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A comment on Faster asin() was hiding in plain sight. Parent comment

Re:Faster asin() was hiding in plain sight by def-pri-pub on Wednesday March 11, 2026 @02:26PM (#47339292)
I did see that, but isn't the vast majority of that page talking about acos() instead?
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Re:Faster asin() was hiding in plain sight by seanhunter on Wednesday March 11, 2026 @05:15PM (#47342021)
That’s equivalent right? acos x = pi/2 - asin x

So if you’ve got one that’s fast you have them both.

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