Function: round(minus(numbers('rrr'), numbers('rrr')) if invert(numbers('ryy') if minus(numbers('rrr'), numbers('rrr')) > numbers('rrr') else numbers('rrr')) > numbers('ryy') if numbers('rrr') > numbers('rrr') else minus(numbers('rrr'), numbers('rrr')) else numbers('rrr'), invert(numbers('rrr') if minus(numbers('rrr'), numbers('rrr')) > numbers('rrr') else numbers('ryy')))