An algorithm for finding the Veech group of an origami
代数几何
2007-05-23 v1 几何拓扑
摘要
We study the Veech group of an origami, i.e. of a translation surface, tessellated by parallelograms. We show that it is isomorphic to the image of a certain subgroup of Aut(F_2) in SL_2(Z) = Out^+(F_2). Based on this we present an algorithm that determines the Veech group.
引用
@article{arxiv.math/0401185,
title = {An algorithm for finding the Veech group of an origami},
author = {Gabriela Schmithuesen},
journal= {arXiv preprint arXiv:math/0401185},
year = {2007}
}
备注
17 pages, 1 figure