public void ProbabilityDensityFunctionTest2()
{
double expected, actual;
// Test for small variance
NormalDistribution target = new NormalDistribution(4.2, double.Epsilon);
expected = 0;
actual = target.ProbabilityDensityFunction(0);
Assert.AreEqual(expected, actual);
expected = double.PositiveInfinity;
actual = target.ProbabilityDensityFunction(4.2);
Assert.AreEqual(expected, actual);
}