% newcom.tex (new command definitions)

% Some examples (yours may be different):
\newcommand{\M}{{\cal M}}
\newcommand{\N}{{\cal N}}

\newcommand{\rep}[1]{{\bf #1}}
\newcommand{\be}{\begin{equation}}
\newcommand{\ee}{\end{equation}}
\newcommand{\bel}[1]{\be\label{#1}}
\newcommand{\nn}{\nonumber}

\newcommand{\eref}[1]{(\ref{#1})}
\newcommand{\Eref}[1]{Eq.~(\ref{#1})}
\newcommand{\vev}[1]{ \left\langle {#1} \right\rangle }
\newcommand{\bra}[1]{ \langle {#1} | }
\newcommand{\ket}[1]{ | {#1} \rangle }
\newcommand{\gev}{{\rm GeV}}
\newcommand{\tev}{{\rm TeV}}
\newcommand{\epem}{$e^+e^-$}
\newcommand{\tptm}{$\tau^+\tau^-$}


\newcommand{\f}{\frac} 
\newcommand{\D}[2]{\frac{d{#1}}{d{#2}}} 
\newcommand{\eq}[1]{(\ref{#1})}  
\newcommand{\sfrac}[2]{#1/#2}
\renewcommand{\vec}[1]{\mbox{\boldmath $#1$}}


\newcommand{\xgg}{\chi^{\prime\prime}}
\newcommand{\x}{\chi}
\newcommand{\xe}{\chi_{\text{eff}}}
\newcommand{\g}{\gamma}
\newcommand{\gc}{\gamma_s}
\newcommand{\as}{\bar\alpha}
\newcommand{\als}{\alpha_s}