def lorenz(x, y, z, s=10., r=28., b=8. / 3.):
    """The Lorenz system."""
    u = s * (y - x)
    v = r * x - y - x * z
    w = x * y - b * z
    return u, v, w

# Sample the space in an interesting region.
dataset/ETHPy150Open enthought/mayavi/docs/source/mayavi/auto/lorenz.py/lorenz/original