Paper · Dec 19, 2025

Characterizations of Almost Ricci Bourguignon Solitons

Mohammad Aqib, Hemangi Madhusudan Shah, Dhriti Sundar Patra

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Abstract

In this paper, we revisit the study of almost Ricci-Bourguignon solitons by clarifying their position in the broader context of Einstein-type metrics. Motivated by known rigidity results for compact almost Ricci solitons, we aim to identify conditions under which a compact almost RB-soliton is trivial or exhibits special geometric properties. We compare our results with classical theorems of Barros and Ribeiro, and explain explicitly how our work extends or complements these earlier findings.

Comments: 21 pages

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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 conformal collineation and almost Ricci solitons (Adara M. Blaga and Bang-Yen Chen, 2022)6Blaga 2022 Back to almost Ricci solitons (Vladimir Rovenski, Sergey Stepanov and Irina Tsyganok, 2023)4Rovenski 2023 Nature of Some Solitons on Almost coKähler Manifolds and Asymptotically Harmonic Manifolds (Paritosh Ghosh, Hemangi Madhusudan Shah and Arindam Bhattacharyya, 2023)2Ghosh 2023 Almost Ricci solitons on Finsler spaces (Qiaoling Xia, 2024)5Xia 2024 Ricci Solitons on the Poincaré upper half plane (Abdou Bousso and Ameth Ndiaye, 2025)3Bousso 2025 Geometric study of non-constant vector fields making hyperbolic space Ricci-Bourguignon solitons (Mafal Ndiaye Diop, Abdou Bousso, Cheikh Khoule et al., 2025)1Diop 2025 Non-compact Ricci Solitons of Finite Volume with Potential Field of Constant Length (Hemangi Madhusudan Shah, Sharief Deshmukh and Mohammad Aqib, 2026)8Shah 2026 On a compact Einstein-type manifolds with Riemannian foliations (Jungwoo Moon, 2026)7Moon 2026
Closer to the centre: more closely connected. Clockwise from the top: oldest to newest. Ricci flowWider flowsalso connected to each other
  1. Geometric study of non-constant vector fields making hyperbolic space Ricci-Bourguignon solitons

    Mafal Ndiaye Diop, Abdou Bousso, Cheikh Khoule et al. PDF

    Topics Almost & η-Ricci solitons · Shared terms “Bourguignon soliton”, “Ricci Bourguignon”

  2. Nature of Some Solitons on Almost coKähler Manifolds and Asymptotically Harmonic Manifolds

    Paritosh Ghosh, Hemangi Madhusudan Shah and Arindam Bhattacharyya PDF

    Topics Almost & η-Ricci solitons, Ricci solitons · Same author Hemangi Madhusudan Shah · Shared terms “Einstein”

  3. Ricci Solitons on the Poincaré upper half plane

    Abdou Bousso and Ameth Ndiaye PDF

    Topics Almost & η-Ricci solitons, Ricci solitons · Shared terms “Bourguignon soliton”, “Ricci Bourguignon”

  4. Back to almost Ricci solitons

    Vladimir Rovenski, Sergey Stepanov and Irina Tsyganok PDF

    Topics Almost & η-Ricci solitons, Ricci solitons · Shared terms “compact almost”, “Einstein”

  5. Almost Ricci solitons on Finsler spaces

    Qiaoling Xia PDF

    Topics Almost & η-Ricci solitons, Stability & uniqueness, Ricci solitons · Shared terms “characterization”, “Einstein”

  6. On conformal collineation and almost Ricci solitons

    Adara M. Blaga and Bang-Yen Chen PDF

    Topics Almost & η-Ricci solitons, Ricci solitons

  7. On a compact Einstein-type manifolds with Riemannian foliations

    Jungwoo Moon PDF

    Topics Almost & η-Ricci solitons, Ricci solitons · Shared terms “Einstein type”, “compact almost”

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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.