Drag points I' and J' to change the matrix.[br][br]Points I and J represent the unit basis vectors (1,0) and (0,1), while points I' and J' are their images under the transformation.[br][br]On the left you can:[br][list][*]Drag points I' and J'[/*][*]Drag the background and zoom in or out with your mouse wheel[/*][*]Show some example matrices ("Show examples")[/*][*]Show the eigenvectors, eigenvalues (and invariant lines on the right hand diagram)[/*][*]Type in a matrix of your choice ("Allow typed input")[/*][/list][br]On the right you can:[br][list][*]show [n] vectors spread around the unit circle ("Show original vectors")[/*][*]show the [n] vectors after they've been transformed by the matrix ("Show transformed vectors")[/*][*]show the change vector from before to after ("Show connecting vectors")[/*][*]show the animation of the originals becoming the new vectors ("Show animation")[/*][*]adjust the number [n] of vectors used ("No. of vectors to transform")[/*][/list]