Function: gradient[2](minus(sin(numbers("xxy") if numbers('epe') > numbers('epe') else square(numbers("xxy")) if numbers("xxy") > square(numbers("xxy")) else numbers('epe')), numbers("xxy") if numbers('epe') if square(numbers("xxy")) > numbers("xxy") else numbers('epe') > square(numbers("xxy")) else numbers('epe')))
