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September 3, 2019
July 13, 2016
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November 18, 2012
January 15, 2010
October 31, 2009
Reverted edits by DWiggins (Talk) to last version by PatrickD
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Undo revision 715519 by PatrickD (Talk) I'm afraid you are mistaken sir. This is a common misconception and one I shall try to explain...
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Restore removed material. It is NOT an induction; it is a perfectly valid deduction.
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October 30, 2009
May 31, 2008
April 2, 2008
November 2, 2007
Undo revision 326893 by Special:Contributions/Josegosdin (User talk:Josegosdin)
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no edit summary
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