If you want to brush op on some of your math: http://www.khanacademy.org/ http://www.khanacademy.org/ All Youtube video's clearly explaining different theories

If you want to brush op on some of your math: http://www.khanacademy.org/ http://www.khanacademy.org/ All Youtube video's clearly explaining different theories. Helped me relearn a few topics..