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In the present paper, we study bi-$f$-harmonic maps which generalize not only $f$-harmonic maps, but also biharmonic maps. We derive bi-$f$-harmonic equations for curves in the Euclidean space, unit sphere, hyperbolic space, and in…

Differential Geometry · Mathematics 2025-08-04 Selcen Yüksel Perktaş , Adara Monica Blaga , Feyza Esra Erdoğan , Bilal Eftal Acet

In this paper we give necessary and sufficient conditions for spacelike and timelike curves in a conformally flat, quasi conformally flat and conformally symmetric 4-dimensional \textit{LP}-Sasakian manifold to be proper biharmonic. Also,…

Differential Geometry · Mathematics 2009-02-17 Sadık Keleş , Selcen Yüksel Perktaş , Erol Kılıç

We study f-biharmonic and bi-f-harmonic submanifolds in both generalized complex and Sasakian space forms. We prove necessary and sufficient condition for f-biharmonicity and bi-f-harmonicity in the general case and many particular cases.…

Differential Geometry · Mathematics 2016-09-28 Julien Roth , Abhitosh Upadhyay

We consider slant normal magnetic curves in $(2n+1)$-dimensional $S$-manifolds. We prove that $\gamma $ is a slant normal magnetic curve in an $% S $-manifold $(M^{2m+s},\varphi ,\xi _{\alpha },\eta ^{\alpha },g)$ if and only if it belongs…

General Mathematics · Mathematics 2020-04-14 Şaban Güvenç , Cihan Özgür

We classify the biharmonic Legendre curves in a Sasakian space form, and obtain their explicit parametric equations in the $(2n+1)$-dimensional unit sphere endowed with the canonical and deformed Sasakian structures defined by Tanno. Then,…

Differential Geometry · Mathematics 2007-06-29 D. Fetcu , C. Oniciuc

We consider biharmonic submanifolds in both generalized complex and Sasakian space forms. After giving the biharmonicity conditions for submanifolds in these spaces, we study different particular cases for which we obtain curvature…

Differential Geometry · Mathematics 2017-02-22 Julien Roth , Abhitosh Upadhyay

We explore the geometric properties of biharmonic curves in warped product manifolds of the form $I\times _{f}M^{n}(c)$, where $I$ is an open interval and $M^{n}(c)$ is a space of constant curvature. By establishing a main theorem, we…

Differential Geometry · Mathematics 2025-05-06 Şaban Güvenç , Cihan Özgür

$f$-Biharmonic maps are generalizations of harmonic maps and biharmonic maps. In this paper, we obtain some descriptions of $f$-biharmonic curves in a space form. We also obtain a complete classification of proper $f$-biharmonic isometric…

Differential Geometry · Mathematics 2024-02-13 Ze-Ping Wang , Li-Hua Qin

In this paper, we consider p-biharmonic submanifolds of aspace form. We give the necessary and sufficient conditions for a submanifold to be p-biharmonic in a space form. We present some new properties for the stress p-bienergy tensor.

Differential Geometry · Mathematics 2023-06-22 Khadidja Mouffoki , Ahmed Mohammed Cherif

In the present paper we survey the most recent classification results for proper biharmonic submanifolds in unit Euclidean spheres. We also obtain some new results concerning geometric properties of proper biharmonic constant mean curvature…

Differential Geometry · Mathematics 2009-08-24 A. Balmuş , S. Montaldo , C. Oniciuc

We classify all proper-biharmonic Legendre curves in a Sasakian space form and point out some of their geometric properties. Then we provide a method for constructing anti-invariant proper-biharmonic submanifolds in Sasakian space forms.…

Differential Geometry · Mathematics 2008-09-30 D. Fetcu , C. Oniciuc

f-Biharmonic maps are the extrema of the f-bienergy functional. f-biharmonic submanifolds are submanifolds whose defining isometric immersions are f-biharmonic maps. In this paper, we prove that an f-biharmonic map from a compact Riemannian…

Differential Geometry · Mathematics 2016-01-20 Ye-Lin Ou

Biharmonic hypersurfaces in a generic conformally flat space are studied in this paper. The equation of such hypersurfaces is derived and is used to determine the conformally flat metric $f^{-2}\delta_{ij}$ on the Euclidean space…

Differential Geometry · Mathematics 2012-04-26 Liang Tang , Ye-Lin Ou

In this paper, we give a necessarly and sufficient condition for orbits of linear isotropy representations of Riemannian symmetric spaces are biharmonic submanifolds in hyperspheres in Euclidean spaces. In particular, we obtain examples of…

Differential Geometry · Mathematics 2017-04-26 Shinji Ohno

Biharmonic curves are a generalization of geodesics, with applications in elasticity theory and various branches of computer science. The paper proposes a first study of biharmonic curves in spaces with Finslerian geometry, covering the…

Differential Geometry · Mathematics 2013-07-23 Nicoleta Voicu

A hypersurface is said to be totally biharmonic if all its geodesics are biharmonic curves in the ambient space. We prove that a totally biharmonic hypersurface into a space form is an isoparametric biharmonic hypersurface, which allows us…

Differential Geometry · Mathematics 2019-12-24 Stefano Montaldo , Alvaro Pampano

We first study $f$-biharmonicity of totally umbilical hypersurfaces in a generic Riemannian manifold and then prove that any totally umbilical proper $f$-biharmonic hypersurface in a nonpositively curved manifold has to be noncompact. We…

Differential Geometry · Mathematics 2024-10-29 Ze-Ping Wang , Li-Hua Qin , Xue-Yi Chen

We give necessary and sufficient conditions for a Lagrangian submanifold of a K\"ahler manifold to be biharmonic. Furthermore, we classify biharmonic PNMC Lagrangian submanifolds in the complex space forms.

Differential Geometry · Mathematics 2012-04-10 Shun Maeta , Hajime Urakawa

In this work, we extend the concepts of $p$-biharmonic maps and $p$-biharmonic hypersurfaces to provide a broader characterization of $(p,q)$-harmonic hypersurfaces and $(p,q)$-harmonic curves in Riemannian manifolds, including Einstein…

Differential Geometry · Mathematics 2026-03-26 Moustafa Tadj , Ahmed Mohammed Cherif , Fethi Latti

The aim of this paper is to study triharmonic curves in three dimensional f-Kenmotsu manifolds. We investigate necessary and sufficient conditions for Frenet curves, and specifically for slant and Legendre curves to be triharmonic. Then we…

Differential Geometry · Mathematics 2021-09-28 Serife Nur Bozdag
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