Function: exp(mod(numbers("per"), numbers("xxx")), numbers("per")) if band pass(sin(exp(mod(numbers("per"), numbers("xxx")), numbers("per")))) > mod(numbers("per"), numbers("xxx")) if sin(exp(mod(numbers("per"), numbers("xxx")), numbers("per"))) > exp(mod(numbers("per"), numbers("xxx")), numbers("per")) else band pass(sin(exp(mod(numbers("per"), numbers("xxx")), numbers("per")))) else sin(exp(mod(numbers("per"), numbers("xxx")), numbers("per")))