1. I have read and understand GitHub's Guide to Filing a DMCA Notice.

2. Identify the copyrighted work you believe has been infringed.

https://github.com/tl3shi/books/blob/master/GameDev/Math/Mathematics.for.3D.Game.Programming.and.Computer.Graphics%2C.Lengyel%2C.3rd%2C.2011.pdf

3. Identify the material that you allege is infringing the copyrighted work listed in item #2, above.

The PDF file identified above is an illegal copy of the book “Mathematics for 3D Game Programming and Computer Graphics, 3rd ed.”.

http://mathfor3dgameprogramming.com/

4. Explain what the affected user would need to do in order to remedy the infringement.

The file must be permanently removed.

5. Provide your contact information. Include your email address, name, telephone number and physical address.

[private]  
[private]  
[private]  
[private]  
[private]  

6. Provide contact information, if you know it, for the alleged infringer.

Username “tl3shi”.

7. I have a good faith belief that use of the copyrighted materials described above on the infringing web pages is not authorized by the copyright owner, or its agent, or the law.

8. I swear, under penalty of perjury, that the information in this notification is accurate and that I am the copyright owner, or am authorized to act on behalf of the owner, of an exclusive right that is allegedly infringed.

9. Signed /[private]/

Also, the same user has posted many other books that are infringing the copyrights of other authors:

https://github.com/tl3shi/books

Please do something about it.
