\documentclass[12pt,letterpaper]{book}

\usepackage{226_preamble}
\usepackage{pdfpages}
\usepackage{url}


\graphicspath{{./figures}}

\begin{document}





%coverpage
\setcounter{page}{0}\includepdf[noautoscale=false]{figures/226-cover.pdf}






\begin{titlepage}
\begin{center}
\textsc{\LARGE Notes on Multivariable Calculus I
}\\[2ex]

\vspace{5ex}
\hrule
\vspace{5ex}

\begin{minipage}[t]{0.3\textwidth} \begin{flushleft}
\large Izabella \textsc{{\L}aba}
\end{flushleft} \end{minipage}%
\begin{minipage}[t]{0.3\textwidth} \begin{flushleft}
\large Caleb \textsc{Marshall}
\end{flushleft} \end{minipage}%
\end{center}
\vspace{2ex}
\hrule

\vfill
\textsc{This document was typeset on \today.}
\end{titlepage}

%%We probably should talk about what to include here

\subsection*{Copyright information}
\begin{itemize}
\item Copyright \copyright\ 2026 Izabella {\L}aba and Caleb Marshall

\item Cover page photo by Izabella {\L}aba

\item Cover page design by Krysten Casumpang


\item This work is licensed under the
Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International
License. You can view a copy of the license at \\
\url{https://creativecommons.org/licenses/by-nc-sa/4.0/}.


\begin{center}
\includegraphics{by-nc-sa.pdf}
\end{center}


%\item Links to the source files can be found at the \href{https://www.math.ubc.ca/~CLP/index.html}{text webpage}
\end{itemize}



\frontmatter

\chapter*{}%Preface}

\input{lectures/lecture01}

\includepdf[noautoscale=false]{figures/handwritten-1234.pdf}

\tableofcontents

\mainmatter



%Can change the chapter count if we add an introduction
%\setcounter{chapter}{-1}




\chapter{An Introduction to Euclidean Space}

\input{lectures/lecture11}

\input{lectures/lecture12}

\input{lectures/lecture13}

\input{lectures/lecture14}

\input{lectures/lecture15}

\chapter{Functions of Several Variables}

\input{lectures/lecture21}

\input{lectures/lecture22}

\input{lectures/lecture23}

\input{lectures/lecture24}

\input{lectures/lecture25}

\input{lectures/lecture26}

\chapter{Differentiability}

\input{lectures/lecture31}

\input{lectures/lecture32}

\input{lectures/lecture33}

\input{lectures/lecture34}

\input{lectures/lecture35}

\chapter{Extreme Values}

\input{lectures/lecture41}

\input{lectures/lecture42}

\input{lectures/lecture43}

\chapter{Integration}

\input{lectures/lecture51}

\input{lectures/lecture52}

\input{lectures/lecture53}

\input{lectures/lecture54}

\input{lectures/lecture55}

\input{lectures/lecture56}

\end{document}
