icai2017.sty

\usepackage[paperwidth=170mm,paperheight=240mm,width=126mm,height=189mm,headsep=5mm,top=28mm,outer=22mm]{geometry}
\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage[english]{babel}
\usepackage[intlimits]{amsmath}
\usepackage{graphicx,url,amssymb,amsthm,titlesec}
\usepackage[justification=centerlast,textfont=small,labelsep=colon,width=95mm]{caption}
\numberwithin{equation}{section}
\overfullrule10pt
\allowdisplaybreaks

\def\institute#1{\def\@institute{#1}}\def\@institute{}
\newcounter{c@inst}
\def\inst#1{\setcounter{c@inst}{#1}\ifnum\value{c@inst}>1\vspace{1.5mm}\fi\textsuperscript{\mdseries\em\alph{c@inst}}}
\def\thanks#1{\renewcommand{\thefootnote}{\mdseries\fnsymbol{footnote}}\footnote{#1}}
\def\keywords{\par\vspace*{1.5mm}\noindent\emph{Keywords:}~}
\def\AMSclassificationnumber{\par\vspace*{1.5mm}\noindent\emph{MSC:}~}
\def\page@@style{}

\let\@old@thebibliography\thebibliography
\def\thebibliography{\small\@old@thebibliography}

\titleformat{\section}{\Large\bfseries}{\thesection.}{.44em}{}
\titleformat{\subsection}{\large\bfseries}{\thesubsection.}{.44em}{}
\titleformat{\subsubsection}{\bfseries}{\thesubsubsection.}{.44em}{}

\theoremstyle{plain}
\newtheorem{theorem}{Theorem}[section]
\newtheorem{lemma}[theorem]{Lemma}
\newtheorem{corollary}[theorem]{Corollary}
\theoremstyle{definition}
\newtheorem{definition}[theorem]{Definition}
\newtheorem{example}[theorem]{Example}
\theoremstyle{remark}
\newtheorem{remark}[theorem]{Remark}
\theoremstyle{plain}

\newlength{\start@space}
\setlength{\start@space}{7mm}

\def\maketitle{%
\normalfont\normalsize%
\page@@style%
\vspace*{\start@space}
\begin{center}
{\LARGE\bf\@title\\}\vskip8mm
{\large\bf\@author\\}\vskip5mm
{\small\rm\@institute}\vskip4mm
\end{center}
\setcounter{footnote}{0}}