1 About this book Please support this book: buy it or donate 1 About this book 1.1 Where is the homepage of this book?1.2 What is in this book?1.3 What do I get for my money?1.4 How can I preview the content?1.5 How do I report errors?1.6 Tips for reading1.7 Notations and conventions1.8 Acknowledgements