hsc3-0.21: Help/Graph/f0-tw0014.hs
-- http://fredrikolofsson.com/f0blog/?q=node/478 (f0)
let a = sinOscFB ar
k = 1/9
f i = let a0 = a (i+1) k * 999
a1 = a k 1 * k
a2 = a a0 k * a1
a3 = a 0.1 3
a4 = a a2 a3 * ((i+2) * 999)
a5 = a k k
in a a4 a5 * k
s = sum (map f [0..9])
in mce2 s s * 0.1