% am121 LaTeX template, for assignment and extreme optimization writeups
% created by Chris Coey for am121 Spring 2012

\documentclass[12pt]{article}
% packages
\usepackage{amssymb,amsmath,amsthm} 
\usepackage[margin=1.25in]{geometry}
\usepackage{graphicx,ctable,booktabs}
% begin paragraphs on empty line rather than indent
\usepackage[parfill]{parskip}
% eps to pdf, declare graphics
\usepackage{epstopdf}
\DeclareGraphicsRule{.tif}{png}{.png}{`convert #1 `dirname #1`/`basename #1 .tif`.png}
% enable highlighting text: use \hl{your text here}
\usepackage{soul}

% adjust section and subsection labelling 
\def\thesection{\arabic{section}}
\def\thesubsection{\arabic{section}.\arabic{subsection}}
\makeatletter
% section as task
\newenvironment{task}{\@startsection
       {section}{1}
       {0.4em}{-.5ex plus -1ex minus -.2ex}{.5ex plus .2ex}
       {\pagebreak[3]\large\bf\noindent{Task}}}
       {\nopagebreak[3]\vspace{3ex}\begin{center}\rule{1\linewidth}{.3pt}\end{center}}
% subsection as subtask
\newenvironment{subtask}{\@startsection
       {subsection}{2}
       {0.3em}{0ex plus -1ex minus -.2ex}{.5ex plus .2ex}
       {\pagebreak[3]\large}}
       {\nopagebreak[3]\vspace{3ex}\begin{center}\rule{0.5\linewidth}{.3pt}\end{center}}
\makeatother

% headers
\usepackage{fancyhdr}
\pagestyle{fancy}
\chead{} 
\rhead{\thepage} 
% footer
\lfoot{\small\scshape AM121/ES121} 
\cfoot{} 
%%%% insert your name here %%%%
\rfoot{\footnotesize your name here} 
\renewcommand{\headrulewidth}{.3pt} 
\renewcommand{\footrulewidth}{.3pt}
\setlength\voffset{-0.25in}
\setlength\textheight{648pt}

\begin{document}
%%%% change homework number here %%%%
\title{AM121/ES121: Homework \#...}
%%%% insert your name and TF's name here %%%%
\author{your name here \\
\textit{TF: your TF's name here}}
\date{\today}
\maketitle
\thispagestyle{empty}
\bigskip

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% task 1
\begin{task}{optional title}
answer goes here

\end{task}

% task 2
\begin{task}{}
\begin{subtask}{optional title}
answer goes here

\end{subtask}
\begin{subtask}{}
answer goes here

\end{subtask}
\end{task}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\end{document}