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Privacy and Counterfeit Coins

  • Mathematical Gems and Curiosities
  • Sergei Tabachnikov, Editor
  • Published:
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References

  1. N. Diaco, T. Khovanova, Weighing Coins and Keeping Secrets, arXiv:1508.05052, (2015).

  2. R. K. Guy and R. J. Nowakowski, Coin-weighing problems, Amer. Math. Monthly, 102 (1995), 164–167.

  3. T. Khovanova, Unrevealing Coin Weighings, available at http:// blog.tanyakhovanova.com/2009/08/unrevealing-coin-weighings/.

  4. K. Knop, The mystery of fake coins, Matematika, N8 (2008), 29–31 (in Russian).

  5. Kolmogorov Math Tournaments, http://cdoosh.ru/kolm/kolm.html.

  6. E. V. Newbery, The penny problem, Note 2342, Math. Gaz., 37 (1953) 130.

  7. B. L. Schwartz, Letter: Truth about false coins, Math. Mag., 51 (1978) 254.

  8. Y. Zhang, Coins and Low-Knowledge Proofs, Concrete Nonsense blog, available at https://concretenonsense.wordpress.com/2009/ 12/17/m-3-coins-and-low-knowledge-proofs/.

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Acknowledgments

We are grateful to the MIT-PRIMES program for allowing us to conduct this research.

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Correspondence to Tanya Khovanova.

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This column is a place for those bits of contagious mathematics that travel from person to person in the community, because they are so elegant, surprising, or appealing that one has an urge to pass them on.

Contributions are most welcome.

Submissions should be uploaded to http://tmin.edmgr.com or sent directly to Sergei Tabachnikov, tabachni@math.psu.edu

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Diaco, N., Khovanova, T. Privacy and Counterfeit Coins. Math Intelligencer 38, 6–10 (2016). https://doi.org/10.1007/s00283-016-9652-3

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  • DOI: https://doi.org/10.1007/s00283-016-9652-3

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