eigenvalue = -6 mult 2 eigenvalue = -4.82843 mult 1 eigenvalue = -4.44949 mult 4 eigenvalue = -3.41421 mult 2 eigenvalue = -2.82843 mult 2 eigenvalue = -2.44949 mult 8 eigenvalue = -2 mult 3 eigenvalue = -1.41421 mult 4 eigenvalue = -0.828427 mult 1 eigenvalue = -0.585786 mult 2 eigenvalue = -0.44949 mult 4 eigenvalue = 0 mult 6 eigenvalue = 0.44949 mult 4 eigenvalue = 0.585786 mult 2 eigenvalue = 0.828427 mult 1 eigenvalue = 1.41421 mult 4 eigenvalue = 2 mult 3 eigenvalue = 2.44949 mult 8 eigenvalue = 2.82843 mult 2 eigenvalue = 3.41421 mult 2 eigenvalue = 4 mult 1 eigenvalue = 4.44949 mult 4 eigenvalue = 4.82843 mult 1 eigenvalue = 8 mult 1