Talk:Zero-sum problem

prove (m+n=0)then (m=0 ^ n=0) —Preceding unsigned comment added by 203.177.74.138 (talk • contribs)

External links modified
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I have just modified 1 one external link on Zero-sum problem. Please take a moment to review 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 http://web.archive.org/web/20120805174718/http://planetmath.org/encyclopedia/ErdHosGinzburgZivTheorem.html to http://planetmath.org/encyclopedia/ErdHosGinzburgZivTheorem.html

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Cheers.— InternetArchiveBot  (Report bug) 11:21, 21 July 2016 (UTC)