带挠率的几何中的狄利克雷主特征值比较定理
微分几何
2017-10-26 v4 数学物理
math.MP
谱理论
摘要
我们描述了由黎曼流形 的测地球上的向量场 定义的 -漂移拉普拉斯算子的主特征值的极小极大公式。然后,在相应的径向截面曲率与里奇曲率以及向量场径向分量的逐点比较下,我们得到了主特征值与具有径向向量场的球对称模型空间的主特征值的比较结果。这些结果推广了已知的 情形。
引用
@article{arxiv.1509.01967,
title = {Dirichlet principal eigenvalue comparison theorems in geometry with torsion},
author = {Ana Cristina Ferreira and Isabel Salavessa},
journal= {arXiv preprint arXiv:1509.01967},
year = {2017}
}
备注
Latex, 31 pages. The results of this paper were partially reported at the AMS-EMS-SPM international meeting at Porto, 10-13 June 2015. V3. We add a detailed description of the entire spectrum of the H-Laplacian on a geodesic ball of a model space. Accepted for publication in the Journal of Mathematical Analysis and Applications ( 13/04/2017)