Changes by: Aleksey Nogin (nogin at cs.caltech.edu)
Date: 2001-02-24 05:04:46 -0800 (Sat, 24 Feb 2001)
Revision: 3159
Log message:
- Fixed a nasty bug in indEquality. Yegor, can you dbl-check, please?
- Renamed "uni_minus" to "minus".
- << (- 'a) >> is now parsed correctly as minus{'a} instead of sub{'a}.
- Rewrote Yegor's theories to use the parser shortcut for "minus".
- Fixed the minus_df.