On Tue, 20 Dec 2011 at 12:42AM +0100, Nicolas M. Thiery wrote: > I am negotiating with an editor for a printed version of the French > sage book [1]. She is quite supportive of the project, and it's on a > good track! Yet, she is taking a risk with the printing of a book > whose online version is under an open CC license. In order to assess > more precisely that risk, she would be interested in some statistics > on the printed versions of other open source books about Sage. For > example, does anyone know how many printed copies of the Sage tutorial > have been ordered?
I don't know how specifically you want to know about Sage or similar books, but the author Cory Doctorow puts all his books online, CC-licensed: http://craphound.com/. He makes a living as a writer, so having his books online for free obviously has worked out well for him. Dan -- --- Dan Drake ----- http://mathsci.kaist.ac.kr/~drake -------
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