02-literature.Rmd

# Literature

Here is a review of existing methods.

```{marginfigure}
We know from _the first fundamental theorem of calculus_ that
for $x$ in $[a, b]$:
$$\frac{d}{dx}\left( \int_{a}^{x} f(u)\,du\right)=f(x).$$
```

如果把 marginfigure 环境里的内容放在 sidebar 里，我们可以看到公式的预览，注意行间公式和前面的文本需要空一格

::: sidebar
We know from _the first fundamental theorem of calculus_ that
for $x$ in $[a, b]$:

$$\frac{d}{dx}\left( \int_{a}^{x} f(u)\,du\right)=f(x).$$
:::