Function: 2 *(divide(numbers('ryy'), numbers('yxr'))) if logn(2 *(divide(numbers('ryy'), numbers('yxr')))) > product(logn(2 *(divide(numbers('ryy'), numbers('yxr')))), 2 *(divide(numbers('ryy'), numbers('yxr')))) if 2 *(divide(numbers('ryy'), numbers('yxr'))) > divide(numbers('ryy'), numbers('yxr')) else logn(2 *(divide(numbers('ryy'), numbers('yxr')))) else product(logn(2 *(divide(numbers('ryy'), numbers('yxr')))), 2 *(divide(numbers('ryy'), numbers('yxr'))))