| Sun, 11 Nov 2007 16:50:29 +0100 | wenzelm | notation works with any known constant (including fixes/abbrevs); | file | diff | annotate |
| Thu, 08 Nov 2007 13:23:04 +0100 | nipkow | updated to notation and abbreviation | file | diff | annotate |
| Fri, 19 Jan 2007 22:08:05 +0100 | wenzelm | tuned; | file | diff | annotate |