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Silver ratio

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The silver ratio is a number one greater than the square root of two; that is,

The silver ratio is also defined by the continued fraction [2; 2, 2, 2, ...]:

Its name is an allusion to the more well-known golden ratio, by analogy with the noble metals -- copper, silver, and gold.


It follows that :

The sequence , of power fractional parts, where is the fractional part, is equidistributed for almost all real numbers x > 1, with the silver ratio being one exception.


The golden ratio conjugate is also sometimes erroneously termed the silver ratio.