--- a/src/HOL/Hoare_Parallel/document/root.tex Sun Feb 09 17:21:03 2014 +0100
+++ b/src/HOL/Hoare_Parallel/document/root.tex Sun Feb 09 17:41:17 2014 +0100
@@ -1,6 +1,3 @@
-
-% $Id$
-
\documentclass[11pt,a4paper]{report}
\usepackage{graphicx}
\usepackage[english]{babel}
--- a/src/HOL/MicroJava/document/root.tex Sun Feb 09 17:21:03 2014 +0100
+++ b/src/HOL/MicroJava/document/root.tex Sun Feb 09 17:41:17 2014 +0100
@@ -1,6 +1,3 @@
-% $Id$
-
-%\documentclass[11pt,a4paper]{article}
\documentclass[11pt,a4paper]{book}
\usepackage{graphicx,latexsym,isabelle,isabellesym,pdfsetup}
--- a/src/HOL/ex/document/root.tex Sun Feb 09 17:21:03 2014 +0100
+++ b/src/HOL/ex/document/root.tex Sun Feb 09 17:41:17 2014 +0100
@@ -1,6 +1,3 @@
-
-% $Id$
-
\documentclass[11pt,a4paper]{article}
\usepackage{isabelle,isabellesym}
\usepackage[utf8]{inputenc}