Seiberg-Witten预势的系数作为相交数(?)
高能物理 - 理论
2007-05-23 v1 代数几何
摘要
N=2超对称d=4杨-米尔斯理论的Seiberg-Witten预势的n-瞬子贡献表示为等变恰当形式的指数积分。对整体标度和U(1)角积分后，该积分化为(4n-3)重闭二形式的外积。该二形式形式上代表瞬子模空间（视为U(1)主丛）的欧拉类代表元，因为其在丛投影下的拉回是角一形式的外微分。我们评论了Matone最近的一个推测，该推测将瞬子问题与带孔黎曼球面的经典Liouville理论联系起来。
引用
@article{arxiv.hep-th/0110240,
title = {The coefficients of the Seiberg-Witten prepotential as intersection numbers (?)},
author = {R. Flume and R. Poghossian and H. Storch},
journal= {arXiv preprint arXiv:hep-th/0110240},
year = {2007}
}
备注
21 pages, To be published in the collection ``From Integrable Models to Gauge Theories'' (World Scientific, Singapore, 02) to honour Sergei Matinyan at the occasion of his 70'th birthday