Do you know this book/HTML is generated from a text file? I traied to use MS word and other software and its seems to be very hard to maintain, sync and reformat - So i get into this crazy idea - just have a text file and write into it. I have a python svript whcih just convert this text into html.
You are free to copy and share the content. This book is free and always would be. If you have design question or find a bug in this book, please file a bug in github or mail me firstname.lastname@example.org
This site is add-free and planned to have add free till 2025. If you want to contribute, there are two easy way to do that - just send new content to me.