hsc3-0.21: Help/Graph/nv-tw-2013-12-04.hs
-- https://twitter.com/headcube/status/408145586970324992 (nv)
let mean l = sum l / fromIntegral (length l)
f j =
let i = j + 1
a = saw ar ((1 / i + 1) / 6)
p = pluck a a 1 (1 / i / (3 - lfPulse ar (1 / i) 0 0.5) / 30) 9 (0.9 / i)
x = (0.5 ** i) * p
o = sinOsc ar 2 0 + mce2 4 9
in combC x 1 (o * 0.001) 0 - x
in mean (map f [0 .. 8]) / 9