5 files changed, 56 insertions, 24 deletions
diff --git a/book/computingME.pdf b/book/computingME.pdf
index 572b469..4ef935c 100644
--- a/book/computingME.pdf
+++ b/book/computingME.pdf
diff --git a/book/module1/array.tex b/book/module1/array.tex
index 9482065..e442ba6 100644
--- a/book/module1/array.tex
+++ b/book/module1/array.tex
@@ -35,7 +35,19 @@ the value of the element as a property. In other words, if we were to
 analyze the stress concentration of an aluminum block, the property
 would be stress.
 
+\begin{itemize}
+\tightlist
+\item
+  From
+  \href{https://numpy.org/doc/2.2/user/absolute_beginners.html}{Numpy
+  documentation}
+\end{itemize}
+
+\begin{figure}
+\centering
 \includegraphics{figures/multi-dimensional-array.png}
+\caption{Mathworks 3-D array}
+\end{figure}
 
 If the load on this block changes over time, then we may want to add a
 4th dimension i.e.~additional sets of 3-D arrays for each time
diff --git a/book/module1/basics_of_python.tex b/book/module1/basics_of_python.tex
index 4b9db05..a68400e 100644
--- a/book/module1/basics_of_python.tex
+++ b/book/module1/basics_of_python.tex
@@ -10,26 +10,40 @@ syntax, operators, order or precedence and more.
 In python \emph{indentations} or the space at the start of each line,
 signifies a block of code. This becomes important when we start working
 with function and loops. We will talk more about this in the controls
-structures tutorial. \#\#\# Comments Comments can be added to your code
-using the hash operator (\#). Any text behind the comment operator till
-the end of the line will be rendered as a comment. If you have an entire
-block of text or code that needs to be commented out, the triple
-quotation marks (``\,``\,``) can be used. Once used all the code after
-it will be considered a comment until the comment is ended with the
-triple quotation marks.f
+structures tutorial.
+
+\subsubsection{Comments}\label{comments}
+
+Comments can be added to your code using the hash operator (\#). Any
+text behind the comment operator till the end of the line will be
+rendered as a comment. If you have an entire block of text or code that
+needs to be commented out, the triple quotation marks (``\,``\,``) can
+be used. Once used all the code after it will be considered a comment
+until the comment is ended with the triple quotation marks.f
 
 \subsection{Operators}\label{operators}
 
 In python, operators are special symbols or keywords that perform
 operations on values or variables. This section covers some of the most
-common operator that you will see in this course. \#\#\# Arithmetic
-operators \textbar{} Operator \textbar{} Name \textbar{} \textbar{} ---
-\textbar{} --- \textbar{} \textbar{} + \textbar{} Addition \textbar{}
-\textbar{} - \textbar{} Subtraction \textbar{} \textbar{} * \textbar{}
-Multiplication \textbar{} \textbar{} / \textbar{} Division \textbar{}
-\textbar{} \% \textbar{} Modulus \textbar{} \textbar{} ** \textbar{}
-Exponentiation \textbar{} \textbar{} // \textbar{} Floor division
-\textbar{}
+common operator that you will see in this course.
+
+\subsubsection{Arithmetic operators}\label{arithmetic-operators}
+
+\begin{longtable}[]{@{}ll@{}}
+\toprule\noalign{}
+Operator & Name \\
+\midrule\noalign{}
+\endhead
+\bottomrule\noalign{}
+\endlastfoot
++ & Addition \\
+- & Subtraction \\
+* & Multiplication \\
+/ & Division \\
+\% & Modulus \\
+** & Exponentiation \\
+// & Floor division \\
+\end{longtable}
 
 \subsubsection{Comparison operators}\label{comparison-operators}
 
diff --git a/book/module1/jupyter_lab_notebook.tex b/book/module1/jupyter_lab_notebook.tex
index c08fd74..b7d9353 100644
--- a/book/module1/jupyter_lab_notebook.tex
+++ b/book/module1/jupyter_lab_notebook.tex
@@ -95,9 +95,12 @@ hashes determines whether it's a sub-title \texttt{\#}, \texttt{\#\#},
 
 There are two types of list in - Bullet lists: \texttt{-\ item} -
 Numbered lists: \texttt{1.\ item} \#\#\# Style - Emphasis:
-\emph{italic}, \textbf{bold}, \texttt{monospace} \#\#\# Mathematical
-Equation Markdown supports LaTeX format equations. Inline equation is
-opened and closed with a single \texttt{\$}. For a block math a double
+\emph{italic}, \textbf{bold}, \texttt{monospace}
+
+\subsubsection{Mathematical Equation}\label{mathematical-equation}
+
+Markdown supports LaTeX format equations. Inline equation is opened and
+closed with a single \texttt{\$}. For a block math a double
 \texttt{\$\$} is used instead of single.
 
 \begin{itemize}
@@ -108,12 +111,15 @@ opened and closed with a single \texttt{\$}. For a block math a double
 \item
   Block: Whilst this is a block:
   \texttt{\$\$\textbackslash{}int\_0\^{}\textbackslash{}infty\ e\^{}\{-x\^{}2\}\ dx\ =\ \textbackslash{}frac\{\textbackslash{}sqrt\{\textbackslash{}pi\}\}\{2\}\$\$}
-  \#\#\# Links and images You can insert links to a different local file
-  or online urls like this: {[}Link{]}(file.md). I insert an image it's
-  the same however start with an exclamation mark \texttt{!} like this:
-  !{[}Image Caption{]}(picture.png)
 \end{itemize}
 
+\subsubsection{Links and images}\label{links-and-images}
+
+You can insert links to a different local file or online urls like this:
+{[}Link{]}(file.md). I insert an image it's the same however start with
+an exclamation mark \texttt{!} like this: !{[}Image
+Caption{]}(picture.png)
+
 \subsection{Exporting and Sharing}\label{exporting-and-sharing}
 
 To export your notebook go to
diff --git a/book/module2/error.tex b/book/module2/error.tex
index 758a206..2646dc8 100644
--- a/book/module2/error.tex
+++ b/book/module2/error.tex
@@ -29,9 +29,9 @@ part of the computation}. An example of this could be using a finite
 number of terms from a Taylor Series expansion to approximate a
 function.
 
-Approximating $e^x$ by the first few terms of its Taylor series:
+Approximating \(e^x\) by the first few terms of its Taylor series:
 
-$e^x \approx 1 + x + \frac{x^2}{2!} + \frac{x^3}{3!}\$
+\[e^x \approx 1 + x + \frac{x^2}{2!} + \frac{x^3}{3!}\]
 
 The error comes from \textbf{neglecting} all the higher order terms
 (\(\frac{x^4}{4!}, \frac{x^5}{5!}\), \ldots).