A note on Ricci signatures
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Abstract:
We show that only two types of Ricci signatures cannot be realized by any left-invariant metric on 4-dimensional Lie groups.References
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Additional Information
- Dezhong Chen
- Affiliation: Department of Mathematics & Statistics, McMaster University, Hamilton, Ontario L8S 4K1, Canada
- Email: chend6@math.mcmaster.ca
- Received by editor(s): December 18, 2007
- Published electronically: August 4, 2008
- Communicated by: Jon G. Wolfson
- © Copyright 2008
American Mathematical Society
The copyright for this article reverts to public domain 28 years after publication. - Journal: Proc. Amer. Math. Soc. 137 (2009), 273-278
- MSC (2000): Primary 53C21
- DOI: https://doi.org/10.1090/S0002-9939-08-09572-5
- MathSciNet review: 2439450