/ _____________________\ | / _______ | | / 12394 6*\/ 35319 | | 3 / ----- + ----------- | pi |13 62 \/ 1331 121 | [0, --) U (- 2*atan|-- - ------------------------------ + --------------------------| + 2*pi, 2*pi] 2 |33 _____________________ 3 | | / _______ | | / 12394 6*\/ 35319 | | 363*3 / ----- + ----------- | \ \/ 1331 121 /
x in Union(Interval.Ropen(0, pi/2), Interval.Lopen(-2*atan(-62/(363*(12394/1331 + 6*sqrt(35319)/121)^(1/3)) + 13/33 + (12394/1331 + 6*sqrt(35319)/121)^(1/3)/3) + 2*pi, 2*pi))