| Version | Time | Author | Comment |
|---|
| 41 | 2014-07-26 02:49:55 | cowan | |
| 40 | 2013-05-18 23:27:46 | cowan | |
| 39 | 2013-05-18 22:18:33 | cowan | |
| 38 | 2013-05-17 07:24:00 | cowan | |
| 37 | 2013-05-17 04:43:42 | cowan | |
| 36 | 2013-05-15 22:23:22 | cowan | |
| 35 | 2013-05-14 09:41:55 | cowan | |
| 34 | 2013-05-02 23:37:09 | cowan | |
| 33 | 2013-04-29 19:15:25 | cowan | |
| 32 | 2013-04-29 01:06:00 | cowan | |
| 31 | 2013-04-29 01:05:22 | cowan | |
| 30 | 2013-04-29 01:02:53 | cowan | |
| 29 | 2013-04-29 01:01:34 | cowan | |
| 28 | 2013-04-29 01:00:26 | cowan | |
| 27 | 2013-04-28 23:54:26 | cowan | |
| 26 | 2013-04-28 23:37:01 | cowan | |
| 25 | 2013-04-28 09:40:46 | cowan | |
| 24 | 2013-04-28 07:57:26 | cowan | |
| 23 | 2013-04-28 07:52:52 | cowan | |
| 22 | 2013-04-28 02:06:37 | cowan | |
| 21 | 2013-04-28 00:55:54 | cowan | |
| 20 | 2013-04-27 23:34:28 | cowan | |
| 19 | 2013-04-27 14:29:48 | cowan | |
| 18 | 2013-04-27 09:08:52 | cowan | |
| 17 | 2013-04-27 01:08:48 | cowan | |
| 16 | 2012-12-05 04:37:20 | cowan | |
| 15 | 2012-12-03 14:55:18 | cowan | |
| 14 | 2012-12-03 13:59:02 | cowan | |
| 13 | 2012-11-24 03:48:12 | cowan | |
| 12 | 2012-11-22 10:34:16 | cowan | Minor rewording |
| 11 | 2012-04-11 01:49:41 | cowan | |
| 10 | 2012-04-04 13:23:14 | cowan | |
| 9 | 2012-04-04 12:39:00 | cowan | Revising language |
| 8 | 2012-04-04 12:37:14 | cowan | Add integer set complement procedures |
| 7 | 2012-04-04 12:32:07 | cowan | Remove conversion to and from vectors |
| 6 | 2011-08-10 11:59:11 | cowan | |
| 5 | 2010-09-24 03:30:58 | cowan | |
| 4 | 2010-09-24 01:41:06 | cowan | |
| 3 | 2010-09-23 10:06:24 | cowan | |
| 2 | 2010-09-21 06:41:14 | cowan | |
| 1 | 2010-09-20 11:11:51 | cowan | |