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Related papers: Rotationally Symmetric F-harmonic Maps Equations

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We study a second order ordinary differential equation corresponding to rotationally symmetric $p$-harmonic maps. We show unique continuation and Liouville's type theorems for positive solutions. We discuss the existence of bounded positive…

dg-ga · Mathematics 2008-02-03 Man Chun Leung

We study the Liouville type theorems for transversally harmonic and biharmonic maps on foliated Riemannian manifolds

Differential Geometry · Mathematics 2016-06-30 Min Joo Jung , Seoung Dal Jung

We study biharmonic maps and f-biharmonic maps from a round sphere $(S^2, g_0)$, the latter maps are equivalent to biharmonic maps from Riemann spheres $(S^2, f^{-1}g_0)$. We proved that for rotationally symmetric maps between rotationally…

Differential Geometry · Mathematics 2016-03-23 Ze-Ping Wang , Ye-Lin Ou , Han-Chun Yang

In this note, we generalize biharmonic equation for rotationally symmetric maps ([4], [16], [10]) to equivariant maps between model spaces and use it to give a complete classification of rotationally symmetric conformal biharmonic maps from…

Differential Geometry · Mathematics 2019-10-08 Ye-Lin Ou

We prove several Liouville theorems for F-harmonic maps from some complete Riemannian manifolds by assuming some conditions on the Hessian of the distance function, the degrees of F(t) and the asymptotic behavior of the map at infinity. In…

Differential Geometry · Mathematics 2011-11-09 Yuxin Dong , Hezi Lin , Guilin Yang

In this paper, we mainly derive monotonicity formula of generalized map using conservation law, including $\phi$-$F$ harmonic map coupled with $\phi$-$F$ symphonic map with $m$ form and potential from metric measure space, $ p $ harmonic…

Differential Geometry · Mathematics 2022-12-16 Xiangzhi Cao

We describe work on solutions of certain non-divergence type and therefore non-variational elliptic and parabolic systems on manifolds. These systems include Hermitian and affine harmonics which should become useful tools for studying…

Differential Geometry · Mathematics 2010-11-16 Jürgen Jost , Fatma Muazzez Şimşir

In this paper, we discuss the associated family of harmonic maps $\mathcal{F}: M \rightarrow G/K$ from a Riemann surface $M$ into inner symmetric spaces of compact or non-compact type which are either algebraic or totally symmetric. These…

Differential Geometry · Mathematics 2024-08-23 Josef F. Dorfmeister , Peng Wang

Motivated by the rich theory of harmonic maps from a 2-sphere, we study biharmonic maps from a 2-sphere in this paper. We first derive biharmonic equation for rotationally symmetric maps between rotationally symmetric 2-manifolds. We then…

Differential Geometry · Mathematics 2015-06-17 Ze-Ping Wang , Ye-Lin Ou , Han-Chun Yang

In this paper, we study $(\mathcal F,\mathcal F')_{p}$-harmonic maps between foliated Riemannian manifolds $(M,g,\mathcal F)$ and $(M',g',\mathcal F')$. A $(\mathcal F,\mathcal F')_{p}$-harmonic map $\phi:(M,g,\mathcal F)\to (M',…

Differential Geometry · Mathematics 2022-03-14 Xueshan Fu , Seoung Dal Jung

Both bi-harmonic map and $f$-harmonic map have nice physical motivation and applications. In this paper, by combination of these two harmonic maps, we introduce and study $f$-bi-harmonic maps as the critical points of the $f$-bi-energy…

Differential Geometry · Mathematics 2015-03-20 Wei-Jun Lu

We continue our study [Ou4] of f-biharmonic maps and f-biharmonic submanifolds by exploring the applications of f-biharmonic maps and the relationships among biharmonicity, f-biharmonicity and conformality of maps between Riemannian…

Differential Geometry · Mathematics 2016-05-03 Ye-Lin Ou

In this paper, we obtained Liouville theorem for $ \phi $-$F$-symphonic map , $ \phi $-$F$-harmonic map and $ \phi $-$\Phi_{S, p, \varepsilon}$ harmonic map with free boundary on metric measure space.

Differential Geometry · Mathematics 2023-06-16 Xiangzhi Cao

In this note we will provide a gradient estimate for harmonic maps from a complete noncompact Riemannian manifold with compact boundary (which we call "Kasue manifold") into a simply connected complete Riemannian manifold with non-positive…

Differential Geometry · Mathematics 2023-04-06 Jun Sun , Xiaobao Zhu

In this paper, we prove that the class of bi-f-harmonic maps and that of f-biharmonic maps from a conformal manifold of dimension not equal to 2 are the same (Theorem 1.1). We also give several results on nonexistence of proper…

Differential Geometry · Mathematics 2018-08-08 Yong Luo , Ye-Lin Ou

This paper is a study of harmonic maps from Riemannian polyhedra to (locally) non-positively curved geodesic spaces in the sense of Alexandrov. We prove Liouville-type theorems for subharmonic functions and harmonic maps under two different…

Metric Geometry · Mathematics 2014-12-02 Zahra Sinaei

We introduce a class of maps from an affine flat into a Riemannian manifold that solve an elliptic system defined by the natural second order elliptic operator of the affine structure and the nonlinear Riemann geometry of the target. These…

Differential Geometry · Mathematics 2010-12-17 Jürgen Jost , Fatma Muazzez Şimşir

The first result in this study is a non-existence theorem for $\alpha-$harmonic mappings. Additionally, a direct connection between the $\alpha-$ harmonic and harmonic maps is made possible via conformal deformation. Second, the instability…

Differential Geometry · Mathematics 2022-08-26 Seyed Mehdi Kazemi Torbaghan , Keyvan Salehi

We prove several unique continuation results for biharmonic maps between Riemannian manifolds.

Differential Geometry · Mathematics 2019-02-20 Volker Branding , Cezar Oniciuc

In this paper, we derive a sub-gradient estimate for pseudoharmonic maps from noncompact complete Sasakian manifolds which satisfy CR sub-Laplace comparison property, to simply-connected Riemannian manifolds with nonpositive sectional…

Differential Geometry · Mathematics 2015-06-17 Yibin Ren , Guilin Yang , Tian Chong
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