| Index of Examples | Sequence of Successive Preimages | Map | Latex |
$ A = \begin{pmatrix} 1 & -1 \\ 1 & 1 \end{pmatrix}, u(x,y) = \Bigl(0.06347199983961405 + 0.01715587099111565 \sin(y) + 0.022646695049386156 \cos(y) + 0.00248808207894275 \sin(x) + 0.04776812522579674 \sin(x)\sin(y) + 0.004809827218279976 \sin(x)\cos(y) + 0.039057902764321306 \cos(x) + 0.05207666031181592 \cos(x)\sin(y) + 0.04044239403301174 \cos(x)\cos(y) , 0.22102460304072358 + 0.034426452070886876 \sin(y) + 0.020214507495850298 \cos(y) + 0.04608976352345297 \sin(x) + 0.043107196636010384 \sin(x)\sin(y) + 0.03978512555411516 \sin(x)\cos(y) + 0.0010489889757981682 \cos(x) + 0.02590944051925984 \cos(x)\sin(y) + 0.03951041967501241 \cos(x)\cos(y)\Bigr)$