Function: gradient[0](sum(numbers('xry') if numbers("xxx") > sum(numbers("xxx"), numbers('xry')) else numbers("xxx") if numbers("yxx") > numbers('xry') else sum(numbers("xxx"), numbers('xry')), numbers('xry') if numbers("xxx") > numbers("yxx") else sum(numbers("xxx"), numbers('xry')))) if sum(numbers('xry') if sum(numbers("xxx"), numbers('xry')) > numbers("yxx") if numbers('xry') > sum(numbers("xxx"), numbers('xry')) else numbers("xxx") else numbers("xxx"), numbers('xry') if numbers("xxx") > sum(numbers("xxx"), numbers('xry')) else numbers("yxx")) > numbers("yxx") if sum(numbers("xxx"), numbers('xry')) > numbers("xxx") else numbers('xry') else sum(numbers("xxx"), numbers('xry')) if numbers('xry') > numbers("yxx") else numbers("xxx") if sum(numbers("xxx"), numbers('xry')) > numbers("xxx") else numbers('xry')