论 K3 曲面的导出范畴、辛自同构与 Conway 群
代数几何
2014-09-10 v4
摘要
在本注记中,我们将 Gaberdiel、Hohenegger 和 Volpato 的近期结果解释为 K3 曲面的导出等价。我们证明了 Conway 群 Co_1 中具有秩至少为四的不变格子的子群,与固定稳定性条件的射影 K3 曲面 D(Coh(X)) 的辛导出等价群之间存在自然的双射。
引用
@article{arxiv.1309.6528,
title = {On derived categories of K3 surfaces, symplectic automorphisms and the Conway group},
author = {Daniel Huybrechts},
journal= {arXiv preprint arXiv:1309.6528},
year = {2014}
}
备注
Further minor corrections, new title and new section on groups of symplectic automorphisms of varieties of K3^[n] type. To appear in Advanced Studies in Pure Math (Math. Soc. Japan)