Paper · Dec 31, 2023

Ricci flows which terminate in cones

Brett Kotschwar

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Abstract

We prove that a complete solution to the Ricci flow on which has quadratic curvature decay on some end of and converges locally smoothly to the end of a cone on that neighborhood as must be a gradient shrinking soliton.

Comments: 52 pages, no figures

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Connected papers

The 8 papers on this site closest to this one, judged by the topics they share, the words and phrases in their titles and abstracts, and their authors. They are not its citations, but a map of the work around it. Papers here go back to 2021, plus the canon.

Connected papers This paper in the centre and the 8 papers closest to it around it, in date order clockwise from the top. The closer a paper sits to the centre, the stronger the connection. This paper On a dichotomy of the curvature decay of steady Ricci soliton (Pak-Yeung Chan and Bo Zhu, 2021)6Chan 2021 Uniqueness of Asymptotically Conical Gradient Shrinking Solitons in G_2-Laplacian Flow (Mark Haskins, Ilyas Khan and Alec Payne, 2022)2Haskins 2022 Backward propagation of warped product structures and asymptotically conical shrinkers (Brett Kotschwar, 2023)1Kotschwar 2023 On the shrinking solitons of generalized Ricci flow (Xilun Li and Yanan Ye, 2024)4Li 2024 Ends of (singular) Ricci shrinkers (Alessandro Bertellotti and Reto Buzano, 2024)8Bertellotti 2024 Uniqueness of asymptotically conical Kähler-Ricci flow (Longteng Chen, 2025)3Chen 2025 Rigidity of Gradient Shrinking Ricci Solitons with a Vanishing Bach-like Tensor and Related Variational Formulas (James Siene, 2025)7Siene 2025 Ricci solitons as critical points of quadratic curvature functionals (Atreyee Bhattacharya and Sayoojya Prakash, 2026)5Bhattacharya 2026
Closer to the centre: more closely connected. Clockwise from the top: oldest to newest. Ricci flowWider flowsalso connected to each other
  1. Backward propagation of warped product structures and asymptotically conical shrinkers

    Brett Kotschwar PDF

    Topics Ricci solitons · Same author Brett Kotschwar · Shared terms “shrinking solitons”, “gradient shrinking”

  2. Uniqueness of Asymptotically Conical Gradient Shrinking Solitons in G_2-Laplacian Flow

    Mark Haskins, Ilyas Khan and Alec Payne PDF

    Topics Ricci solitons · Shared terms “shrinking solitons”, “gradient shrinking”

  3. Uniqueness of asymptotically conical Kähler-Ricci flow

    Longteng Chen PDF

    Topics Ricci solitons · Shared terms “complete solution”, “quadratic curvature”, “curvature decay”

  4. On the shrinking solitons of generalized Ricci flow

    Xilun Li and Yanan Ye PDF

    Topics Ricci solitons · Shared terms “shrinking solitons”, “gradient shrinking”

  5. Ricci solitons as critical points of quadratic curvature functionals

    Atreyee Bhattacharya and Sayoojya Prakash PDF

    Topics Ricci solitons · Shared terms “quadratic curvature”

  6. On a dichotomy of the curvature decay of steady Ricci soliton

    Pak-Yeung Chan and Bo Zhu PDF

    Topics Ricci solitons · Shared terms “curvature decay”

  7. Rigidity of Gradient Shrinking Ricci Solitons with a Vanishing Bach-like Tensor and Related Variational Formulas

    James Siene PDF

    Topics Ricci solitons · Shared terms “gradient shrinking”, “quadratic curvature”

Read around it

Background reading

The guides for the topics of this paper: what each idea is, why it matters, and the papers to read first.

In the guidebook

  1. 11B.1
    Ricci SolitonsBook 11B · Solitons, Compactness and Singularities

    Self-similar solutions: the Gaussian, cylinders, the cigar and the Bryant soliton.

  2. 12B.2
    The Asymptotic Soliton and Three-Dimensional ShrinkersBook 12B · κ-Solutions and Surgery

    Perelman's Proposition 11.2 proved with Morgan and Tian: the reduced-length bounds on κ-solutions, the limit of rescalings, the equality case, and the classification of shrinking solitons in dimensions two and three.

  3. 5A.5
    Uniformization and the Two-Dimensional Ricci FlowBook 5A · Complex Analysis and Conformal Geometry

    Constant-curvature metrics on surfaces, and Ricci flow as a heat equation for the conformal factor.