<?xml version="1.0"?>
<div class="add">

<b>let </b><font color="Maroon" title="c3">f</font> be   <a href="relat_1.html#NM1" title="RELAT_1:NM.1">Relation</a>;<br/>

<b>assume </b><a NAME="E1:98_3_1"/><i><font color="Green" title="E36">a0</font></i>: 
<font color="Maroon" title="c3">f</font> is <a href="pcs_0.html#V17" title="PCS_0:attr.17">pcs-yielding</a>
 ;<br/>

<b>thus </b><a NAME="E2:98_3_1"/>
<font color="Maroon" title="c3">f</font> is <a href="waybel_3.html#V5" title="WAYBEL_3:attr.5">reflexive-yielding</a>
 <div><a class="txt" onclick="hs2(this)" href="javascript:()" title="98_3_1_1"><b>proof </b></a><div class="add">

<b>let </b><font color="Maroon" title="c4">y</font> be    <a href="orders_2.html#L1" title="ORDERS_2:struct.1">RelStr</a> ; <i><font color="Red">:: according to </font></i><a class="ref" href="waybel_3.html#D8" title="WAYBEL_3:def.8">WAYBEL_3:def 8</a><br/>

<b>thus </b><a NAME="E1:98_3_1_1"/>
(  not <font color="Maroon" title="c4">y</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="relat_1.html#K2" title="RELAT_1:func.2">rng</a> <font color="Maroon" title="c3">f</font> or <font color="Maroon" title="c4">y</font> is <a href="orders_2.html#V3" title="ORDERS_2:attr.3">reflexive</a> )
 <b>by </b><i><a class="txt" href="pcs_0.html#E1:98_3_1"><i><font color="Green" title="E36">a0</font></i></a>, <a class="ref" href="pcs_0.html#D29" target="_self" title="PCS_0:def.29">Def6</a></i>;<br/>


</div><b>end;</b></div>

<b>thus </b><a NAME="E3:98_3_1"/>
<font color="Maroon" title="c3">f</font> is <a href="pcs_0.html#V1" title="PCS_0:attr.1">transitive-yielding</a>
 <div><a class="txt" onclick="hs2(this)" href="javascript:()" title="98_3_1_2"><b>proof </b></a><div class="add">

<b>let </b><font color="Maroon" title="c4">y</font> be    <a href="orders_2.html#L1" title="ORDERS_2:struct.1">RelStr</a> ; <i><font color="Red">:: according to </font></i><a class="ref" href="pcs_0.html#D4" target="_self" title="PCS_0:def.4">PCS_0:def 4</a><br/>

<b>thus </b><a NAME="E1:98_3_1_2"/>
( <font color="Maroon" title="c4">y</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="relat_1.html#K2" title="RELAT_1:func.2">rng</a> <font color="Maroon" title="c3">f</font> implies <font color="Maroon" title="c4">y</font> is <a href="orders_2.html#V4" title="ORDERS_2:attr.4">transitive</a> )
 <b>by </b><i><a class="txt" href="pcs_0.html#E1:98_3_1"><i><font color="Green" title="E36">a0</font></i></a>, <a class="ref" href="pcs_0.html#D29" target="_self" title="PCS_0:def.29">Def6</a></i>;<br/>


</div><b>end;</b></div>

<b>thus </b><a NAME="E4:98_3_1"/>
<font color="Maroon" title="c3">f</font> is <a href="pcs_0.html#V9" title="PCS_0:attr.9">pcs-tol-reflexive-yielding</a>
 <div><a class="txt" onclick="hs2(this)" href="javascript:()" title="98_3_1_3"><b>proof </b></a><div class="add">

<b>let </b><font color="Maroon" title="c4">y</font> be    <a href="pcs_0.html#L1" title="PCS_0:struct.1">TolStr</a> ; <i><font color="Red">:: according to </font></i><a class="ref" href="pcs_0.html#D16" target="_self" title="PCS_0:def.16">PCS_0:def 16</a><br/>

<b>thus </b><a NAME="E1:98_3_1_3"/>
( <font color="Maroon" title="c4">y</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="relat_1.html#K2" title="RELAT_1:func.2">rng</a> <font color="Maroon" title="c3">f</font> implies <font color="Maroon" title="c4">y</font> is <a href="pcs_0.html#V4" title="PCS_0:attr.4">pcs-tol-reflexive</a> )
 <b>by </b><i><a class="txt" href="pcs_0.html#E1:98_3_1"><i><font color="Green" title="E36">a0</font></i></a>, <a class="ref" href="pcs_0.html#D29" target="_self" title="PCS_0:def.29">Def6</a></i>;<br/>


</div><b>end;</b></div>

<b>let </b><font color="Maroon" title="c4">y</font> be    <a href="pcs_0.html#L1" title="PCS_0:struct.1">TolStr</a> ; <i><font color="Red">:: according to </font></i><a class="ref" href="pcs_0.html#D18" target="_self" title="PCS_0:def.18">PCS_0:def 18</a><br/>

<b>thus </b><a NAME="E5:98_3_1"/>
( <font color="Maroon" title="c4">y</font> <a href="hidden.html#R2" title="HIDDEN:pred.2">in</a>  <a href="relat_1.html#K2" title="RELAT_1:func.2">rng</a> <font color="Maroon" title="c3">f</font> implies <font color="Maroon" title="c4">y</font> is <a href="pcs_0.html#V6" title="PCS_0:attr.6">pcs-tol-symmetric</a> )
 <b>by </b><i><a class="txt" href="pcs_0.html#E1:98_3_1"><i><font color="Green" title="E36">a0</font></i></a>, <a class="ref" href="pcs_0.html#D29" target="_self" title="PCS_0:def.29">Def6</a></i>;<br/>


</div>
