eigenvalue 1000 10 0 -0.62992 -0.62992 -1 0.62992 0.62992 1 13 14 0.0 4000000.0 20000000.0 0.0 0.785398163397 3.14159265359 0.0 0.785398163397 3.14159265359 1 14 13 2 3 5 6 1 2 3 current 5 4 1 2 3 current 7 8 1 2 3 current 7 4 1 2 3 current 4 1 2 3 current 10 1 2 3 current 11 1 current 11 1 current