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when toggle format what by license comment
May 30, 2014 at 12:47 answer added Mark Wildon timeline score: 3
May 30, 2014 at 12:28 comment added user9072 It might make sense to mention the book where you saw it.
May 30, 2014 at 10:03 history edited Mathematician from Sibiria CC BY-SA 3.0
deleted 1 character in body; edited title
May 30, 2014 at 9:47 review First posts
May 30, 2014 at 10:21
May 30, 2014 at 9:29 history asked Mathematician from Sibiria CC BY-SA 3.0