paulson [Tue, 20 May 1997 11:53:20 +0200] rev 3246
Declares Option_ as synonym for structure Option
paulson [Tue, 20 May 1997 11:49:57 +0200] rev 3245
Removal of redundant code (unused or already present in Isabelle.
This eliminates HOL compatibility but makes the code smaller and more
readable
paulson [Tue, 20 May 1997 11:47:33 +0200] rev 3244
Basis library version of type "option" now resides in its own structure Option
paulson [Tue, 20 May 1997 11:44:25 +0200] rev 3243
Removal of ex/LexProd
paulson [Tue, 20 May 1997 11:44:02 +0200] rev 3242
Renamed egcd and gcd; defined the gcd function using TFL
paulson [Tue, 20 May 1997 11:42:59 +0200] rev 3241
Removal of duplicate code from TFL
paulson [Tue, 20 May 1997 11:41:56 +0200] rev 3240
New arithmetic laws let us delete three lines of a proof
paulson [Tue, 20 May 1997 11:41:26 +0200] rev 3239
Added comment: it is SLOW
paulson [Tue, 20 May 1997 11:41:01 +0200] rev 3238
Some theorems moved to HOL/Arith.ML
paulson [Tue, 20 May 1997 11:40:28 +0200] rev 3237
Relation "less_than" internalizes "<" for easy use of TFL