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arXiv 2208.03071math.DG
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关于具有Bismut-Strominger平行挠率的Hermite流形

On Hermitian manifolds with Bismut-Strominger parallel torsion

Quanting Zhao, Fangyang Zheng

摘要:

本文研究了Bismut-Strominger联络具有平行挠率张量的Hermitian流形,称之为{ \em Bismut挠平行流形,}或简称为{ \em BTP}流形.我们得到了用曲率张量刻画这类方程的一个充要条件。特别地,Bismut平坦流形或Bismut Kähler-like流形是{ \em BTP}流形,由我们先前的结果已知。我们还得到了非平衡{ \em BTP}流形的结构结果,以及非平衡{ \em BTP}三重流形和平衡{ \em BTP}三重流形的分类定理.

英文摘要:

In this article, we study Hermitian manifolds whose Bismut-Strominger connection has parallel torsion tensor, which will be called {\em Bismut torsion parallel manifolds,} or {\em BTP} manifolds for short. We obtain a necessary and sufficient condition characterizing this class in terms of the curvature tensor. In particular, Bismut flat or Bismut Kähler-like manifolds are {\em BTP} manifolds, known by our earlier results. We also obtain structural results for non-balanced {\em BTP} manifolds, and classification theorems for non-balanced {\em BTP} threefolds and balanced {\em BTP} threefolds.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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