% GohLaTeX: When you don't want to switch to Plain TeX but you want your
%   documents to seem like you did. Yes, the macros are written in
%   pidgin LaTeX -- can you hear my native TeX accent?

% Change margins to 1in
\addtolength{\oddsidemargin}{-.875in}
\addtolength{\evensidemargin}{-.875in}
\addtolength{\textwidth}{1.75in}
\addtolength{\topmargin}{-.5in}
\addtolength{\textheight}{1in}

\parindent=20pt

% FONTS
\font\bigbold=cmbx12
\font\bigsans=cmss12
\font\tenss=cmss10
\font\smallheader=cmssbx10 % for section headers
\font\ninecsc=cmcsc9
\font\sevenrm=cmr7
\font\teni=cmmi10

% FORMATTING

% Create title, subtitle, name, and date
\def\maketitle#1#2#3#4{
  \centerline {\bigbold #1}
  \medskip
  \centerline {\eightpt #2}
  \medskip
  \centerline {\tensc #3}
  \medskip
  \centerline {\tensc #4}
  \bigskip
}

% Section header in heavy sans-serif font
% Separate two of these in a row with \vskip -\medskipamount
\def\gohsection#1\par{
  \medskip\bigskip\vskip\parskip
  \leftline{\smallheader#1}\nobreak\medskip\noindent
}

% Small caps
\font\ninesc=cmcsc9
\font\tensc=cmcsc10

% Roman fonts
\font\eightpt=cmr8
\font\ninept=cmr9
\font\twelvept=cmr12

% VARIOUS MACROS

% Macros for typesetting math (assignments)
% Written by Marcel Goh, except for the parts that are not.

% ================== KNUTH ================== %

\def\xskip{\hskip 7pt plus 3pt minus 4pt}

\def\proof{\medbreak\noindent{\it Proof.}\xskip\ignorespaces}
\def\solution{\medbreak\noindent{\it Solution.}\xskip\ignorespaces}
\def\slug{\quad\hbox{\kern1.5pt\vrule width2.5pt height6pt depth1.5pt\kern1.5pt}\medskip}
\def\noskipslug{\quad\hbox{\kern1.5pt\vrule width2.5pt height6pt depth1.5pt\kern1.5pt}}

% Algorithms
\newdimen\algindent
\newif\ifitempar \itempartrue % normally true unless briefly set false
\def\algindentset#1{\setbox0\hbox{{\bf #1.\kern.25em}}\algindent=\wd0\relax}
\def\algbegin #1 #2{\algindentset{#21}\alg #1 #2} % when steps all have 1 digit
\def\aalgbegin #1 #2{\algindentset{#211}\alg #1 #2} % when 10 or more steps
\def\alg#1(#2). {\medbreak % Usage: \algbegin Algorithm A (algname). This...
  \noindent{\bf#1}({\it#2\/}).\xskip\ignorespaces}
\def\algstep#1.{\ifitempar\smallskip\noindent\else\itempartrue
  \hskip-\parindent\fi
  \hbox to\algindent{\bf\hfil #1.\kern.25em}%
  \hangindent=\algindent\hangafter=1\ignorespaces}

% Proclaim
\outer\def\proclaim #1. #2\par{\medbreak
  \noindent{\bf#1.\enspace}{\sl#2\par}%
  \ifdim\lastskip<\medskipamount \removelastskip\penalty55\smallskip\fi}

% ================ END KNUTH ================ %

% Proclaim with parentheses in italics
\outer\def\parenproclaim #1 (#2).#3\par{\medbreak
  \noindent{\bf #1}\enspace\rm({\it #2\/}).\nobreak\ignorespaces{\sl #3\par}
  \ifdim\lastskip<\medskipamount \removelastskip\penalty55\smallskip\fi}

% Sets of numbers (not compatible with CWEB)
\def\NN{{\bf N}}
\def\ZZ{{\bf Z}}
\def\QQ{{\bf Q}}
\def\RR{{\bf R}}
\def\CC{{\bf C}}

\def\op#1{\mathop{\hbox{#1}}\nolimits}
\def\limitop#1{\mathop{\hbox{#1}}}

% Probability
\def\pr{\mathop{\hbox{\bf P}}\nolimits}
\def\ex{\mathop{\hbox{\bf E}}\nolimits}
\def\var{\mathop{\hbox{\bf V}}\nolimits}
\def\one{\mathop{\hbox{\bf 1}}\nolimits}
\def\indic#1{\one_{\sevenrm[#1]}}

% Graphs
\def\edge{\mathrel-\!\!\mathrel-}

% Number an equation oldstyle
\def\oldstyle{\fam1 \teni}
\def\oldno#1{\eqno({\oldstyle#1})}
\def\refeq#1{({\oldstyle#1})}

% Subsection (precede with a \medskip)
\def\boldlabel#1. {\noindent{\bf #1.\enspace}}

% Exactly what it sounds like
\def\twodots{\mathinner{\ldotp\ldotp}}

% To tell all your friends you are using GohLaTeX
\def\GohLaTeX{G\kern-.11em\lower-.29ex\hbox{\sevenrm O}\kern-.125em\lower.3ex\hbox{H}\kern-.12em\LaTeX}