#lang scribble/manual @(require (for-label racket)) @title{(mul a b)} multiplication, written '*' in sclang. @racketblock[ (audition (out 0 (mul (sin-osc ar 440 0) 0.5))) ] Creates a beating effect (subaudio rate). @racketblock[ (audition (out 0 (mul3 (f-sin-osc kr 10 0) (pink-noise ar) 0.5))) ] Ring modulation. @racketblock[ (audition (out 0 (mul3 (sin-osc ar (x-line kr 100 1001 10 do-nothing) 0) (sync-saw ar 100 200) 0.25))) ]