Gelfand-Cetlin系统的环面退化与势函数
辛几何
2009-06-05 v2 代数几何
摘要
我们定义了射影流形上可积系统的环面退化,并证明了A型旗流形上Gelfand-Cetlin系统存在环面退化。作为应用,我们计算了Gelfand-Cetlin系统拉格朗日环面纤维的势函数。
引用
@article{arxiv.0810.3470,
title = {Toric degenerations of Gelfand-Cetlin systems and potential functions},
author = {Takeo Nishinou and Yuichi Nohara and Kazushi Ueda},
journal= {arXiv preprint arXiv:0810.3470},
year = {2009}
}
备注
54 pages, 8 figures. v2: added section 4, revised section 9, and minor changes here and there