diff -r 4a3c49420efd -r 7808a1ed6daa doc-src/TutorialI/tutorial.tex
--- a/doc-src/TutorialI/tutorial.tex	Tue Aug 22 11:24:24 2000 +0200
+++ b/doc-src/TutorialI/tutorial.tex	Tue Aug 22 11:24:44 2000 +0200
@@ -4,8 +4,6 @@
 \usepackage{latexsym,verbatim,graphicx,../iman,extra,comment}
 \usepackage{../pdfsetup}    %last package!
 
-\usepackage{ttbox}
-\newcommand\ttbreak{\vskip-10pt\pagebreak[0]}
 \newcommand\Out[1]{\texttt{\textsl{#1}}}   %% for output from terminal sessions
 
 %\newtheorem{theorem}{Theorem}[section]