Standard Normal Distribution z-value function in C#

Question

I been looking at the recent blog post by Jeff Atwood on Alternate Sorting Orders. I tried to convert the code in the post to C# but I ran into an issue. There is no function in

Answer 1

For a newer version of MathNet

    //standard normal cumulative distribution function
    static double F(double x)
    {
        MathNet.Numerics.Distributions.Normal result = new MathNet.Numerics.Distributions.Normal();
        return result.CumulativeDistribution(x);
    }