/ / ___\ / ___ \ \
| | 3 \/ 5 | | 3 \/ 5 | |
Or|And(-3 <= x, x < -7/3), And|0 <= x, x < - - -----|, And|x <= 3, - + ----- < x|, And(-7/3 < x, x < -2)|
\ \ 2 2 / \ 2 2 / /
$$\left(-3 \leq x \wedge x < - \frac{7}{3}\right) \vee \left(0 \leq x \wedge x < \frac{3}{2} - \frac{\sqrt{5}}{2}\right) \vee \left(x \leq 3 \wedge \frac{\sqrt{5}}{2} + \frac{3}{2} < x\right) \vee \left(- \frac{7}{3} < x \wedge x < -2\right)$$
((-3 <= x)∧(x < -7/3))∨((-7/3 < x)∧(x < -2))∨((0 <= x)∧(x < 3/2 - sqrt(5)/2))∨((x <= 3)∧(3/2 + sqrt(5)/2 < x))
___ ___
3 \/ 5 3 \/ 5
[-3, -7/3) U (-7/3, -2) U [0, - - -----) U (- + -----, 3]
2 2 2 2
$$x\ in\ \left[-3, - \frac{7}{3}\right) \cup \left(- \frac{7}{3}, -2\right) \cup \left[0, \frac{3}{2} - \frac{\sqrt{5}}{2}\right) \cup \left(\frac{\sqrt{5}}{2} + \frac{3}{2}, 3\right]$$
x in Union(Interval.Ropen(-3, -7/3), Interval.open(-7/3, -2), Interval.Ropen(0, 3/2 - sqrt(5)/2), Interval.Lopen(sqrt(5)/2 + 3/2, 3))