Author: Γ.Μαντζώλας

f(x) = sin(x)
a = 2 (slider from -5 to 5, step 0.1)
b = 2 (slider from -5 to 5, step 0.1)
c = 0 (slider from -5 to 5, step 0.1)
d = 3 (slider from -5 to 5, step 0.1)
g(x) = a sin(b x + c) + d