Function: minus(log(numbers("yxx"), numbers("yyy")) if numbers("xxx") if log(numbers("yxx"), numbers("yyy")) > numbers("yxx") else numbers("yyy") > numbers("yxx") else minus(log(numbers("yxx"), numbers("yyy")) if numbers("xxx") > numbers("yxx") else numbers("yyy"), log(numbers("yxx"), numbers("yyy"))), minus(numbers("yyy") if numbers("yxx") > numbers("xxx") else log(numbers("yxx"), numbers("yyy")), log(numbers("yxx"), numbers("yyy"))))