Accord.Tests.Math.MatrixTest.MatrixSubmatrix2 C# (CSharp) Method

        public void MatrixSubmatrix2()
        {
            double[,] value = new double[,]
            { 
              { 1.000, 1.000, 1.000 },
              { 2.000, 2.000, 2.000 },
              { 3.000, 3.000, 3.000 }
            };

            double[,] expected = new double[,]
            { 
              { 1.000, 1.000, 1.000 },
              { 3.000, 3.000, 3.000 }
            };

            double[,] actual;

            actual = Matrix.Submatrix(value, new int[] { 0, 2 });
            Assert.IsTrue(Matrix.IsEqual(actual, expected));

            actual = Matrix.Submatrix(value, new int[] { 0, 2 }, null);
            Assert.IsTrue(Matrix.IsEqual(actual, expected));

            actual = Matrix.Submatrix(value, null, null);
            Assert.IsTrue(Matrix.IsEqual(actual, value));
        }