Function: product(gradient[1](numbers('ryy') if numbers('xry') > numbers('ryy') if numbers('xry') > product(numbers('xry'), numbers('ryy')) else numbers('ryy') else product(numbers('xry'), numbers('ryy'))), product(numbers('xry'), numbers('ryy')) if product(numbers('xry'), numbers('ryy')) if numbers('ryy') > numbers('xry') else numbers('ryy') > numbers('ryy') else numbers('xry'))