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Links to Free Computer, Mathematics, Technical Books all over the World
About Us

We Do Not Collect Any User Data!

This site is a directory of Hyperlinks to free ebooks, tutorials, and lecture notes, etc, all over the world. It is basically a free service to the communities with the focus on Information Technologies, Computer Science, Mathematics, etc.

Therefore, all the items (books, lecture notes, etc.) listed in this site are just Hyperlinks to other web pages all over the world (same as search results in Google). That includes, but not limited to, ebooks, lecture notes, and tutorials, etc.

In other words, this site DOES NOT contain any actual content of the books or lecture notes listed in this site, except few with special permission/licenses.

Therefore, this website is as legal as search results of any search engines like Google, Yahoo, etc.

In fact, over 95% of the books (links) listed in this site were the search results by Google, Yahoo!, Bing and other search engines. The rest of links were recommanded by authors or readers like you.

This site promotes Open Access (OA) content, about 20% of books listed in this site are under Creative Commons, MIT, GFDL or other open access licenses.

This site neither supports copyright infringement, nor links to web sites that trade copyrighted material. If you find any questionable links on this web site, please contact the webmaster (see the contact info at the bottom).

For more questions, please read the Frequently Asked Questions.

Since we do not own or host any of those books, therefore, we do not have any control of them. If you have questions related to those books, like their appearance/display, their formats, download services, book purchase, etc., please contact the author(s), website owners or publishers DIRECTLY.

For the same reason, please do not ask us to place any particular books into this site, unless you are the author, owner or publisher of the books.

Note: If you are the owner of web sites linked DIRECTLY by this web site, or authors, owners, publishers whose books are linked DIRECTLY from this site to your web sites, and you are not completely satisfied with the way it is displayed, or you do not like to be linked from this web site, please let us know, we will make appropriate changes, or remove the links.

Authors, owners or publishers are very welcome to place links of their books, lecture notes and tutorials in this site.

If you find some good online free books, please send us the links. we will gladly add them into this collection so others can enjoy your discovery. If you want to send us soft/digital copies, please make sure there is NO COPYRIGHT VIOLATIONS, thanks!!!

If one link (site) doesn't work properly, try some [Mirror] links (sites) if there are some. If you cannot find books you want, try Other Free Books Sites.

Please report broken links, so we can fix them, or find replacements.

Thank you for your coorperation.

Free Computer Books Team
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