n=7
Eigenvalue Decomposition A=V*D*V^T
Random matrix A:
     0.249      0.111      0.467      0.772      0.658      0.433      0.354 
     0.111      0.944      0.101      0.642     0.0286      0.248       0.32 
     0.467      0.101       0.99      0.682      0.655      0.283      0.615 
     0.772      0.642      0.682      0.704      0.702       0.95     0.0934 
     0.658     0.0286      0.655      0.702      0.161      0.382      0.798 
     0.433      0.248      0.283       0.95      0.382      0.169      0.794 
     0.354       0.32      0.615     0.0934      0.798      0.794      0.307 
Number of sweeps=6
V^T*A*V (should be diagonal):
     -1.14   3.28e-11   2.92e-13  -2.22e-16  -2.22e-16  -6.22e-11  -6.48e-12 
  3.28e-11     -0.509  -2.53e-12   6.59e-17   3.47e-17  -4.86e-09  -8.71e-11 
  2.92e-13  -2.53e-12     -0.149   1.63e-16   1.21e-16  -3.31e-11  -7.73e-13 
 -9.71e-17   7.98e-17    8.2e-17      0.353   1.35e-11  -1.75e-15  -2.91e-16 
 -2.22e-16   9.02e-17   1.19e-16   1.35e-11       0.43   6.94e-17  -7.77e-16 
 -6.22e-11  -4.86e-09  -3.31e-11  -1.73e-15   1.39e-17       1.04   1.01e-08 
 -6.48e-12  -8.71e-11  -7.73e-13  -2.22e-16  -6.66e-16   1.01e-08        3.5 
Eigenvalues (should equal the diagonal elements above):
     -1.14     -0.509     -0.149      0.353       0.43       1.04        3.5