Credits: http://www.nbb.cornell.edu/neurobio/land/OldStudentProjects/cs490-94to95/hwchen/#results This is only a little experiment. (Faster downloading, v. turbo) I do not remember the matrix calculus (I saw it on Wikipedia), it is possible my math is incorrect, but my first tree looks the green tree on the site above (the others are the same changing the angle) I think this is not properly 3D; I think that "L-System 3D", with more rules, only makes the plants look more real. Music: Winter leaves (You Tube)