public void LogProbabilityDensityFunctionTest()
{
UnivariateContinuousDistribution target = CreateUnivariateContinuousDistribution();
double x = 18.14;
double expected = System.Math.Log(0.011697993604177);
double actual = target.LogProbabilityDensityFunction(x);
Assert.IsFalse(double.IsNaN(actual));
Assert.AreEqual(expected, actual, 1e-10);
}