\usepackage{amssymb}
\usepackage{amsfonts,amssymb}
\usepackage{amsmath}
+\usepackage{amscd}
\usepackage{graphicx}
\usepackage{subfigure}
\usepackage{makeidx}
\usepackage{pgfplots}
\usepackage{pgf}
\usepackage{tikz}
+\usepackage{url}
+\usepackage{dsfont}
+\usepackage{commath}
+\usepackage{stmaryrd}
+\usepackage{moreverb}
+\usepackage{commath}
%% \usepackage{listings}
%% \usepackage{subfigure}
\include{Chapters/chapter1/preamble}
\include{Chapters/chapter5/preamble}
-
+\newcommand{\scalprod}[2]%
+{\ensuremath{\langle #1 \, , #2 \rangle}}
\makeatletter
+
\makeindex
\begin{document}
\include{Chapters/chapter8/ch8}
\include{Chapters/chapter9/ch9}
\include{Chapters/chapter11/ch11}
+\include{Chapters/chapter12/ch12}
+\include{Chapters/chapter13/ch13}
\include{Chapters/chapter14/ch14}
\include{Chapters/chapter15/ch15}
+\include{Chapters/chapter16/ch16}
+ \include{Chapters/chapter18/ch18}
\bibliographystyle{hep}
%%%\bibliography{biblio}