Function: divide(numbers("xxr"), numbers('rrr')) if logn(tan(divide(numbers("xxr"), numbers('rrr')))) > tan(divide(numbers("xxr"), numbers('rrr'))) else numbers("xxr") if logn(tan(divide(numbers("xxr"), numbers('rrr')))) > divide(numbers("xxr"), numbers('rrr')) else tan(divide(numbers("xxr"), numbers('rrr')))