eigenvalue = -5 mult 1 eigenvalue = -4.23607 mult 4 eigenvalue = -3 mult 3 eigenvalue = -2.23607 mult 6 eigenvalue = -1 mult 7 eigenvalue = -0.236068 mult 2 eigenvalue = 0.236068 mult 4 eigenvalue = 1 mult 8 eigenvalue = 2.23607 mult 6 eigenvalue = 3 mult 3 eigenvalue = 4.23607 mult 2 eigenvalue = 5 mult 1 eigenvalue = 7 mult 1