Function: mean(numbers('yxr') if numbers("yxx") > numbers('rep') if numbers("xyx") > numbers('yxr') else numbers("yxx") else logn(numbers('yxr') if numbers("yxx") > numbers("xyx") else numbers('rep')) if logn(numbers("xyx") if numbers("yxx") > numbers('rep') else numbers('yxr')) > numbers("xyx") if numbers('rep') > numbers("yxx") else numbers('yxr') else numbers("yxx"), numbers('yxr') if logn(numbers('rep') if numbers('yxr') > numbers("yxx") else numbers("xyx")) > numbers("yxx") else numbers('yxr') if numbers("xyx") > numbers("yxx") else numbers('rep'))