The signature of the Ricci curvature of left-invariant Riemannian metrics on four-dimensional Lie groups. The nonunimodular case

The signature of the Ricci curvature of left-invariant Riemannian metrics on four-dimensional Lie groups. The nonunimodular case
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四维李群上左不变黎曼度量的里奇曲率签名。

DOI:
10.3103/s1055134410010013
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发表时间:
2010
影响因子:
--
通讯作者:
Y. Nikonorov
Y. Nikonorov
中科院分区:
--
文献类型:
--
作者:
A. Kremlev;Y. Nikonorov

文献摘要

被引文献

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我们得到了四维非幺模李群上左不变黎曼度量的Ricci曲率签名的所有可能值的完全分类。
We obtain a complete classification of all the possible values of the signature of the Ricci curvature of left-invariant Riemannian metrics on four-dimensional nonunimodular Lie groups.