huffman [Thu, 07 Jun 2007 03:45:56 +0200] rev 23288
remove references to preal-specific theorems
huffman [Thu, 07 Jun 2007 03:11:31 +0200] rev 23287
define (1::preal); clean up instance declarations
huffman [Thu, 07 Jun 2007 02:34:37 +0200] rev 23286
tuned
huffman [Thu, 07 Jun 2007 01:44:35 +0200] rev 23285
instance preal :: ordered_cancel_ab_semigroup_add
huffman [Wed, 06 Jun 2007 23:06:29 +0200] rev 23284
use new-style class for sq_ord; rename op << to sq_le
urbanc [Wed, 06 Jun 2007 21:24:35 +0200] rev 23283
take out Class.thy again, because it does not yet compile cleanly
huffman [Wed, 06 Jun 2007 20:49:04 +0200] rev 23282
add axclass semiring_char_0 for types where of_nat is injective
nipkow [Wed, 06 Jun 2007 19:12:59 +0200] rev 23281
changed filter syntax from : to <-
nipkow [Wed, 06 Jun 2007 19:12:40 +0200] rev 23280
hide filter
nipkow [Wed, 06 Jun 2007 19:12:07 +0200] rev 23279
tuned list comprehension, changed filter syntax from : to <-