\chapter{Arithmetic}
\label{chap:Arithmetic}

In this chapter, we will learn how to perform basic
arithmetic with libzahl: addition, subtraction,
multiplication, division, modulus, exponentiation,
and sign manipulation. \secref{sec:Division} is of
special importance.

\vspace{1cm}
\minitoc


\newpage
\section{Addition}
\label{sec:Addition}

TODO % zadd


\newpage
\section{Subtraction}
\label{sec:Subtraction}

TODO % zsub


\newpage
\section{Multiplication}
\label{sec:Multiplication}

TODO % zmul zmodmul


\newpage
\section{Division}
\label{sec:Division}

TODO % zdiv zmod zdivmod


\newpage
\section{Exponentiation}
\label{sec:Exponentiation}

TODO % zpow zpowu zmodpow zmodpowu


\newpage
\section{Sign manipulation}
\label{sec:Sign manipulation}

TODO % zabs zneg