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. 2024 Jan 17;46(1):2. doi: 10.1186/s40902-024-00411-2

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© The Author(s) 2024

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Fig. 1 — The golden ratio is a geometrical proportion in which a line AB is divided at a point C in such a way that AB/AC = AC/CB. This gives AC/AB the value 0.618… (the golden number)