Figure 2 | E1 | E2 | E3 | E4 | δ | τ |
(a) | 1 | 0 |
|
| / | 0 |
(b) | 0 | 1 |
|
| / |
|
(c) |
|
| 1 | 0 | 0 |
|
(d) |
|
| 0 | 1 | π |
|