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<span class="kw">let </span><font color="Maroon" title="c1">G1</font>, <font color="Maroon" title="c2">G2</font> be   <a href="glib_000.html#NM2" title="GLIB_000:NM.2">_Graph</a>; <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="c1">G1</font> <a href="glib_000.html#R5" title="GLIB_000:pred.5">==</a> <font color="Maroon" title="c2">G2</font> implies <font color="Maroon" title="c2">G2</font> is <font color="Maroon" title="c1">G1</font> <a href="glib_010.html#V20" title="GLIB_010:attr.20">-Disomorphic</a>  )</span><br/>

<span class="kw">assume </span><a NAME="E1:99"/>
<font color="Maroon" title="c1">G1</font> <a href="glib_000.html#R5" title="GLIB_000:pred.5">==</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"> <font color="Maroon" title="c2">G2</font> is <font color="Maroon" title="c1">G1</font> <a href="glib_010.html#V20" title="GLIB_010:attr.20">-Disomorphic</a> </span><br/>

<span class="kw">then </span><span class="kw">consider </span><font color="Maroon" title="c3">F</font> being    <a href="glib_010.html#M1" title="GLIB_010:mode.1">PGraphMapping</a> of <font color="Maroon" title="c1">G1</font>,<font color="Maroon" title="c2">G2</font><span class="kw"> such that </span><br/><a NAME="E3:99"/><span class="lab"><font color="Green" title="E23">A1</font></span>: 
( <font color="Maroon" title="c3">F</font> <a href="hidden.html#R1" title="HIDDEN:pred.1">=</a>  <a href="glib_010.html#K7" title="GLIB_010:func.7">id</a> <font color="Maroon" title="c1">G1</font> &amp; <font color="Maroon" title="c3">F</font> is  <a href="glib_010.html#V18" title="GLIB_010:attr.18">Disomorphism</a>  )
 <span class="kw">by</span> <span class="lab"><a class="ref" href="glibpre0.html#T75" target="_self" onmouseover="rs('glibpre0/T75')" onmouseout="rh()">Th81</a></span>;<br/>
<span class="kw">thus </span><a NAME="E4:99"/>
<font color="Maroon" title="c2">G2</font> is <font color="Maroon" title="c1">G1</font> <a href="glib_010.html#V20" title="GLIB_010:attr.20">-Disomorphic</a> 
 <span class="kw">by</span> <span class="lab"><a class="txt" href="#E3:99"><span class="lab"><font color="Green" title="E23">A1</font></span></a>, <a class="ref" href="glib_010.html#D24" onmouseover="rs('glib_010/D24')" onmouseout="rh()">GLIB_010:def 24</a></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"> verum</span><br/>


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