Results 31 to 40 of about 7,727 (201)

Hebey-Vaugon conjecture II [PDF]

open access: yes, 2011
In this paper we consider the remaining cases of Hebey-Vaugon ...
Madani, Farid
core   +4 more sources

Group Actions On The Sphere And Multiplicity Results For The Cr-Yamabe Equation

open access: yesBruno Pini Mathematical Analysis Seminar, 2015
We will show that the CR-Yamabe equation has several families of infinitely many changing sign solutions, each of them having different symmetries. The problem is variational but it is not Palais-Smale: using different complex group actions on the sphere,
Vittorio Martino
doaj   +1 more source

On the negative case of the Singular Yamabe Problem [PDF]

open access: yesJournal of Geometric Analysis, 1999
The negative case of the Singular Yamabe Problem concerns the existence and behavior of complete metrics with constant negative scalar curvature on the complement of a closed set in a compact Riemannian manifold which are conformally equivalent to a smooth metric on this compact manifold.
openaire   +4 more sources

Compactness of solutions to the Yamabe problem. II [PDF]

open access: yesCalculus of Variations and Partial Differential Equations, 2005
We study compactness of solutions to the Yamabe problem on Riemannian manifolds which are not locally conformally flat.
Department of Mathematics, Rutgers University Frelinghuysen Road, Piscataway, NJ 08854, USA ( host institution )   +2 more
openaire   +5 more sources

The Singular CR Yamabe Problem and Hausdorff Dimension

open access: yes, 2023
We consider a compact pseudo-hermitian manifold (M,θ, J), that is a manifold equipped with a contact form θand CR structure J. We consider a conformal deformation of the contact form to obtain a complete, singular contact form and a corresponding Yamabe problem. We estimate then the Hausdorff dimension of the singular set. The conformal geometry analog
Chanillo, Sagun, Yang, Paul C.
openaire   +2 more sources

On the Yamabe problem on contact Riemannian manifolds [PDF]

open access: yesAnnals of Global Analysis and Geometry, 2019
44 ...
Wang, Wei, Wu, Feifan
openaire   +2 more sources

Hardy-Littlewood-Sobolev inequalities on compact Riemannian manifolds and applications

open access: yes, 2015
In this paper we extend Hardy-Littlewood-Sobolev inequalities on compact Riemannian manifolds for dimension $n\ne 2$. As one application, we solve a generalized Yamabe problem on locally conforamlly flat manifolds via a new designed energy functional and
Han, Yazhou, Zhu, Meijun
core   +1 more source

Singular solutions of fractional order conformal Laplacians

open access: yes, 2011
We investigate the singular sets of solutions of conformally covariant elliptic operators of fractional order with the goal of developing generalizations of some well-known properties of solutions of the singular Yamabe ...
Gonzalez, Maria del Mar   +2 more
core   +1 more source

Generic Properties of Critical Points of the Weyl Tensor

open access: yesAdvanced Nonlinear Studies, 2017
Given (M,g)${(M,g)}$, a smooth compact Riemannian n-manifold, we prove that for a generic Riemannian metric g the critical points of the function 𝒲g⁢(ξ):=|Weylg⁢(ξ)|g2${\mathcal{W}_{g}(\xi):=\lvert\mathrm{Weyl}_{g}(\xi)\rvert^{2}_{g}}$ with 𝒲g⁢(ξ)≠0 ...
Micheletti Anna Maria, Pistoia Angela
doaj   +1 more source

Singular Yamabe and Obata Problems [PDF]

open access: yes, 2020
17 pages ...
Gover, A. Rod, Waldron, Andrew
openaire   +2 more sources

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