f(x) = 0.13 * sin(5.8 * (x - 0.2)) + 0.46
g(x) = 0.09 * sin(5.8 * (x - 0.55)) + 0.46
h(x) = 0.09 * sin(5.8 * (x - 0.15)) + 0.46
p(x) = 0.09 * sin(5.8 * (x - 0.55)) + 0.32
q(x) = 0.01 * sin(21.0 * x) + 0.46