English
Related papers

Related papers: A class of curvature type equations

200 papers

In this paper we study the Dirichlet problem of translating mean curvature equations over domains in Riemannian manifolds with dimension $n$. Imitating the generalized solution theory of Miranda-Giusti, we define a new conformal area…

Differential Geometry · Mathematics 2019-03-19 Hengyu Zhou

We solve the Dirichlet problem for fully nonlinear elliptic equations on Riemannian manifolds under essentially optimal structure conditions, especially with no restrictions to the curvature of the underlying manifold and the second…

Analysis of PDEs · Mathematics 2018-08-30 Bo Guan

We employ curvature flows without global terms to seek strictly convex, spacelike solutions of a broad class of elliptic prescribed curvature equations in the simply connected Riemannian spaceforms and the Lorentzian de Sitter space, where…

Differential Geometry · Mathematics 2021-01-26 Paul Bryan , Mohammad N. Ivaki , Julian Scheuer

We study the long-time existence and behavior for a class of anisotropic non-homogeneous Gauss curvature flows whose stationary solutions, if exist, solve the regular Orlicz-Minkowski problems. As an application, we obtain old and new…

Differential Geometry · Mathematics 2021-02-16 Paul Bryan , Mohammad N. Ivaki , Julian Scheuer

We define a generalization of convex functions, which we call $\delta$-convex functions, and show they must satisfy interior H\"older and $W^{1,p}$ estimates. As an application, we consider solutions of a certain class of fully nonlinear…

Differential Geometry · Mathematics 2007-05-23 Matthew Gursky , Jeff Viaclovsky

In this paper results from the differential geometry of curves are extended from normed planes to gauge planes which are obtained by neglecting the symmetry axiom. Based on the gauge analogue of the notion of Birkhoff orthogonality from…

Differential Geometry · Mathematics 2019-10-02 Vitor Balestro , Horst Martini , Makoto Sakaki

We consider the class of curves of finite total curvature, as introduced by Milnor. This is a natural class for variational problems and geometric knot theory, and since it includes both smooth and polygonal curves, its study shows us…

Geometric Topology · Mathematics 2007-10-24 John M Sullivan

In this paper, a generalization of the $L_{p}$-Christoffel-Minkowski problem is studied. We consider an anisotropic curvature flow and derive the long-time existence of the flow. Then under some initial data, we obtain the existence of…

Differential Geometry · Mathematics 2022-04-22 Boya Li , Hongjie Ju , Yannan Liu

We consider the problem $F=f(\nu)$ for strictly convex, closed hypersurfaces in $S^{n+1}$ and solve it for curvature functions $F$ the inverses of which are of class $(K)$.

Differential Geometry · Mathematics 2007-06-13 Claus Gerhardt

In this paper we will discuss the Dirichlet problem of nonlinear second order partial differential equations resolved with any derivatives. First, we transform it into generalized integral equations. Next, we discuss the existence of the…

General Mathematics · Mathematics 2024-05-23 Jianfeng Wang

We establish the Pogorelov type estimates for degenerate prescribed k-curvature equations as well as k-Hessian equations. Furthermore,we investigate the interior C1,1 regularity of the solutions for Dirichlet problems. These techniques also…

Analysis of PDEs · Mathematics 2024-04-12 Heming Jiao , Yang Jiao

In this paper, we apply various methods to establish the uniqueness of solutions to some classes of anisotropic and isotropic curvature problems. Firstly, by employing integral formulas derived by S. S. Chern \cite{Ch59}, we obtain the…

Differential Geometry · Mathematics 2023-09-28 Haizhong Li , Yao Wan

A class of generalized nonlinear Kolmogorov equations is investigated. We present the group classification of Lie symmetries of the class with respect to the group of equivalence transformations. We find a number of exact solutions of…

Analysis of PDEs · Mathematics 2018-10-24 Inna Rassokha , Mykola Serov , Stanislav Spichak , Valeriy Stogniy

We consider the Cauchy problem for a class of nonlinear degenerate parabolic equa- tion with forcing. By using the vanishing viscosity method we obtain generalized solutions. We prove some regularity results about this generalized…

Analysis of PDEs · Mathematics 2014-12-02 Eric Hernandez Sastoque , Juan C. Juajibioy , Christian Klingenberg , Leonardo RendÓn

In the paper obtained equivalent system of Fredholm integral equations in the study of the Dirichlet problem for the generalized Manjeron equation with non-smooth coefficients in non-classical treatment (1), (4). When non-smooth conditions…

Analysis of PDEs · Mathematics 2013-12-13 Ilgar G. Mamedov

We consider possible resolutions of singularities in a contracting anisotropic universe for a class of higher derivative gravity theories. We give evidence that for our models the big crunch singularity may be replaced by a nearly flat…

High Energy Physics - Theory · Physics 2008-11-26 Philipp Höffer v. Loewenfeld , Ivo Sachs

In this paper we use a natural iteration technique to prove existence of solutions to nonlinear Dirichlet problems. Among the examples included is the prescribed mean curvature equation. The nature of the technique allows applications to…

Analysis of PDEs · Mathematics 2022-05-25 J. C. Cortissoz , J. Torres Orozco

We derive the existence of $C^{1,1}$-solutions to the Dirichlet problem for degenerate fully nonlinear elliptic equations on Riemannian manifolds under appropriate assumptions.

Analysis of PDEs · Mathematics 2022-04-20 Rirong Yuan

In this paper we study the Neumann problem for a type of fully nonlinear second order elliptic partial differential equations on domains in $\mathbb{C}^{n}$ without any curvature assumptions on the domain.

Analysis of PDEs · Mathematics 2021-04-27 WeiSong Dong , Wei Wei

In this paper we study the dual Orlicz-Minkowski problem, which is a generalization of the dual Minkowski problem in convex geometry. By considering a geometric flow involving Gauss curvature and functions of normal vectors and radial…

Analysis of PDEs · Mathematics 2020-07-17 Li Chen , YanNan Liu , Jian Lu , Ni Xiang