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A comment on Show HN: Most Wikipedia articles lead to the same loop. Parent comment

Re:Show HN: Most Wikipedia articles lead to the same loop by jlgreco on Friday August 31, 2012 @12:39PM (#4460435)
Trees are connected acyclic graphs, so knowledge could be both. ;)
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Re:Show HN: Most Wikipedia articles lead to the same loop by tsahyt on Saturday September 01, 2012 @05:44AM (#4463248)
Yes but graphs can very well be cyclic, so eventually a path from a node could lead back to the node itself.
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