oheimb [Wed, 02 Aug 2000 17:54:55 +0200] rev 9498
minor corrections
wenzelm [Wed, 02 Aug 2000 16:49:26 +0200] rev 9497
isa: do not touch_all_thys on startup;
paulson [Wed, 02 Aug 2000 16:07:32 +0200] rev 9496
coercion "intify" to remove type constraints from integer algebraic laws
paulson [Wed, 02 Aug 2000 16:06:54 +0200] rev 9495
tidying and speeding up proofs
nipkow [Wed, 02 Aug 2000 13:17:11 +0200] rev 9494
*** empty log message ***
nipkow [Wed, 02 Aug 2000 11:30:38 +0200] rev 9493
*** empty log message ***
paulson [Tue, 01 Aug 2000 18:26:34 +0200] rev 9492
used natify with div and mod; also put in the divide-by-zero trick
paulson [Tue, 01 Aug 2000 15:28:21 +0200] rev 9491
natify, a coercion to reduce the number of type constraints in arithmetic
wenzelm [Tue, 01 Aug 2000 13:43:22 +0200] rev 9490
tuned msg;
wenzelm [Tue, 01 Aug 2000 13:41:23 +0200] rev 9489
* blast(_tac) now handles actual object-logic rules as assumptions;
note that auto(_tac) uses blast(_tac) internally, too;
tuned;