Function: log(tan(divide(divide(numbers("xxx"), numbers('yyx')), numbers("xxx"))) if divide(numbers("xxx"), numbers('yyx')) > 2 *(tan(divide(divide(numbers("xxx"), numbers('yyx')), numbers("xxx")))) else divide(divide(numbers("xxx"), numbers('yyx')), numbers("xxx")), 2 *(tan(divide(divide(numbers("xxx"), numbers('yyx')), numbers("xxx")))))