diff -r 3745987488b2 -r 587c893049e1 NEWS --- a/NEWS Mon Feb 22 09:17:49 2010 +0100 +++ b/NEWS Mon Feb 22 09:30:50 2010 +0100 @@ -52,12 +52,6 @@ *** HOL *** -* Multisets: changed orderings: - * pointwise ordering is instance of class order with standard syntax <= and <; - * multiset ordering has syntax <=# and <#; partial order properties are provided - by means of interpretation with prefix multiset_order. -INCOMPATIBILITY. - * New set of rules "ac_simps" provides combined assoc / commute rewrites for all interpretations of the appropriate generic locales. @@ -138,8 +132,11 @@ replaced by new-style primrec, especially in theory List. The corresponding constants now have authentic syntax. INCOMPATIBILITY. -* Reorganized theory Multiset: swapped notation of pointwise and multiset -order; less duplication, less historical organization of sections, +* Reorganized theory Multiset: swapped notation of pointwise and multiset order: + * pointwise ordering is instance of class order with standard syntax <= and <; + * multiset ordering has syntax <=# and <#; partial order properties are provided + by means of interpretation with prefix multiset_order. +Less duplication, less historical organization of sections, conversion from associations lists to multisets, rudimentary code generation. Use insert_DiffM2 [symmetric] instead of elem_imp_eq_diff_union, if needed. INCOMPATIBILITY.