A rich problem on digital roots

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Type: Teaching Notes
Information: The Mathematical Gazette , Volume 99 , Issue 546 , November 2015, pp. 543 - 545
DOI: https://doi.org/10.1017/mag.2015.105 [Opens in a new window]

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A rich problem on digital roots

Volume 99, Issue 546
Nick Lord ^(a1)
DOI: https://doi.org/10.1017/mag.2015.105

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A rich problem on digital roots

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