In my book I have automatically-numbered chapters and sections but when I type
\chapter{CHAP 1}
\section{SEC 1}
\subsection{SUBSEC 1}
\subsection{SUBSEC 2}
I receive a chapter with number 1, section with number 1, and subsections with numbers 1.1
and 1.2
but I'd like to have chapter numbered 1
, section numbered 1.1
and subsetions with numbers 1.1.1
and 1.1.2
. Please, can anyone can help me ?
My code is below:
\documentclass[envcountresetchap]{svmult}
\usepackage{polski}
\usepackage{amsfonts}
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{mathptmx}
\usepackage{helvet}
\usepackage{courier}
\usepackage{makeidx}
\usepackage{graphicx}
\usepackage{multicol}
\usepackage{footmisc}
\usepackage{subeqnarray}
\usepackage[T1]{fontenc}
\usepackage[latin2]{inputenc}
\usepackage{fancyhdr}
\pagestyle{fancy}
\usepackage{rotating}
\usepackage{tikz}
\usepackage{float} %pakiet do obsługi obrazków
\usepackage{graphicx} %pakiet do dodawania obrazków
\usepackage{tabularx}
\usepackage{longtable}
\usepackage{booktabs}
\usepackage{tikz}
\usepackage{float}
\usepackage{hyperref}
\hypersetup{colorlinks=true,
linkcolor=blue,
citecolor=blue,
urlcolor=blue}
\title*{Title}
\begin{document}
\frontmatter
\maketitle
\preface
\lipsum
\tableofcontents
\mainmatter
\chapter{CHAP 1}
\section{SEC 1}
\subsection{SUBSEC 1}
\subsection{SUBSEC 2}
\end{document}
\renewcommand\thesection{\thechapter.\arabic{section}}
to the preamble.