Risk Influencing Factor Analysis of Urban Express Logistics for Public Safety: A Chinese Perspective

Table 5

Accessible set and antecedent set and their intersection set table.

1	1, 3, 4, 5, 6, 7, 8, 9, 10, 11	1	1
2	2, 3, 7, 8, 9, 10, 11	2	2
3	3, 7, 8, 9, 10, 11	1, 2, 3, 4	3
4	3, 4, 5, 7, 8, 9, 10, 11	1, 4	4
5	5, 7, 8, 9, 10, 11	1, 5, 6	5
6	5, 6, 7, 8, 9, 10, 11	1, 6	6
7	7, 8, 9, 10, 11	1, 2, 3, 5, 6, 7, 8, 9	7, 8, 9
8	7, 8, 9, 10, 11	1, 2, 3, 5, 6, 7, 8, 9	7, 8, 9
9	7, 8, 9, 10, 11	1, 2, 3, 5, 6, 7, 8, 9	7, 8, 9
10	10, 11	1, 2, 3, 5, 6, 7, 8, 9, 10, 11	10, 11
11	10, 11	1, 2, 3, 5, 6, 7, 8, 9, 10, 11	10, 11