Doubling the equatorial for the prescribed scalar curvature problem on SN

Lipeng Duan, Monica Musso, Suting Wei

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6 Citations (SciVal)

Abstract

We consider the prescribed scalar curvature problem on SNΔSNv-N(N-2)2v+K~(y)vN+2N-2=0onSN,v>0inSN,under the assumptions that the scalar curvature K~ is rotationally symmetric, and has a positive local maximum point between the poles. We prove the existence of infinitely many non-radial positive solutions, whose energy can be made arbitrarily large. These solutions are invariant under some non-trivial sub-group of O(3) obtained doubling the equatorial. We use the finite dimensional Lyapunov–Schmidt reduction method.

Original languageEnglish
Article number40
JournalNonlinear Differential Equations and Applications
Volume30
Issue number3
DOIs
Publication statusPublished - 21 Mar 2023

Funding

L. Duan was supported by the China Scholarship Council and NSFC grant (No.11771167, No.12201140), Technology Foundation of Guizhou Province ([2001]ZK008) and Guangdong Basic and Applied Basic Research Foundation (No. 2022A1515111131). M. Musso was supported by EPSRC research Grant EP/T008458/1. S. Wei was supported by the NSFC Grant (No.12001203) and Guangdong Basic and Applied Basic Research Foundation (No. 2020A1515110622). Some part of the work was done during the visit of L. Duan to Prof. M. Musso at the University of Bath. L. Duan would like to thank the Department of Mathematical Sciences for its warm hospitality and supports.

Keywords

  • Finite dimensional Lyapunov–Schmidt reduction
  • Lyapunov–Schmidt reduction
  • Prescribed scalar curvature problem
  • Scalar curvature problem

ASJC Scopus subject areas

  • Analysis
  • Applied Mathematics

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