User:Eliora/Concoctic scale: Difference between revisions
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It can be shown as follows: | It can be shown as follows: | ||
Let k = n/ | Let <math>k = \frac{n}{4}</math> and rewrite the expression as <math>[(2k+1)/4k]</math>; | ||
(2k+1)^2 = 4k^2 + 4k + 1; | <math>(2k+1)^2 = 4k^2 + 4k + 1</math>; | ||
4k^2 is divisible by 4 and k and thus by 4k; | <math>4k^2</math> is divisible by 4 and k and thus by 4k; | ||
4k being divisible by 4k is self-explanatory. | 4k being divisible by 4k is self-explanatory. | ||