gecmath.sty

\NeedsTeXFormat{LaTeX2e} 
\ProvidesPackage{gecmath}

\RequirePackage{amsthm,amsmath, amssymb}
\RequirePackage{etoolbox}



% Redefine logical operators to use words not cryptic symbols.
\newcommand{\AND}{\mathbin{\text{and}}}
\newcommand{\OR }{\mathbin{\text{or}}}
\newcommand{\NOT}{{}\mathbin{\text{not}}{}}
\newcommand{\In}{\ensuremath{\text{ in }}}
\newcommand{\Forall}{\ensuremath{\text{ for all }}}



% left and right with correct spacing. 
% http://tex.stackexchange.com/questions/2607/spacing-around-left-and-right
\newcommand{\Left}{\mathopen{}\mathclose\bgroup\left}
\newcommand{\Right}{\aftergroup\egroup\right}


% The problem with \tfrac{1}{2} is that it's larger that \frac in sub and superscripts
% \mathchoice{d}{t}{s}{ss}
\newcommand{\sfrac}[2]{\ensuremath{\mathchoice{\tfrac{#1}{#2}}{\tfrac{#1}{#2}}{\frac{#1}{#2}}{\frac{#1}{#2}}}}

\newcommand{\half}{\sfrac{1}{2}}



\newcommand{\Partial}[3]{\rule{0in}{11pt}\left(\!\frac{\partial #1}{\partial #2}\!\right)_{\!#3}}



\newcommand{\ones}{{\mathbf 1}}
\newcommand{\zeros}{{\mathbf 0}}



% Redefine \[ and \] as align, so I don't have to type so much.
\protected\def\[#1\]{\begin{align}#1\end{align}}
\def\bsub{\begin{subequations}}
\def\esub{\end{subequations}}



\endinput