maroon" title="c4">y</font> be   <a href="struct_0.html#NM1" title="STRUCT_0:NM.1">Element</a> of <font color="Maroon" title="c1">L</font>;<br/><b>assume </b><a NAME="E1:19_2_1_1"/>
<font color="Maroon" title="c3">z</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="waybel_3.html#K2" title="WAYBEL_3:func.2">wayabove</a> <font color="Maroon" title="c2">x</font>
 ;<br/><a NAME="E2:19_2_1_1"/><b>then </b>
<font color="Maroon" title="c3">z</font> <a href="waybel_3.html#NR3" title="WAYBEL_3:NR.3">&gt;&gt;</a> <font color="Maroon" title="c2">x</font>
 <b>by </b><i><a class="ref" href="waybel_3.html#T8" target="_self" title="WAYBEL_3:th.8">Th8</a></i>;<br/><a NAME="E3:19_2_1_1"/><b>then </b>
( <font color="Maroon" title="c4">y</font> <a href="orders_2.html#NR2" title="ORDERS_2:NR.2">&gt;=</a> <font color="Maroon" title="c3">z</font> implies <font color="Maroon" title="c4">y</font> <a href="waybel_3.html#NR3" title="WAYBEL_3:NR.3">&gt;&gt;</a> <font color="Maroon" title="c2">x</font> )
 <b>by </b><i><a class="ref" href="waybel_3.html#T2" target="_self" title="WAYBEL_3:th.2">Th2</a></i>;<br/><b>hence </b><a NAME="E4:19_2_1_1"/>
( <font color="Maroon" title="c4">y</font> <a href="orders_2.html#NR2" title="ORDERS_2:NR.2">&gt;=</a> <font color="Maroon" title="c3">z</font> implies <font color="Maroon" title="c4">y</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="waybel_3.html#K2" title="WAYBEL_3:func.2">wayabove</a> <font color="Maroon" title="c2">x</font> )
 ;<br/></div>
<b>end;</b></div>


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