The “Sales Tax” Theorem Solomon W. Golomb (1976) The “Sales Tax” Theorem, Mathematics Magazine, 49:4, 187-189 Link to this article: https://doi.org/10.1080/0025570X.1976.11976573 在数论中,我们有一个神奇的结论: \(\textbf{The 2020-08-06 数学