a=1,5

a=5,5

a=2

f(x) = 1.5 / log(1.5) * sin(x)
g = Function(f, 0, 3.141592653589793)
h(x) = 2 / log(2) * sin(x)
p = Function(h, 0, 3.141592653589793)
q(x) = 5.5 / log(5.5) * sin(x)
r = Function(q, 0, 3.141592653589793)
s(x) = ℯ * sin(x)
t = Function(s, 0, 3.141592653589793)