hsc3-0.7: Help/UGen/Math/scaleNeg.help.lhs
scaleNeg a b
Scale negative part of input wave. a * b when a < 0, otherwise a.
> import Sound.SC3
> let { o = fSinOsc AR 1000 0
> ; l = line AR 1 (-1) 4 RemoveSynth }
> in audition (out 0 (scaleNeg o l))