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  • P-ISSN3059-0604
  • E-ISSN3059-1309
  • KCI

Generalized Ricci Solitons on 3-­dimensional Contact Metric Manifolds

한국수학교육학회지시리즈B:순수및응용수학 / Journal of the Korean Society of Mathematical Education Series B: Theoretical Mathematics and Pedagogical Mathematics, (P)3059-0604; (E)3059-1309
2024, v.31 no.4, pp.355-364
https://doi.org/10.7468/jksmeb.2024.31.4.355
Pradip Majhi (University of Calcutta)
Raju Das (University of Calcutta)

Abstract

In the present paper we study 3-dimensional contact metric manifolds with φQ = Qφ admitting generalized Ricci solitons and generalized gradient Ricci solitons. It is proven that if a 3-dimensional contact metric manifold satisfying φQ = Qφ admits a generalized Ricci soliton with non zero soliton vector eld V being pointwise collinear with the characteristic vector field ξ, then the manifold is Sasakian. Also it is shown that if a 3-dimensional compact contact metric manifold with φQ = Qφ admits a generalized gradient Ricci soliton then either the soliton is trivial or the manifold is at or the scalar curvature is constant.

keywords
generalized Ricci soliton, generalized gradient Ricci soliton

한국수학교육학회지시리즈B:순수및응용수학