Function: sum(numbers('yxr'), numbers("xyx")) if sum(numbers('yxr'), numbers("xyx")) if product(sum(numbers('yxr'), numbers("xyx")), numbers('yxr')) > numbers('yxr') else numbers("xyx") > product(sum(numbers('yxr'), numbers("xyx")), numbers('yxr')) else cos(product(sum(numbers('yxr'), numbers("xyx")), numbers('yxr')) if numbers('yxr') > numbers("xyx") else sum(numbers('yxr'), numbers("xyx")))