hsc3-0.21: Help/Graph/f0-tw0020.hs
-- http://fredrikolofsson.com/f0blog/?q=node/478 (f0)
let a n = lfPulse ar n 0 0.5
b = mce [1..4]
a1 = (a (b/32) + 1) / 8
a2 = (a a1 + 1) * b
a3 = a (b/64)
a4 = a (a (b/8)) * 2 + b
a5 = a (4/b)
a6 = a a2
a7 = a ((a6 + ((mix a3 + a5) * a4)) * 100)
s = mix a7 / 8
in mce2 s s * 0.1