Array2D<double> matrix({{-116.66654, 583.33346, -333.33308, 100.00012, 100.00012},
                        {583.33346, -116.66654, -333.33308, 100.00012, 100.00012},
                        {-333.33308, -333.33308, 133.33383, 200.00025, 200.00025},
                        {100.00012, 100.00012, 200.00025, 50.000125, -649.99988,},
                        {100.00012, 100.00012, 200.00025, -649.99988, 50.000125}});