Portions of this application may utilize the following copyrighted material, the use of which is hereby acknowledged.

#### KaTeX

- Copyright © 2013-2018 Khan Academy
- MIT License

#### Savanna

- Copyright © Louis D'hauwe
- MPLv2 License

#### Dwifft

- Copyright © 2015 jflinter
- MIT License

#### Sweep

- Copyright © John Sundell 2019
- MIT License

#### Reveal.js

- Copyright (C) 2016 Hakim El Hattab
- MIT License

#### Head.js

- Copyright © Tero Piirainen (tipiirai)
- MIT License

#### Highlight.js

- BSD License

#### D3.js

- BSD license.
- Copyright © 2015 Mike Bostock.

#### Billboard.js

- Copyright © 2017 Naver Corp
- MIT License

#### ZipZap

- Copyright © 2012, Pixelglow Software. All Rights Reserved.
- MIT License