eigenvalue = -8 mult 1 eigenvalue = -6 mult 1 eigenvalue = -4 mult 4 eigenvalue = -3.79793 mult 4 eigenvalue = -3.23607 mult 8 eigenvalue = -2.47363 mult 4 eigenvalue = -2 mult 7 eigenvalue = -1.79793 mult 4 eigenvalue = -1.23607 mult 8 eigenvalue = -0.473626 mult 4 eigenvalue = 0 mult 6 eigenvalue = 0.473626 mult 4 eigenvalue = 1.23607 mult 8 eigenvalue = 1.79793 mult 4 eigenvalue = 2 mult 7 eigenvalue = 2.47363 mult 4 eigenvalue = 3.23607 mult 8 eigenvalue = 3.79793 mult 4 eigenvalue = 4 mult 4 eigenvalue = 6 mult 1 eigenvalue = 8 mult 1