Edition 0.1 first published 2018
Edition 0.2 first published 2021
Edition 0.3.1 first published 2021

https://yingtongli.me/pointsoforder

Copyright © 2021 Lee Yingtong Li. You may use this book, at your option, under either of the following licences:

• the Creative Commons Attribution-ShareAlike 4.0 International licence
• the GNU Free Documentation License, version 1.3

Authored in Sphinx

Cover image courtesy of Breather Products Inc., licensed under the Creative Commons CC0 1.0 Universal Public Domain Dedication

A catalogue record for this work is available from the National Library of Australia.