NEWS
changeset 21647 fccafa917a68
parent 21595 b5a642c4d085
child 21717 410ca6910f6f
     1.1 --- a/NEWS	Tue Dec 05 00:30:38 2006 +0100
     1.2 +++ b/NEWS	Tue Dec 05 00:42:36 2006 +0100
     1.3 @@ -826,6 +826,11 @@
     1.4  allow natural usage in combination with the ||>, ||>>, |-> and
     1.5  fold_map combinators.
     1.6  
     1.7 +* Pure: official theorem names (closed derivations) and additional
     1.8 +comments (tags) are now strictly separate.  Name hints -- which are
     1.9 +maintained as tags -- may be attached any time without affecting the
    1.10 +derivation.
    1.11 +
    1.12  * Pure: primitive rule lift_rule now takes goal cterm instead of an
    1.13  actual goal state (thm).  Use Thm.lift_rule (Thm.cprem_of st i) to
    1.14  achieve the old behaviour.