--- a/README Wed Apr 15 19:52:45 2009 +0200
+++ b/README Wed Apr 15 20:03:08 2009 +0200
@@ -14,7 +14,7 @@
* A full Standard ML Compiler (works best with Poly/ML 5.2.1).
* The GNU bash shell (version 3.x or 2.x).
* Perl (version 5.x).
- * GNU Emacs (version 21, 22) or XEmacs (version 21.4.x)
+ * GNU Emacs (version 21, 22, 23) or XEmacs (version 21.4.x)
-- for the Proof General interface.
* A complete LaTeX installation -- for document preparation.
@@ -22,9 +22,8 @@
Binary packages are available for Isabelle/HOL and ZF for several
platforms from the Isabelle web page. The system may be easily
- built from scratch as well, taking the traditional tar.gz source
- distribution. See file INSTALL as distributed with Isabelle for
- more information.
+ built from scratch, using the tar.gz source distribution. See file
+ INSTALL as distributed with Isabelle for more information.
Further background information may be found in the Isabelle System
Manual, distributed with the sources (directory doc).
@@ -36,8 +35,8 @@
including Isabelle. Proof General is suitable for use by pacifists
and Emacs militants alike. Its most prominent feature is script
management, providing a metaphor of live proof script editing.
- Proof General also provides some support for proper mathematical
- symbols displayed on screen.
+ Proof General also provides some support for mathematical symbols
+ displayed on screen.
Other sources of information