| Index of Examples | Sequence of Successive Preimages | Map | Latex |
$ A = \begin{pmatrix} 1 & 2 \\ 1 & -1 \end{pmatrix}, u(x,y) = \Bigl(-0.040528 \cos(x) + -0.049276 \cos(x)\sin(y) + 0.101321 \cos(y) + 0.082127 \sin(x)\cos(y) + 0.016425 \cos(x)\cos(2y) , -0.101321 \cos(x) + -0.082127 \cos(x)\sin(y) + -0.040528 \cos(y) + -0.049276 \sin(x)\cos(y) + 0.016425 \cos(2x)\cos(y)\Bigr)$