Function: invert(divide(numbers('ryy'), numbers("xyx"))) if noise(invert(divide(numbers('ryy'), numbers("xyx")))) > numbers('ryy') else divide(numbers('ryy'), numbers("xyx")) if invert(divide(numbers('ryy'), numbers("xyx"))) > divide(numbers('ryy'), numbers("xyx")) else noise(invert(divide(numbers('ryy'), numbers("xyx"))))