eigenvalue = -8 mult 1 eigenvalue = -6 mult 1 eigenvalue = -4 mult 3 eigenvalue = -3.64575 mult 10 eigenvalue = -2.73205 mult 6 eigenvalue = -2 mult 7 eigenvalue = -1.64575 mult 10 eigenvalue = -0.732051 mult 6 eigenvalue = 0 mult 8 eigenvalue = 0.732051 mult 6 eigenvalue = 1.64575 mult 10 eigenvalue = 2 mult 7 eigenvalue = 2.73205 mult 6 eigenvalue = 3.64575 mult 10 eigenvalue = 4 mult 3 eigenvalue = 6 mult 1 eigenvalue = 8 mult 1