欧氏格的斜率、张量积与群作用
数论
2018-11-26 v2
摘要
我们研究欧氏格的最小斜率在张量积下的行为。一个一般猜想预测,对所有欧氏格 和 均有 。我们证明在附加假设 和 被其自同构群无重数地作用、且其中之一至多具有 个不可约分支时,该等式成立。
引用
@article{arxiv.1806.04984,
title = {Slopes of Euclidean lattices, tensor product and group actions},
author = {Renaud Coulangeon and Gabriele Nebe},
journal= {arXiv preprint arXiv:1806.04984},
year = {2018}
}
备注
Update of a previous version. The main result is now stated for Hermitian bundles over totally real or CM number fields. A few proofs of intermediate results have been simplified