Changes

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<math>\ldots</math>

<math>\ldots</math><br>

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==Logical Equivalence Problem==

==Logical Equivalence Problem==

* [http://mathforum.org/kb/message.jspa?messageID=6513648&tstart=0 Problem posted by Mike1234 on the Discrete Math list at the Math Forum].

* [http://mathforum.org/kb/message.jspa?messageID=6513648 Problem posted by Mike1234 on the Discrete Math list at the Math Forum].

* [http://mathforum.org/kb/plaintext.jspa?messageID=6514666 Solution posted by Jon Awbrey, working by way of logical graphs].

* [http://mathforum.org/kb/plaintext.jspa?messageID=6514666 Solution posted by Jon Awbrey, working by way of logical graphs].