shouldn't that be atan(1/sqrt(x^2+y^2))? In that case, I'd still use atan2 with ...

		enriquto on Dec 3, 2020 \| parent \| context \| favorite \| on: Obsolete trig functions and why we don't use them ... shouldn't that be atan(1/sqrt(x^2+y^2))? In that case, I'd still use atan2 with y=1.