There is also Discrete Mathematics using a computer, which I assume from the .edu pdf is legitimately free. http://www.x.edu.uy/inet/Springer.pdf http://www.x.

There is also Discrete Mathematics using a computer, which I assume from the .edu pdf is legitimately free. http://www.x.edu.uy/inet/Springer.pdf http://www.x.edu.uy/inet/Springer.pdf