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<div><span class="kw">hereby </span> <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> ( (  not <font color="Maroon" title="c1">G1</font> <a href="glib_014.html#R1" title="GLIB_014:pred.1">tolerates</a> <font color="Maroon" title="c2">G2</font> or  not  <a href="glib_000.html#K6" title="GLIB_000:func.6">the_Vertices_of</a> <font color="Maroon" title="c1">G1</font> <a href="subset_1.html#R2" title="SUBSET_1:pred.2">meets</a>  <a href="glib_000.html#K6" title="GLIB_000:func.6">the_Vertices_of</a> <font color="Maroon" title="c2">G2</font> ) implies  ex <font color="Olive">b<sub>1</sub></font> being    <a href="glib_000.html#M1" title="GLIB_000:mode.1">Subgraph</a> of <font color="Maroon" title="c1">G1</font> st <font color="Olive">b<sub>1</sub></font> <a href="glib_000.html#R5" title="GLIB_000:pred.5">==</a> <font color="Maroon" title="c1">G1</font> )</span>
<div class="add"><span class="kw">assume </span><a NAME="E1:174_1_1_1"/>
( <font color="Maroon" title="c1">G1</font> <a href="glib_014.html#R1" title="GLIB_014:pred.1">tolerates</a> <font color="Maroon" title="c2">G2</font> &amp;  <a href="glib_000.html#K6" title="GLIB_000:func.6">the_Vertices_of</a> <font color="Maroon" title="c1">G1</font> <a href="subset_1.html#R2" title="SUBSET_1:pred.2">meets</a>  <a href="glib_000.html#K6" title="GLIB_000:func.6">the_Vertices_of</a> <font color="Maroon" title="c2">G2</font> )
 ; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide">  ex <font color="Olive" title="b1">G</font> being    <a href="glib_000.html#M1" title="GLIB_000:mode.1">Subgraph</a> of <font color="Maroon" title="c1">G1</font> ex <font color="Olive" title="b2">S</font> being   <a href="glib_014.html#NM4" title="GLIB_014:NM.4">GraphMeetSet</a> st <br/>( <font color="Olive" title="b2">S</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1"><a href="tarski.html#K2" title="TARSKI:func.2">{</a><span class="default"><font color="Maroon" title="c1">G1</font>,<font color="Maroon" title="c2">G2</font></span><a href="tarski.html#K2" title="TARSKI:func.2">}</a></span> &amp; <font color="Olive" title="b1">G</font> is    <a href="glib_014.html#M3" title="GLIB_014:mode.3">GraphMeet</a> of <font color="Olive" title="b2">S</font> )</span><br/><span class="kw">then </span><span class="kw">reconsider </span><font color="Maroon" title="c3">S</font> = <span class="p1"><a href="tarski.html#K2" title="TARSKI:func.2">{</a><span class="default"><font color="Maroon" title="c1">G1</font>,<font color="Maroon" title="c2">G2</font></span><a href="tarski.html#K2" title="TARSKI:func.2">}</a></span> as   <a href="glib_014.html#NM4" title="GLIB_014:NM.4">GraphMeetSet</a> <span class="kw">by</span> <span class="lab"><a class="ref" href="glib_014.html#T35" target="_self" onmouseover="rs('glib_014/T35')" onmouseout="rh()">Th35</a></span>;<br/><span class="kw">set </span><font color="Maroon" title="c4">G</font> =  the    <a href="glib_014.html#M3" title="GLIB_014:mode.3">GraphMeet</a> of <font color="Maroon" title="c3">S</font>;<br/><a NAME="E3:174_1_1_1"/>
<font color="Maroon" title="c1">G1</font> <a href="tarski.html#R2" title="TARSKI:pred.2">in</a> <font color="Maroon" title="c3">S</font>
 <span class="kw">by</span> <span class="lab"><a class="ref" href="tarski.html#D2" onmouseover="rs('tarski/D2')" onmouseout="rh()">TARSKI:def 2</a></span>;<br/><a NAME="E4:174_1_1_1"/><span class="kw">then </span>
<font color="Maroon" title="c1">G1</font> is    <a href="glib_006.html#M1" title="GLIB_006:mode.1">Supergraph</a> of  the    <a href="glib_014.html#M3" title="GLIB_014:mode.3">GraphMeet</a> of <font color="Maroon" title="c3">S</font>
 <span class="kw">by</span> <span class="lab"><a class="ref" href="glib_014.html#T37" target="_self" onmouseover="rs('glib_014/T37')" onmouseout="rh()">Th37</a></span>;<br/><span class="kw">then </span><span class="kw">reconsider </span><font color="Maroon" title="c5">G</font> =  the    <a href="glib_014.html#M3" title="GLIB_014:mode.3">GraphMeet</a> of <font color="Maroon" title="c3">S</font> as    <a href="glib_000.html#M1" title="GLIB_000:mode.1">Subgraph</a> of <font color="Maroon" title="c1">G1</font> <span class="kw">by</span> <span class="lab"><a class="ref" href="glib_006.html#T57" onmouseover="rs('glib_006/T57')" onmouseout="rh()">GLIB_006:57</a></span>;<br/><span class="kw">take </span><font color="Maroon" title="c6">G</font> = <font color="Maroon" title="c5">G</font>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide">  ex <font color="Olive" title="b1">S</font> being   <a href="glib_014.html#NM4" title="GLIB_014:NM.4">GraphMeetSet</a> st <br/>( <font color="Olive" title="b1">S</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1"><a href="tarski.html#K2" title="TARSKI:func.2">{</a><span class="default"><font color="Maroon" title="c1">G1</font>,<font color="Maroon" title="c2">G2</font></span><a href="tarski.html#K2" title="TARSKI:func.2">}</a></span> &amp; <font color="Maroon" title="c6">G</font> is    <a href="glib_014.html#M3" title="GLIB_014:mode.3">GraphMeet</a> of <font color="Olive" title="b1">S</font> )</span><br/><span class="kw">take </span><font color="Maroon" title="c7">S</font> = <font color="Maroon" title="c3">S</font>; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> ( <font color="Maroon" title="c7">S</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1"><a href="tarski.html#K2" title="TARSKI:func.2">{</a><span class="default"><font color="Maroon" title="c1">G1</font>,<font color="Maroon" title="c2">G2</font></span><a href="tarski.html#K2" title="TARSKI:func.2">}</a></span> &amp; <font color="Maroon" title="c6">G</font> is    <a href="glib_014.html#M3" title="GLIB_014:mode.3">GraphMeet</a> of <font color="Maroon" title="c7">S</font> )</span><br/><span class="kw">thus </span><a NAME="E6:174_1_1_1"/>
( <font color="Maroon" title="c7">S</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a> <span class="p1"><a href="tarski.html#K2" title="TARSKI:func.2">{</a><span class="default"><font color="Maroon" title="c1">G1</font>,<font color="Maroon" title="c2">G2</font></span><a href="tarski.html#K2" title="TARSKI:func.2">}</a></span> &amp; <font color="Maroon" title="c6">G</font> is    <a href="glib_014.html#M3" title="GLIB_014:mode.3">GraphMeet</a> of <font color="Maroon" title="c7">S</font> )
 ; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> verum</span><br/></div>
<span class="kw">end;</span></div>

<span class="kw">assume </span><a NAME="E2:174_1_1"/>
(  not <font color="Maroon" title="c1">G1</font> <a href="glib_014.html#R1" title="GLIB_014:pred.1">tolerates</a> <font color="Maroon" title="c2">G2</font> or  not  <a href="glib_000.html#K6" title="GLIB_000:func.6">the_Vertices_of</a> <font color="Maroon" title="c1">G1</font> <a href="subset_1.html#R2" title="SUBSET_1:pred.2">meets</a>  <a href="glib_000.html#K6" title="GLIB_000:func.6">the_Vertices_of</a> <font color="Maroon" title="c2">G2</font> )
 ; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide">  ex <font color="Olive">b<sub>1</sub></font> being    <a href="glib_000.html#M1" title="GLIB_000:mode.1">Subgraph</a> of <font color="Maroon" title="c1">G1</font> st <font color="Olive">b<sub>1</sub></font> <a href="glib_000.html#R5" title="GLIB_000:pred.5">==</a> <font color="Maroon" title="c1">G1</font></span><br/>

<span class="kw">reconsider </span><font color="Maroon" title="c3">G</font> = <font color="Maroon" title="c1">G1</font> as    <a href="glib_000.html#M1" title="GLIB_000:mode.1">Subgraph</a> of <font color="Maroon" title="c1">G1</font> <span class="kw">by</span> <span class="lab"><a class="ref" href="glib_000.html#T40" onmouseover="rs('glib_000/T40')" onmouseout="rh()">GLIB_000:40</a></span>;<br/>
<span class="kw">take </span>
<font color="Maroon" title="c3">G</font>
; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> <font color="Maroon" title="c3">G</font> <a href="glib_000.html#R5" title="GLIB_000:pred.5">==</a> <font color="Maroon" title="c1">G1</font></span><br/>

<span class="kw">thus </span><a NAME="E4:174_1_1"/>
<font color="Maroon" title="c3">G</font> <a href="glib_000.html#R5" title="GLIB_000:pred.5">==</a> <font color="Maroon" title="c1">G1</font>
 ; <a class="txt" onmouseover="tooltip.show('hs',this)" onmouseout="tooltip.hide()" onclick="hs(this)" href="javascript:()"><span class="comment"><font color="firebrick">::  thesis: </font></span></a><span class="hide"> verum</span><br/>


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