wenzelm [Thu, 03 Aug 2000 00:34:22 +0200] rev 9503
tuned;
wenzelm [Wed, 02 Aug 2000 19:40:14 +0200] rev 9502
adapted deriv;
wenzelm [Wed, 02 Aug 2000 19:39:48 +0200] rev 9501
derivations: maintain oracle flag;
wenzelm [Wed, 02 Aug 2000 19:38:33 +0200] rev 9500
use oracle flag from derivation;
wenzelm [Wed, 02 Aug 2000 19:37:36 +0200] rev 9499
rep_thm: 'der' field has additional bool for oracles;
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