If you like visual explanations, you might enjoy this from 3blue1brown: https://...

		phaemon on Dec 3, 2020 \| parent \| context \| favorite \| on: Obsolete trig functions and why we don't use them ... If you like visual explanations, you might enjoy this from 3blue1brown: https://www.youtube.com/watch?v=yBw67Fb31Cs