Request for comments
Dear Reader of the manuscript,
You can help improve this manuscript by providing me with feedback. Please do so by either posting your comments publicly, here, or sending them to me at sabhlok AT yahoo DOT com. Your contributions in pointing out any errors in the content will be gratefully acknowledged in the book.
January 2009: I have just entered the third-last revision of the manuscript. After this one is completed in three to four months, I will restrict public views of the manuscript to about half the book, for copyright protection purposes.