Function: product(logn(tan(sum(divide(numbers("xxx") if numbers("yxx") > numbers("yyy") else numbers('rrr'), numbers("yyy")), numbers("yyy") if numbers("xxx") > numbers('rrr') else numbers("yxx")))), tan(sum(divide(numbers("xxx") if numbers("yyy") > numbers('rrr') else numbers("yxx"), numbers("yyy")), numbers("xxx") if numbers('rrr') > numbers("yyy") else numbers("yxx"))))