{SinOscFB.ar(freq:142, feedback:Saw.ar(20) + SinOsc.ar(0.1)).dup}.play;
{SinOscFB.ar(freq:142, feedback:Saw.ar(20 * SinOsc.ar(20)) + SinOsc.ar(0.1)).dup}.play;

{Out.ar(0,Pan2.ar(0.1*WeaklyNonlinear.ar(SinOsc.ar(MouseX.kr(100,400),0,0.1)),0.0))}.play;
{SinOsc.ar(MouseX.kr(100,400),0,0.1)}.play

(
{
    var freq = MouseX.kr(100, 400);
	var input = SinOsc.ar(freq, 0, 0.1);
    var response = WeaklyNonlinear.ar(input);
    var filt = RLPF.ar(response, XLine.kr(500, 5000, 10), 0.3);
    Out.ar(0, Pan2.ar(0.1 * filt, 0));
}.play;
)

(
{
    var freq = MouseX.kr(100, 400);
	var input = SinOscFB.ar(freq:142, feedback:Saw.ar(20) + SinOsc.ar(0.1));
    var response = WeaklyNonlinear.ar(input);
    var filt = RLPF.ar(response, XLine.kr(500, 5000, 10), 0.3);
    Out.ar(0, Pan2.ar(0.1 * filt, 0));
}.play;
)

{WeaklyNonlinear.ar(SinOsc.ar(70), Impulse.kr(1), ratex:0.1, ratey:20, freq:440, initx:10 + SinOsc.kr(40), inity:20 + SinOsc.kr(20), alpha:SinOsc.kr(1), xexponent:0, beta:0, yexponent:0).dup}.play;