Function: sum(round(cos(numbers('rrr') if numbers('yyx') > log(numbers('yyx'), numbers('rrr')) else numbers("xxx")), numbers('rrr') if log(numbers('yyx'), numbers('rrr')) > numbers("xxx") else numbers('yyx')), cos(log(numbers('yyx'), numbers('rrr')) if numbers('rrr') > numbers('yyx') else numbers("xxx")))