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Date: 3-10-2020
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Date: 20-9-2020
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Date: 1-12-2020
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The silver ratio is the quantity defined by the continued fraction
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(1) |
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(2) |
(Wall 1948, p. 24). It follows that
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(3) |
so
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(4) |
(OEIS A014176).
The sequence , of power fractional parts, where
is the fractional part, is equidistributed for almost all real numbers
, with the silver ratio being one exception.
The more general expressions
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(5) |
are sometimes known in general as silver means (Knott). The first few values are summarized in the table below.
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OEIS | ![]() |
value |
1 | A001622 | ![]() |
1.618033988... |
2 | A014176 | ![]() |
2.414213562... |
3 | A098316 | ![]() |
3.302775637... |
4 | A098317 | ![]() |
4.236067977... |
5 | A098318 | ![]() |
5.192582403... |
REFERENCES:
Knott, R. "The Silver Means." http://www.mcs.surrey.ac.uk/Personal/R.Knott/Fibonacci/cfINTRO.html#silver.
Sloane, N. J. A. Sequences A001622/M4046, A014176, A098316, A098317, and A098318 in "The On-Line Encyclopedia of Integer Sequences."
Wall, H. S. Analytic Theory of Continued Fractions. New York: Chelsea, 1948.
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