Function: divide(mean(minus(numbers("xxr"), numbers("yxx")) if numbers('yxr') > numbers("xxr") else numbers("yxx"), minus(numbers("xxr"), numbers("yxx"))) if minus(numbers("xxr"), numbers("yxx")) > minus(numbers("xxr"), numbers("yxx")) if numbers('yxr') > numbers("yxx") else numbers("xxr") else minus(numbers("xxr"), numbers("yxx")) if mean(numbers('yxr') if minus(numbers("xxr"), numbers("yxx")) > numbers("yxx") else numbers("xxr"), minus(numbers("xxr"), numbers("yxx"))) > minus(numbers("xxr"), numbers("yxx")) if numbers("xxr") > numbers("yxx") else numbers('yxr') else numbers("xxr"), minus(numbers("xxr"), numbers("yxx")) if mean(numbers('yxr') if numbers("yxx") > numbers("xxr") else minus(numbers("xxr"), numbers("yxx")), minus(numbers("xxr"), numbers("yxx"))) > numbers("xxr") else numbers('yxr') if numbers("xxr") > numbers("yxx") else minus(numbers("xxr"), numbers("yxx")))