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Revision as of 20:08, 28 April 2008
, 20:08, 28 April 2008→Note 1: format epigraph
<p>The most fundamental concept in cybernetics is that of "difference", either that two things are recognisably different or that one thing has changed with time.</p>
<p>The most fundamental concept in cybernetics is that of "difference", either that two things are recognisably different or that one thing has changed with time.</p>
<p>William Ross Ashby, ''An Introduction to Cybernetics'', Chapman and Hall, London, UK, 1956. Reprinted, Methuen and Company, London, UK, 1964.</p>
<p>— William Ross Ashby, ''Cybernetics''</p>
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