Talk:Lemoine's problem

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I have just modified one external link on Lemoine's problem. Please take a moment to review [https://en.wikipedia.org/w/index.php?diff=prev&oldid=780236949 my edit]. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:

• Added archive https://web.archive.org/web/20140429191842/http://apollonius.math.nthu.edu.tw/d1/disk5/js/geometry/napoleon/9.pdf to http://apollonius.math.nthu.edu.tw/d1/disk5/js/geometry/napoleon/9.pdf

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Cheers.—InternetArchiveBot (Report bug) 19:51, 13 May 2017 (UTC)