Eigenvalues:
	  0.098287045882+0i	   -0.2578010716+0i	-0.00361937343898+0i	 -0.231820503798+0i	  0.010762623484+0i

1.13188e-33
(0.008697, -0.008729, -0.030241; 0.250000) (0.311854, -0.313026, -1.084414; 0.250000) (-0.840685, -0.538187, 0.563448; 0.250000) (0.520134, 0.859942, 0.551208; 0.250000) [Vs = -0.256128]
r_ab:
	               0	   1.13832415261	   1.16371895557	   1.16371895557
	   1.13832415261	               0	   2.02348588434	   2.02348588434
	   1.16371895557	   2.02348588434	               0	   1.95108796836
	   1.16371895557	   2.02348588434	   1.95108796836	               0

Eigenvalues of x.x^T (dimension = number of nonzero eigenvalues):
	 2.1477543759e-16	   1.90337213014	   2.09662786986