# HG changeset patch # User wenzelm # Date 951252797 -3600 # Node ID 0a319c5746eb218fca219a54067381c11115234b # Parent 58a33fd5b30c3710a057f038de087c73aa718580 * Pure now provides its own version of intro/elim/dest attributes; useful for building new logics, but beware of confusion with the Provers/classical ones! * HOL: removed "case_split" thm binding, should use "cases" proof method anyway; * tuned syntax of "induct" method; * new "cases" method for propositions, inductive sets and types; * HOL/records: admit "r" as field name; diff -r 58a33fd5b30c -r 0a319c5746eb NEWS --- a/NEWS Tue Feb 22 21:51:25 2000 +0100 +++ b/NEWS Tue Feb 22 21:53:17 2000 +0100 @@ -16,8 +16,19 @@ * intro/elim/dest attributes: changed ! / !! flags to ? / ??; +* Pure now provides its own version of intro/elim/dest attributes; +useful for building new logics, but beware of confusion with the +Provers/classical ones! + * new 'obtain' language element supports generalized existence proofs; +* HOL: removed "case_split" thm binding, should use "cases" proof +method anyway; + +* tuned syntax of "induct" method; + +* new "cases" method for propositions, inductive sets and types; + *** HOL *** @@ -25,7 +36,7 @@ Ballarin; * HOL/record: fixed select-update simplification procedure to handle -extended records as well; +extended records as well; admit "r" as field name;