Problem 42917. Nth roots of unity

Solution 1497321

Submitted on 19 Apr 2018 by bainhome

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bainhome on 19 Apr 2018

Surely I shouldn't done this ugly string thing, that is bad for everyone. Without any doubt, Tim's solution is the best one

Test	Status	Code Input and Output
1	Pass	n = 5; y_correct = -0.467800202134647; assert( abs(your_fcn_name(n)-y_correct) < .0001)
2	Pass	n = 50; y_correct = -2.151544927902936 - 0.430301217000093i assert( abs(your_fcn_name(n)-y_correct) < .0001) y_correct = -2.1515 - 0.4303i
3	Pass	n = 7; y_correct = -0.435928596902380 assert( abs(your_fcn_name(n)-y_correct) < .0001) y_correct = -0.4359
4	Pass	n = 70; y_correct = -3.031653804728051 - 0.430301217000095i assert( abs(your_fcn_name(n)-y_correct) < .0001) y_correct = -3.0317 - 0.4303i