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Questions - atan

Numerical evaluation of arctangent functions

I am having difficulties to interpret results of arctangent functions. This behaviour is consistent for all implementations I came across, so I will here limit myself to NumPy and MATLAB. The idea is ...
test-img

rad

numpy

matlab

precision

atan2

atan

Votes: 0

Answers: 1

Latest Answer

Notice that you are using integers So for each pair (p,q) you will have floor(sqrt(p**2 + q**2)/gcd(p,q)/r) pairs that give the same angle arctan(p,q). Then for the multiples of (p,q) the gcd(p,q) is ...
test-img

Bob

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