You need a browser that supports 'canvas'
such as IE9, Firefox or Chrome
Matrix A is:
Values are:
x =
y =
l =
m =
Move the mouse over the square to control the blue vector (x,y)'
The red vector will show
(l,m)' = A(x,y)'
When the two vectors are in line, you have an eigenvector.
You can edit the matrix.