Accord.Tests.Math.MatrixTest.PseudoInverse1 C# (CSharp) Method

        public void PseudoInverse1()
        {
            double[,] value = 
            {
                 {  1,  1,  1 },
                 {  2,  2,  2 }  
             };

            double[,] expected =
             {
                 { 0.0667,    0.1333 },
                 { 0.0667,    0.1333 },
                 { 0.0667,    0.1333 },
             };

            double[,] actual = Matrix.PseudoInverse(value);
            Assert.IsTrue(Matrix.IsEqual(expected, actual, 0.001));

            actual = Matrix.PseudoInverse(value.Transpose());
            Assert.IsTrue(Matrix.IsEqual(expected.Transpose(), actual, 0.001));

            actual = Matrix.PseudoInverse(value.ToJagged()).ToMatrix();
            Assert.IsTrue(Matrix.IsEqual(expected, actual, 0.001));

            actual = Matrix.PseudoInverse(value.ToJagged().Transpose()).ToMatrix();
            Assert.IsTrue(Matrix.IsEqual(expected.Transpose(), actual, 0.001));
        }