Abstract
We prove that the scalar curvature of a homogeneous Ricci flow solution blows up at a forward or backward finite-time singularity.
Similar content being viewed by others
References
Bérard-Bergery, L.: Sur la courbure des métriques riemanniennes invariantes des groupes de Lie et des espaces homogènes. Ann. Sci. Éc. Norm. Supér. (4) 11(4), 543–576 (1978)
Berestovskii, V.N.: Compact homogeneous manifolds with integrable invariant distributions, and scalar curvature. Sb. Math. 186(7), 941–950 (1995)
Chen, B.-L., Zhu, X.-P.: Uniqueness of the Ricci flow on complete noncompact Riemannian manifolds. J. Diff. Geom. 74, 119–154 (2006)
Enders, J., Müller, R., Topping, P.: On type-I singularities in Ricci flow. Commun. Anal. Geom. 19(5), 905–922 (2011)
Hamilton, R.: Three-manifolds with positive Ricci curvature. J. Diff. Geom. 17, 255–306 (1982)
Hamilton, R.: The formation of singularities in the Ricci flow. Surv. Diff. Geom. 2, 7–136 (1995)
Knopf, D.: Estimating the trace-free Ricci tensor in Ricci flow. Proc. Am. Math. Soc. 137(9), 3099–3103 (2009)
Kotschwar, B.L.: Backwards uniqueness for the Ricci flow. Int. Math. Res. Not. 2010(21), 4064–4097 (2010)
Le, N.Q., Sesum, N.: Remarks on curvature behavior at the first singular time of the Ricci flow (2010). arXiv:1005.1220v2
Lafuente, R., Lauret, J.: On homogeneous Ricci solitons. Q. J. Math. (2013). arXiv:1210.3656
Lauret, J.: Einstein solvmanifolds and nilsolitons. Contemp. Math. 491, 1–35 (2009)
Lauret, J.: The Ricci flow for simply connected nilmanifolds. Commun. Anal. Geom. 19(5), 831–854 (2011)
Lauret, J.: Convergence of homogeneous manifolds. J. Lond. Math. Soc. 86(3), 701–727 (2012)
Lauret, J.: Ricci flow of homogeneous manifolds. Math. Z. 274, 373–403 (2013)
Sesum, N.: Curvature tensor under the Ricci flow. Am. J. Math. 127(6), 1315–1324 (2005)
Shi, W.X.: Deforming the metric on complete Riemannian manifolds. J. Diff. Geom. 30, 223–301 (1989)
Topping, P.: Lectures on the Ricci flow, London Mathematical Society Lecture Notes 325, Cambridge University Press, Cambridge (2006)
Wang, B.: On the conditions to extend Ricci flow. Int. Math. Res. Not. (2008). doi:10.1093/imrn/rnn012
Zhang, Z.: Scalar curvature behavior for finite-time singularity of Kähler-Ricci flow. Michigan Math. J. 59(2), 419–433 (2010)
Acknowledgments
I would like to thank my Ph.D. advisor Jorge Lauret for his encouragement and support, and for his many helpful comments and suggestions. This research was partially supported by Grants from CONICET (Argentina) and SeCyT (Universidad Nacional de Córdoba).
Author information
Authors and Affiliations
Corresponding author
Additional information
Communicated by Bennett Chow.
Rights and permissions
About this article
Cite this article
Lafuente, R.A. Scalar Curvature Behavior of Homogeneous Ricci Flows. J Geom Anal 25, 2313–2322 (2015). https://doi.org/10.1007/s12220-014-9514-1
Received:
Published:
Issue Date:
DOI: https://doi.org/10.1007/s12220-014-9514-1