Function: gradient[1](round(minus(numbers('epe') if sin(numbers('xry')) > numbers('xry') else product(sin(numbers('xry')), numbers('xry')), product(sin(numbers('xry')), numbers('xry'))), product(sin(numbers('xry')), numbers('xry')) if numbers('epe') > numbers('xry') else sin(numbers('xry'))))
