eigenvalue = -8 mult 1 eigenvalue = -4.41539 mult 4 eigenvalue = -4.26091 mult 2 eigenvalue = -4 mult 1 eigenvalue = -3.85676 mult 4 eigenvalue = -3.4641 mult 2 eigenvalue = -3.37506 mult 2 eigenvalue = -2.9227 mult 4 eigenvalue = -2.15319 mult 4 eigenvalue = -2 mult 6 eigenvalue = -1.45812 mult 2 eigenvalue = -0.671855 mult 4 eigenvalue = -0.572274 mult 2 eigenvalue = 0 mult 20 eigenvalue = 0.572274 mult 2 eigenvalue = 0.671855 mult 4 eigenvalue = 1.45812 mult 2 eigenvalue = 2 mult 6 eigenvalue = 2.15319 mult 4 eigenvalue = 2.9227 mult 4 eigenvalue = 3.37506 mult 2 eigenvalue = 3.4641 mult 2 eigenvalue = 3.85676 mult 4 eigenvalue = 4 mult 1 eigenvalue = 4.26091 mult 2 eigenvalue = 4.41539 mult 4 eigenvalue = 8 mult 1