$$START TITLE
Mathematics
$$END TITLE

$$START CONTENT
<h1>Differential Equations</h1>
<p>
	Differential equations describe how things in our universe change. They come up
	as fundamental equations in all models of our universe, and they also describe
	change on more macro levels as well. Understanding differential equations gives
	you one of the most powerful tools in mathematics.
</p>

<h2>Ordinary Differential Equations</h2>
<ul>
	<li><a href="./introduction.pdf">Introduction</a> -- Why we study differential equations, and explaining the simplest case.</li>
</ul>

$$END CONTENT