Function: min(gradient[1](product(numbers("per"), numbers("yxx")) if numbers("yxx") > numbers("per") else numbers("yxx") if product(numbers("per"), numbers("yxx")) > numbers("per") else numbers("yxx")), numbers("yxx") if product(numbers("per"), numbers("yxx")) > numbers("yxx") if numbers("per") > numbers("yxx") else product(numbers("per"), numbers("yxx")) else numbers("per"))
