Symplectic modular symbols
Number Theory
2007-05-23 v2
Abstract
Let K be a number field with euclidean ring of integers O. Let G be a finite-index torsion-free subgroup of Sp(2n, O). We exhibit a finite, geometrically defined spanning set of the top dimensional integral cohomology of G by generalizing the modular symbol algorithm of Ash and Rudolph.
Keywords
Cite
@article{arxiv.math/9809059,
title = {Symplectic modular symbols},
author = {Paul E. Gunnells},
journal= {arXiv preprint arXiv:math/9809059},
year = {2007}
}
Comments
21 pages, 8 figures, AMS-LaTeX, uses psfrag.sty, incorporates referee's comments