Revision as of 03:49, 22 November 2008 edit 132.181.160.42 (talk) Category: Mathematical logic ← Previous edit		Revision as of 03:42, 4 July 2009 edit undo Erik9bot (talk \| contribs) 439,480 edits add Category:Articles lacking sources (Erik9bot) Next edit →
Line 13: [[Category:Mathematical logic]] [[Category:Set theory]] [[Category:Articles lacking sources (Erik9bot)]] [[de:Grundbegriff]]

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