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The American Mathematical Monthly Volume 129, 2022 - Issue 8
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MathBit

You Probably Won’t Believe It, But 3(1+φ − φ−1) = 3!

Simon DemersVancouver, British Columbia, Canada
Page 762 | Received 28 May 2021, Accepted 30 Dec 2021, Published online: 14 Jul 2022

References

  • Southall, E. (2015). Fun with factorials. Solve My Maths [Archived on Internet Archive]. Available at: web.archive.org/web/20151010095218/solvemymaths.com/2015/10/09/fun-with-factorials/
  • May, J. (2017). Available at: twitter.com/3j0hn/status/913447235534315520
  • TrashSenpai (2017). Available at: reddit.com/r/MathJokes/comments/6z5nyb/

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