stroud_secrest.py 文件源码

def ix():
    eta = sqrt(10)
    xi, nu = [sqrt(15 - p_m * 5 * sqrt(5)) for p_m in [+1, -1]]
    A = fr(3, 5)
    B = fr(1, 50)

    data = [
        (A, numpy.array([[0, 0, 0]])),
        (B, pm(3, eta)),
        (B, pm_roll(3, [xi, nu])),
        ]
    return 5, data