eigenvalue = -8	mult 1
eigenvalue = -6	mult 2
eigenvalue = -4.44949	mult 12
eigenvalue = -4	mult 1
eigenvalue = -2.44949	mult 24
eigenvalue = -2	mult 10
eigenvalue = -0.44949	mult 12
eigenvalue = 0	mult 20
eigenvalue = 0.44949	mult 12
eigenvalue = 2	mult 10
eigenvalue = 2.44949	mult 24
eigenvalue = 4	mult 1
eigenvalue = 4.44949	mult 12
eigenvalue = 6	mult 2
eigenvalue = 8	mult 1