http://en.wikipedia.org/wiki/John_Hopcroft
http://www.cs.cornell.edu/jeh/
_ Computer Science 10 - Lecture 1
http://www.youtube.com/watch?v=A4Y6YZ7GAgI
_ Computer Science 10 - Lecture 2: 3D Graphics
http://www.youtube.com/watch?v=IrhwVIXWU5Y
http://en.wikipedia.org/wiki/John_Hopcroft
http://www.cs.cornell.edu/jeh/
_ Computer Science 10 - Lecture 1
http://www.youtube.com/watch?v=A4Y6YZ7GAgI
_ Computer Science 10 - Lecture 2: 3D Graphics
http://www.youtube.com/watch?v=IrhwVIXWU5Y