References

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Bullynck, M. (2009). Modular arithmetic before C.F. Gauss: Systematizations and discussions on remainder problems in 18th-century Germany. Science Direct. https://www.sciencedirect.com/science/article/pii/S0315086008000670

Check codes. NRICH. (n.d.). https://nrich.maths.org/problems/check-codes

Cheung, M. (2024). Modular numbers and cryptography. Centennial College Libraries. https://libraryguides.centennialcollege.ca/c.php?g=717548&p=5121821

Epp, S. (2010). 8.4 modular arithmetic with applications. https://web.ma.utexas.edu/users/shirley/a325k/Epp_4e_sec-8.4-1.pdf

Kahn Academy. (2018, April 5). Modular inverses. Modular Inverses (article) | Cryptography. https://www.khanacademy.org/computing/computer-science/cryptography/modarithmetic/a/modular-inverses

O’Connor, J., & Robertson, E. (1996). Carl Friedrich Gauss – biography. MacTutor History of Mathematics Archive. https://mathshistory.st-andrews.ac.uk/Biographies/Gauss/

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