Function: mean(numbers('xry'), numbers("xxr")) if numbers('xry') if numbers("yxx") > mean(numbers('xry'), numbers("xxr")) else numbers("xxr") > numbers("xxr") else numbers('xry') if mean(numbers('xry'), numbers("xxr")) if numbers("xxr") > numbers('xry') else mean(numbers('xry'), numbers("xxr")) if numbers('xry') > numbers("xxr") else numbers("yxx") if mean(numbers('xry'), numbers("xxr")) > numbers("yxx") if mean(numbers('xry'), numbers("xxr")) > numbers("xxr") else numbers('xry') else numbers('xry') > mean(numbers('xry'), numbers("xxr")) else numbers("yxx") if numbers('xry') > numbers("xxr") else mean(numbers('xry'), numbers("xxr"))