public void LogStandardDensityFunctionTest()
{
for (int i = -100; i < 100; i++)
{
double x = i / 100.0;
double expected = Accord.Math.Normal.LogDerivative(x);
double actual = NormalDistribution.Standard.LogProbabilityDensityFunction(x);
Assert.AreEqual(expected, actual);
}
}