This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike License. To view a copy of this license, visit the Creative Commons website. Basically, you are free to copy, distribute, and display the book as long as you give credit to me. The restrictions are that you cannot use this book for commercial purposes without my permission. You are free to modify and build upon this work provided that you clearly mark all changes and you release the modified work under the same license as this book.
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