public void TestArcLengthPolynomial()
    {
        SqrtPolynomial poly = segment.getArcLengthPolynomial();

        Assert.AreEqual(4, poly.Degree);
        Assert.AreEqual(900, poly[4]);
        Assert.AreEqual(-3600, poly[3]);
        Assert.AreEqual(279000, poly[2]);
        Assert.AreEqual(-259200, poly[1]);
        Assert.AreEqual(145800, poly[0]);
    }