| Permutation polynomials of degree 6 or 7 over finite fields of characteristic 2 Recent countries visiting this post |  |
 | 3 | United States |
 | 1 | China |
| Permutation polynomials of degree 6 or 7 over finite fields of characteristic 2 Recent countries visiting this post | |
| 3 | United States |
| 1 | China |