Function: tan(numbers("yxx") if max(numbers("yxx"), numbers('yyx')) > numbers("yxx") if numbers('yyx') > numbers("per") else max(numbers("yxx"), numbers('yyx')) else numbers('yyx') if max(numbers("yxx"), numbers('yyx')) > numbers("per") else numbers("yxx") if numbers('yyx') > numbers("yxx") else max(numbers("yxx"), numbers('yyx')))
