def execute(self):
        x = self.x
        self.f_x = 0.5*((6*x-2)**2)*np.sin((6*x-2)*2)+(x-0.5)*10. - 5
dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/examples/openmdao.examples.metamodel_tutorial/openmdao/examples/metamodel_tutorial/cokriging_forrester_example.py/LowFidelityModel.execute/original