def execute(self):

        x = self.x
        y = self.y

        self.f_xy = (x-3.0)**2 + x*y + (y+4.0)**2 - 3.0
Convert positive integer to a base62 string.
dataset/ETHPy150Open OpenMDAO/OpenMDAO-Framework/openmdao.main/src/openmdao/main/test/test_derivatives_complex_step.py/Paraboloid_Mixed.execute--crossover with--dataset/ETHPy150Open tamentis/vimpaste/vimpaste/tools.py/b62encode