Difference between revisions of "Relationship between cosine, imaginary number, logarithm, and the golden ratio"
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==References== | ==References== | ||
[https://plus.google.com/u/0/+AndrewStacey/posts/Yvki1GcVywF]<br /> | [https://plus.google.com/u/0/+AndrewStacey/posts/Yvki1GcVywF]<br /> | ||
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| + | [[Category:Unproven]] | ||
Latest revision as of 23:31, 27 June 2016
Theorem
The following formula holds: $$2\cos(i \log(1+\varphi))=3,$$ where $\cos$ denotes the cosine function, $i$ denotes the imaginary number, $\log$ denotes the logarithm, and $\varphi$ denotes the golden ratio.
