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598 bytes removed ,  18:12, 10 August 2008
→‎Duality, logical and topological: SVG didn't work -- try JPEG
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A blank sheet of paper can be represented in linear text as a blank space, but that way of doing it tends to be confusing unless the logical expression under consideration is set off in a separate display.
 
A blank sheet of paper can be represented in linear text as a blank space, but that way of doing it tends to be confusing unless the logical expression under consideration is set off in a separate display.
   −
For example, consider the axiom drawn in box form below:
+
For example, consider the axiom drawn below:
   −
<p>[[Image:LogicalGraphTest.svg|center]]</p><br>
+
<p>[[Image:LogicalGraphTest.jpg|center]]</p><br>
 
  −
<pre>
  −
                                                 
  −
          o-----------o                           
  −
          |          |                           
  −
          | o-------o |                           
  −
          | |      | |                           
  −
          | |      | |      =                   
  −
          | |      | |                           
  −
          | o-------o |                           
  −
          |          |                           
  −
          o-----------o                           
  −
                                                 
  −
</pre>
      
This can be written in linear text as "(( )) = ", or set off in the following way:
 
This can be written in linear text as "(( )) = ", or set off in the following way:
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