Function: numbers('ryy') if exp(numbers('ryy'), numbers("xxx")) > logn(exp(numbers('ryy'), numbers("xxx"))) else numbers("xxx") if divide(numbers("xxx") if numbers('ryy') > exp(numbers('ryy'), numbers("xxx")) else logn(exp(numbers('ryy'), numbers("xxx"))), logn(exp(numbers('ryy'), numbers("xxx")))) > logn(exp(numbers('ryy'), numbers("xxx"))) else exp(numbers('ryy'), numbers("xxx"))