Function: tan(numbers("yxx")) if tan(numbers("yxx")) if numbers('epe') > numbers("yxx") else product(tan(numbers("yxx")), numbers("yxx")) > product(tan(numbers("yxx")), numbers("yxx")) else product(numbers('epe') if product(tan(numbers("yxx")), numbers("yxx")) > tan(numbers("yxx")) else numbers("yxx"), product(tan(numbers("yxx")), numbers("yxx")))