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