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A comment on 16-bit math look-up tables – the unexpected power of scaled-integer math. Parent comment

Re:16-bit math look-up tables – the unexpected power of scal... by adrianratnapala on Saturday April 01, 2017 @05:44PM (#14014345)
Couldn't you do better by only using the range [0, π/4] and noting that sin(x) = cos(x - π/2)?
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Re:16-bit math look-up tables – the unexpected power of scal... by jacobolus on Saturday April 01, 2017 @06:10PM (#14014457)
Sure, then you can get away with an even smaller degree polynomial.
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