# HG changeset patch # User nipkow # Date 1141808791 -3600 # Node ID 307dfa3f9e6668efb880a5cad7c3d32a683dcb3f # Parent 00b01d4445f76978c3fe00bb239dad9d406a686c *** empty log message *** diff -r 00b01d4445f7 -r 307dfa3f9e66 NEWS --- a/NEWS Tue Mar 07 18:02:11 2006 +0100 +++ b/NEWS Wed Mar 08 10:06:31 2006 +0100 @@ -328,9 +328,6 @@ *** HOL *** -* Prefer ex1I over ex_ex1I in single-step reasoning, e.g. by the -'rule' method. - * Alternative iff syntax "A <-> B" for equality on bool (with priority 25 like -->); output depends on the "iff" print_mode, the default is "A = B" (with priority 50). @@ -343,6 +340,11 @@ * "m dvd n" where m and n are numbers is evaluated to True/False by simp. +* Theorem Cons_eq_map_conv no longer has attribute `simp'. + +* Prefer ex1I over ex_ex1I in single-step reasoning, e.g. by the +'rule' method. + * Tactics 'sat' and 'satx' reimplemented, several improvements: goals no longer need to be stated as " ==> False", equivalences (i.e. "=" on type bool) are handled, variable names of the form "lit_"