System.Tests.MathFTests.Cos C# (CSharp) Method

        public static void Cos()
        {
            AssertEqual(0.540302306f, MathF.Cos(1.0f), CrossPlatformMachineEpsilon);
            Assert.Equal(1.0f, MathF.Cos(0.0f));
            AssertEqual(0.540302306f, MathF.Cos(-1.0f), CrossPlatformMachineEpsilon);
            Assert.Equal(float.NaN, MathF.Cos(float.NaN));
            Assert.Equal(float.NaN, MathF.Cos(float.PositiveInfinity));
            Assert.Equal(float.NaN, MathF.Cos(float.NegativeInfinity));
        }