View source for Dhj.sty

\usepackage{amsmath,amssymb,amsthm,amsfonts,latexsym,hyperref,xspace}

% layout
\setlength{\textwidth}{6.5 in}
\setlength{\textheight}{9in}
\setlength{\oddsidemargin}{0in}
\setlength{\topmargin}{0in}
\addtolength{\voffset}{-.5in}

% environments 
\newtheorem{theorem}{Theorem}[section]
\newtheorem{lemma}[theorem]{Lemma}
\newtheorem{claim}[theorem]{Claim}
\newtheorem{proposition}[theorem]{Proposition}
\newtheorem{fact}[theorem]{Fact}
\newtheorem{corollary}[theorem]{Corollary}
\theoremstyle{definition}
\newtheorem{definition}[theorem]{Definition}
\theoremstyle{remark}
\newtheorem{remark}[theorem]{Remark}
\theoremstyle{definition}
\newtheorem{notation}[theorem]{Notation}
\theoremstyle{plain}


%%%%%%%%%%%% Generic math macros %%%%%%%%%%%%

% probability and other operators
\renewcommand{\Pr}{\mathop{\bf Pr\/}}           
\newcommand{\Ex}{\mathop{\bf E\/}}           
\newcommand{\Varx}{\mathop{\bf Var\/}}       
\newcommand{\Covx}{\mathop{\bf Cov\/}}       
\newcommand{\littlesum}{\mathop{{\textstyle \sum}}}    % you're getting is too large

% number systems
\newcommand{\R}{\mathbb R}
\newcommand{\N}{\mathbb N}
\newcommand{\Z}{\mathbb Z}

% short forms 
\newcommand{\eps}{\epsilon}
\newcommand{\lam}{\lambda}
\newcommand{\la}{\langle}
\newcommand{\ra}{\rangle}
\newcommand{\half}{{\textstyle \frac12}}

% calligraphic letters
\newcommand{\calA}{{\mathcal{A}}}
\newcommand{\calB}{{\mathcal{B}}}
\newcommand{\calC}{{\mathcal{C}}}    
\newcommand{\calE}{\mathcal{E}}
\newcommand{\calS}{\mathcal{S}}
\newcommand{\calU}{\mathcal{U}}


% barred letters
\newcommand{\barJ}{{\overline{J}}}
\newcommand{\barT}{{\overline{T}}}


%%%%%%%%%%%% document-writing macros %%%%%%%%%%%% 

\newcommand{\ignore}[1]{*\marginpar{\tiny \em ignored part}}
%\newcommand{\ignore}[1]{}

\newcommand{\noteryan}[1]{*\marginpar{\tiny *Ryan: \bf #1}}
%\newcommand{\noteryan}[1]{}
\newcommand{\notetim}[1]{*\marginpar{\tiny *Tim: \bf #1}}
%\newcommand{\notetim}[1]{}


%%%%%%%%%%%% DHJ-centric macros %%%%%%%%%%%% 

\newcommand{\eqs}[1]{\overline{\mu}_{#1}}
\newcommand{\eqsc}[1]{\widetilde{\mu}_{#1}}

\newcommand{\dtv}[2]{d_{\mathrm{TV}}(#1,#2)} 
\newcommand{\dchi}[2]{d_{\chi^2}(#1,#2)} 

\newcommand{\chg}[3]{#1^{#2\rightarrow#3}}