test_clebsch_gordan.py 文件源码

def test_clebsch_gordan_docs():
    assert clebsch_gordan(S(3)/2, S(1)/2, 2, S(3)/2, S(1)/2, 2) == 1
    assert clebsch_gordan(S(3)/2, S(1)/2, 1, S(3)/2, -S(1)/2, 1) == sqrt(3)/2
    assert clebsch_gordan(S(3)/2, S(1)/2, 1, -S(1)/2, S(1)/2, 0) == -sqrt(2)/2