NEWS
changeset 60489 bfd9b7302a82
parent 60479 db238135f386
child 60497 010c26e24c72
--- a/NEWS	Mon Jun 15 16:24:52 2015 +0200
+++ b/NEWS	Mon Jun 15 16:59:27 2015 +0200
@@ -65,6 +65,9 @@
 
 *** Pure ***
 
+* The vacuous fact "TERM x" may be established "by fact" or as `TERM x`
+as well, not just "by this" or "." as before.
+
 * Configuration option rule_insts_schematic has been discontinued
 (intermediate legacy feature in Isabelle2015).  INCOMPATIBILITY.