Accord.Tests.Math.AForgeToolsTest.InvSqrtTest C# (CSharp) Method

        public void InvSqrtTest()
        {
            float f = 42f;

            float expected = 1f / (float)System.Math.Sqrt(f);
            float actual = Tools.InvSqrt(f);

            Assert.AreEqual(expected, actual, 0.001);
        }