Comment Comment by 0-_-0 The Wolfram language successfully resolves it:https://www.wolframalpha.com/input/?i=sin%28pi+%2F+6%29+%3D%... parent 0-_-0 5 years ago
https://www.wolframalpha.com/input/?i=sin%28pi+%2F+6%29+%3D%...