| def eulerian_num(n, m): | |
| if (m >= n or n == 0): | |
| return 0 | |
| if (m == 0): | |
| return 1 | |
| return ((n - m) * eulerian_num(n - 1, m - 1) +(m + 1) * eulerian_num(n - 1, m)) |
| def eulerian_num(n, m): | |
| if (m >= n or n == 0): | |
| return 0 | |
| if (m == 0): | |
| return 1 | |
| return ((n - m) * eulerian_num(n - 1, m - 1) +(m + 1) * eulerian_num(n - 1, m)) |