Function: mod(noise(numbers("per")), numbers("per")) if band pass(sum(mod(noise(numbers("per")), numbers("per")), noise(numbers("per")))) > log(band pass(sum(mod(noise(numbers("per")), numbers("per")), noise(numbers("per")))), sum(mod(noise(numbers("per")), numbers("per")), noise(numbers("per")))) else sum(mod(noise(numbers("per")), numbers("per")), noise(numbers("per")))