X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/book_chic.git/blobdiff_plain/bc528e875a70eb7d9dd810f644ba646bf6a4e6f6..9e9b8dc87f77206ba17bb278dc62b2bee644f487:/book.tex

diff --git a/book.tex b/book.tex
index e7afb00..0cdc1fd 100644
--- a/book.tex
+++ b/book.tex
@@ -30,6 +30,7 @@
 
 \usepackage{newtxtext}       % 
 \usepackage{newtxmath}       % selects Times Roman as basic font
+\usepackage{diagbox}
 
 % see the list of further useful packages
 % in the Reference Guide