public void CreateNormalFromMeanAndVariance([Values(0.0, 10.0, -5.0)] double mean,
[Values(0.0, 0.1, 1.0, 10.0, 100.0, Double.PositiveInfinity)] double var)
{
var normal = Normal.WithMeanVariance(mean, var);
normal.Mean.Clamp(mean).Should().Be(mean);
normal.Variance.Clamp(var).Should().Be(var);
}