Function: invert(numbers("xyx") if numbers('xry') > max(numbers("xyx"), numbers('xry')) else max(numbers("xyx"), numbers('xry')) if numbers('xry') > numbers("xyx") else numbers("xxy") if numbers('xry') if numbers("xyx") > max(numbers("xyx"), numbers('xry')) else numbers("xxy") if numbers('xry') > max(numbers("xyx"), numbers('xry')) else numbers("xyx") if max(numbers("xyx"), numbers('xry')) > numbers("xyx") if max(numbers("xyx"), numbers('xry')) > numbers("xxy") else numbers('xry') else numbers("xyx") > max(numbers("xyx"), numbers('xry')) else max(numbers("xyx"), numbers('xry')) if numbers('xry') > numbers("xyx") else numbers("xxy"))