Results 21 to 30 of about 2,451,324 (261)

On the Generalized of p-harmonic Maps

open access: yesInternational Electronic Journal of Geometry, 2022
In this paper, we extend the definition of p-harmonic and p-biharmonic maps between Riemannian manifolds. We present some new properties for the generalized stable p-harmonic maps.
Merdji, Bouchra, Cherif, Ahmed Mohammed
openaire   +4 more sources

On the bi-harmonic maps with potential

open access: yesArab Journal of Mathematical Sciences, 2018
In this note we characterize the harmonic maps and biharmonic maps with potential, and we prove that every biharmonic map with potential on a complete manifold satisfying some conditions is a harmonic map with potential.
Ahmed Mohammed Cherif, Mustapha Djaa
doaj   +1 more source

Affine harmonic maps

open access: yesAnalysis, 2009
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 maps are called affine harmonic.
Şimşir, Fatma Muazzez, Jost J.
openaire   +4 more sources

Exponentially Harmonic Maps into Spheres [PDF]

open access: yesAxioms, 2018
We study smooth exponentially harmonic maps from a compact, connected, orientable Riemannian manifold M into a sphere S m ⊂ R m + 1 . Given a codimension two totally geodesic submanifold Σ ⊂ S m , we show that every nonconstant exponentially harmonic map ϕ : M → S m either meets or links Σ . If H 1 ( M , Z )
Sorin Dragomir, Francesco Esposito
openaire   +4 more sources

Local solvability of a constrainedgradient system of total variation

open access: yesAbstract and Applied Analysis, 2004
A 1-harmonic map flow equation, a gradient system of total variation where values of unknowns are constrained in a compact manifold in ℝN, is formulated by the use of subdifferentials of a singular energy—the total variation.
Yoshikazu Giga   +2 more
doaj   +1 more source

Explicit construction of mock modular forms from weakly holomorphic Hecke eigenforms

open access: yesOpen Mathematics, 2022
Extending our previous work we construct weakly holomorphic Hecke eigenforms whose period polynomials correspond to elements in a basis consisting of odd and even Hecke eigenpolynomials induced by only cusp forms.
Choi SoYoung, Kim Chang Heon
doaj   +1 more source

Harmonic Maps on Kenmotsu Manifolds

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2013
We study in this paper harmonic maps and harmonic morphisms on Kenmotsu manifolds. We also give some results on the spectral theory of a harmonic map for which the target manifold is a Kenmotsu manifold.
Rehman Najma Abdul
doaj   +1 more source

Harmonic morphisms and subharmonic functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
Let M be a complete Riemannian manifold and N a complete noncompact Riemannian manifold. Let ϕ:M→N be a surjective harmonic morphism. We prove that if N admits a subharmonic function with finite Dirichlet integral which is not harmonic, and ϕ has finite
Gundon Choi, Gabjin Yun
doaj   +1 more source

Some results of the f-biharmonic maps and applications

open access: yesArab Journal of Mathematical Sciences, 2018
In this paper, we give some properties of the f-biharmonic maps, in the particular case represented by conformal maps between equidimensional manifolds.
Djelloul Djebbouri, Seddik Ouakkas
doaj   +1 more source

Graph-type biharmonic surfaces in R3

open access: yesSelecciones Matemáticas, 2020
In this work, we study biharmonic surfaces that are parameterized by biharmonic coordinate functions. We study a class of biharmonic surfaces called graph-type biharmonic surfaces. Also, we define a class of surfaces associated to two harmonic functions (
Carlos M. C. Riveros   +2 more
doaj   +1 more source

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