X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/book_chic.git/blobdiff_plain/0705dd41d0c66269b8b97d2144064e58423b489c..4155cdb38e520aa0c325bf29b9e57da783d7f89e:/book.tex?ds=inline

diff --git a/book.tex b/book.tex
index e7afb00..83adc5b 100644
--- a/book.tex
+++ b/book.tex
@@ -20,6 +20,7 @@
 \usepackage{type1cm}
 \usepackage{caption}
 \usepackage[utf8]{inputenc}
+\usepackage{amssymb}
 
 \usepackage{makeidx}         % allows index generation
 \usepackage{graphicx}        % standard LaTeX graphics tool
@@ -30,6 +31,7 @@
 
 \usepackage{newtxtext}       % 
 \usepackage{newtxmath}       % selects Times Roman as basic font
+\usepackage{diagbox}
 
 % see the list of further useful packages
 % in the Reference Guide