This table shows the distribution of the number of coauthors for the 401,445 authors in the Mathematical Reviews database as of 2004. For example, 39,574 different mathematicians have exactly 3 coauthors. In other words, this table gives the distribution of the degrees of the vertices in the collaboration graph C. The mean number of coauthors is 4.24819 and the standard deviation is 6.60515.
number of coauthors count
0 83621
1 107647
2 71452
3 39574
4 22815
5 15205
6 10679
7 7917
8 6255
9 4959
10 4141
11 3283
12 2808
13 2368
14 1993
15 1756
16 1575
17 1311
18 1147
19 1046
20 945
21 825
22 720
23 665
24 563
25 541
26 468
27 460
28 390
29 364
30 311
31 279
32 264
33 222
34 221
35 227
36 177
37 172
38 130
39 150
40 111
41 113
42 99
43 95
44 98
45 67
46 83
47 79
48 68
49 67
50 61
51-60 399
61-70 189
71-80 103
81-90 57
91-100 35
101-150 60
151-200 10
214 1
227 1
244 1
268 1
504 1
Of course the last line represents Paul Erdös.
This page was last updated on August 12, 2025.