\newcommand{\mA}{m_{0}}
\newcommand{\kA}{k_{0}}
\newcommand{\mB}{m_{1}}
\newcommand{\kB}{k_{1}}
\newcommand{\mC}{m_{2}}
\newcommand{\kC}{k_{2}}

%\newcommand{\oA}{\omega_{1}}
%\newcommand{\oB}{\omega_{2}}
%\newcommand{\oC}{\omega_{3}}
