https://github.com/CommonDoc/parenml.git

```
git clone 'https://github.com/CommonDoc/parenml.git'
```

(ql:quickload :parenml)

★2

An S-expression markup language.

```
(:section (Counting)
(:deflist
(:item (Sum Rule)
(
```*If* two tasks can be performed in $m$ and $n$ ways, respectively, then
there are $m + n$ ways of doing (:b either).))
(:item (Product Rule)
(*If* two sequential tasks can be performed in $m$ and $n$ ways,
respectively, there are $m * n$ ways of performing *the* sequence.))))

Copyright (c) 2014 Fernando Borretti

Licensed under the MIT License.