def aerfcc(x):
    z = abs(x)
    t = 1.0 / (1.0+0.5*z)
    ans = t * N.exp(-z*z-1.26551223 + t*(1.00002368+t*(0.37409196+t*(0.09678418+t*(-0.18628806+t*(0.27886807+t*(-1.13520398+t*(1.48851587+t*(-0.82215223+t*0.17087277)))))))))
    return N.where(N.greater_equal(x,0), ans, 2.0-ans)
Test if a permission is in the given set.
dataset/ETHPy150Open radlab/sparrow/src/main/python/third_party/stats.py/aerfcc--crossover with--dataset/ETHPy150Open mikeboers/Flask-ACL/flask_acl/permission.py/is_permission_in_set