eigenvalue = -8 mult 1 eigenvalue = -4.30695 mult 2 eigenvalue = -4.21819 mult 2 eigenvalue = -3.74166 mult 4 eigenvalue = -3.41421 mult 4 eigenvalue = -3.02045 mult 4 eigenvalue = -2.91852 mult 2 eigenvalue = -2.44949 mult 2 eigenvalue = -2 mult 4 eigenvalue = -1.85746 mult 2 eigenvalue = -1.29966 mult 2 eigenvalue = -0.936426 mult 4 eigenvalue = -0.585786 mult 4 eigenvalue = 0 mult 10 eigenvalue = 0.585786 mult 4 eigenvalue = 0.936426 mult 4 eigenvalue = 1.29966 mult 2 eigenvalue = 1.85746 mult 2 eigenvalue = 2 mult 4 eigenvalue = 2.44949 mult 2 eigenvalue = 2.91852 mult 2 eigenvalue = 3.02045 mult 4 eigenvalue = 3.41421 mult 4 eigenvalue = 3.74166 mult 4 eigenvalue = 4.21819 mult 2 eigenvalue = 4.30695 mult 2 eigenvalue = 8 mult 1