Foldable Triangulations of Lattice Polygons
Metric Geometry
2015-07-31 v2
Abstract
We give a simple formula for the signature of a foldable triangulation of a lattice polygon in terms of its boundary. This yields lower bounds on the number of real roots of certain of systems of polynomial equations known as "Wronski systems".
Keywords
Cite
@article{arxiv.1207.6865,
title = {Foldable Triangulations of Lattice Polygons},
author = {Michael Joswig and Günter M. Ziegler},
journal= {arXiv preprint arXiv:1207.6865},
year = {2015}
}
Comments
6 pages, 3 figures