Results 1 to 10 of about 38 (38)

A Carleman inequality on product manifolds and applications to rigidity problems

open access: yesAdvanced Nonlinear Studies, 2023
In this article, we prove a Carleman inequality on a product manifold M×RM\times {\mathbb{R}}. As applications, we prove that (1) a periodic harmonic function on R2{{\mathbb{R}}}^{2} that decays faster than all exponential rate in one direction must be ...
Sun Ao
doaj   +1 more source

Universal inequalities of the poly-drifting Laplacian on smooth metric measure spaces

open access: yesOpen Mathematics, 2021
In this paper, we study the eigenvalue problem of poly-drifting Laplacian on complete smooth metric measure space (M,⟨,⟩,e−ϕdv)\left(M,\langle ,\rangle ,{e}^{-\phi }{\rm{d}}v), with nonnegative weighted Ricci curvature Ricϕ≥0{{\rm{Ric}}}^{\phi }\ge 0 for
Hou Lanbao   +3 more
doaj   +1 more source

A priori bounds, existence, and uniqueness of smooth solutions to an anisotropic Lp Minkowski problem for log-concave measure

open access: yesAdvanced Nonlinear Studies, 2023
In the present article, we prove the existence and uniqueness of smooth solutions to an anisotropic Lp{L}_{p} Minkowski problem for the log-concave measure.
Chen Zhengmao
doaj   +1 more source

Geometry of CMC surfaces of finite index

open access: yesAdvanced Nonlinear Studies, 2023
Given r0>0{r}_{0}\gt 0, I∈N∪{0}I\in {\mathbb{N}}\cup \left\{0\right\}, and K0,H0≥0{K}_{0},{H}_{0}\ge 0, let XX be a complete Riemannian 3-manifold with injectivity radius Inj(X)≥r0\hspace{0.1em}\text{Inj}\hspace{0.1em}\left(X)\ge {r}_{0} and with the ...
Meeks William H., Pérez Joaquín
doaj   +1 more source

Stable anisotropic minimal hypersurfaces in $\mathbf {R}^{4}$

open access: yesForum of Mathematics, Pi, 2023
We show that a complete, two-sided, stable immersed anisotropic minimal hypersurface in $\mathbf {R}^4$ has intrinsic cubic volume growth, provided the parametric elliptic integral is $C^2$ -close to the area functional.
Otis Chodosh, Chao Li
doaj   +1 more source

Eigenvalue inequalities for the buckling problem of the drifting Laplacian of arbitrary order

open access: yesAdvances in Nonlinear Analysis, 2022
In this paper, we investigate the buckling problem of the drifting Laplacian of arbitrary order on a bounded connected domain in complete smooth metric measure spaces (SMMSs) supporting a special function, and successfully obtain a general inequality for
Du Feng   +3 more
doaj   +1 more source

Generalized Helicoidal Surfaces in Euclidean 5-space

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2021
In this paper, we study generalized helicoidal surfaces in Euclidean 5-space. We obtain the necessary and sufficient conditions for generalized helicoidal surfaces in Euclidean 5-space to be minimal, flat or of zero normal curvature tensor, which are ...
Uçum Ali, Sakaki Makoto
doaj   +1 more source

Minimal surfaces with non-trivial geometry in the three-dimensional Heisenberg group

open access: yesComplex Manifolds, 2022
We study symmetric minimal surfaces in the three-dimensional Heisenberg group Nil3 using the generalized Weierstrass type representation, the so-called loop group method.
Dorfmeister Josef F.   +2 more
doaj   +1 more source

Evolution of the first eigenvalue of the Laplace operator and the p-Laplace operator under a forced mean curvature flow

open access: yesOpen Mathematics, 2020
In this paper, we discuss the monotonicity of the first nonzero eigenvalue of the Laplace operator and the p-Laplace operator under a forced mean curvature flow (MCF).
Qi Xuesen, Liu Ximin
doaj   +1 more source

Lagrangian geometry of the Gauss images of isoparametric hypersurfaces in spheres

open access: yesComplex Manifolds, 2019
The Gauss images of isoparametric hypersufaces of the standard sphere Sn+1 provide a rich class of compact minimal Lagrangian submanifolds embedded in the complex hyperquadric Qn(ℂ).
Miyaoka Reiko, Ohnita Yoshihiro
doaj   +1 more source

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