eigenvalue = -8 mult 1 eigenvalue = -5.23607 mult 2 eigenvalue = -4 mult 4 eigenvalue = -3.8637 mult 4 eigenvalue = -3.23607 mult 6 eigenvalue = -2 mult 16 eigenvalue = -1.23607 mult 6 eigenvalue = -1.03528 mult 4 eigenvalue = -0.763932 mult 2 eigenvalue = 0 mult 6 eigenvalue = 0.763932 mult 2 eigenvalue = 1.03528 mult 4 eigenvalue = 1.23607 mult 6 eigenvalue = 2 mult 16 eigenvalue = 3.23607 mult 6 eigenvalue = 3.8637 mult 4 eigenvalue = 4 mult 4 eigenvalue = 5.23607 mult 2 eigenvalue = 8 mult 1