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This paper studies the uniformly asymptotic stability of nonautonomous systems on Riemannian manifolds. We establish corresponding Lyapunov-type theorems (Theorems 2.1 and 2.2), extending classical Euclidean results (e.g., [9, Theorems 4.9…

Dynamical Systems · Mathematics 2026-01-27 Li Deng , Xin Li

In the 2-dimensional curved 3-body problem, we prove the existence of Lagrangian and Eulerian homographic orbits, and provide their complete classification in the case of equal masses. We also show that the only non-homothetic hyperbolic…

Dynamical Systems · Mathematics 2010-12-14 Florin Diacu , Ernesto Perez-Chavela

We study the ellipticity and the ``Nekhoroshev stability'' (stability properties for finite, but very long, time scales) of the Riemann ellipsoids. We provide numerical evidence that the regions of ellipticity of the ellipsoids of types II…

Differential Geometry · Mathematics 2009-10-31 Francesco Fasso` , Debra Lewis

We are concerned with the stability of formation of large bipolaron in a 3-dimensional (3D) crystal. This problem is considered in the framework of nonrelativistic quantum field theory. Thus, the Hamiltonian formalism, as Froehlich…

Other Condensed Matter · Physics 2007-05-23 Masao Hirokawa

In various supersymmetric extensions of the Standard Model there appear non-topological solitons due to the existence of U(1) global symmetries associated with Baryon and/or Lepton quantum numbers. Trilinear couplings (A-terms) in the…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. K. Leontaris , A. Prikas , A. Spanou , N. D. Tracas , N. D. Vlachos

This paper shows nonlinear stability of homogeneous states in second-order hyperbolic systems of partial differential equations that model the dynamics of dissipative relativistic fluids, by checking a dissipativity criterion formulated…

Analysis of PDEs · Mathematics 2025-04-25 Heinrich Freistuhler , Matthias Sroczinski

We review recent interest in the relativistic Riemann problem as a method for generating a non-equilibrium steady state. In the version of the problem under con- sideration, the initial conditions consist of a planar interface between two…

High Energy Physics - Theory · Physics 2016-11-23 Michael Spillane , Christopher P. Herzog

We show convergence of solutions to equilibria for quasilinear and fully nonlinear parabolic evolution equations in situations where the set of equilibria is non-discrete, but forms a finite-dimensional $C^1$-manifold which is normally…

Analysis of PDEs · Mathematics 2016-12-20 Jan Pruess , Gieri Simonett , Rico Zacher

We prove a homological stability theorem for unlinked circles in $3$-manifolds and give an application to certain groups of diffeomorphisms of 3-manifolds.

Algebraic Topology · Mathematics 2017-03-23 Alexander Kupers

We consider quasilinear parabolic evolution equations in the situation where the set of equilibria forms a finite-dimensional C^1-manifold which is normally hyperbolic. The existence of foliations of the stable and unstable manifolds is…

Analysis of PDEs · Mathematics 2012-06-07 Jan Pruess , Gieri Simonett , Mathias Wilke

Ideal magnetohydrodynamic (MHD) equilibria on a Riemannian 3-manifold satisfy the stationary Euler equations for ideal fluids. A stationary solution $X$ admits a large set of ``adapted" metrics in $M$ for which $X$ solves the corresponding…

Differential Geometry · Mathematics 2024-09-09 Robert Cardona , Nathan Duignan , David Perrella

It is known that minimal Lagrangians in K\"ahler--Einstein manifolds of non-positive scalar curvature are linearly stable under Hamiltonian deformations. We prove that they are also stable under the Lagrangian mean curvature flow, and…

Differential Geometry · Mathematics 2024-06-10 Ping-Hung Lee , Chung-Jun Tsai

We establish necessary conditions for the existence of solutions to a class of semilinear hyperbolic problems on complete noncompact Riemannian manifolds, extending some nonexistence results for the wave operator with power nonlinearity on…

Analysis of PDEs · Mathematics 2018-07-20 Dario D. Monticelli , Fabio Punzo , Marco Squassina

For a class of Riemannian manifolds with boundary that includes all negatively curved manifolds with strictly convex boundary, we establish H\"older type stability estimates in the geometric inverse problem of determining the electric…

Analysis of PDEs · Mathematics 2022-07-19 Victor Arnaiz , Colin Guillarmou

We prove a stability theorem for families of holomorphically-parallelizable manifolds in the category of Hermitian manifolds.

Complex Variables · Mathematics 2015-07-13 Daniele Angella , Adriano Tomassini

We review recent results regarding the problem of the stability of Sobolev inequalities on Riemannian manifolds with Ricci curvature lower bounds. We shall describe techniques and methods from smooth and non-smooth geometry, the fruitful…

Analysis of PDEs · Mathematics 2025-07-10 Francesco Nobili

Continuing work initiated in an earlier publication [Yamada, Tsuchiya, and Asada, Phys. Rev. D 91, 124016 (2015)], we reexamine the linear stability of the triangular solution in the relativistic three-body problem for general masses by the…

General Relativity and Quantum Cosmology · Physics 2017-11-08 Kei Yamada , Takuya Tsuchiya

As an application of the theory of linear parabolic differential equations on noncompact Riemannian manifolds, developed in earlier papers, we prove a maximal regularity theorem for nonuniformly parabolic boundary value problems in…

Analysis of PDEs · Mathematics 2020-07-24 Herbert Amann

We derive nonlinear stability results for numerical integrators on Riemannian manifolds, by imposing conditions on the ODE vector field and the step size that makes the numerical solution non-expansive whenever the exact solution is…

Numerical Analysis · Mathematics 2026-02-10 Marta Ghirardelli , Brynjulf Owren , Elena Celledoni

We investigate existence and nonexistence of stationary stable nonconstant solutions, i.e. patterns, of semilinear parabolic problems in bounded domains of Riemannian manifolds satisfying Robin boundary conditions. These problems arise in…

Analysis of PDEs · Mathematics 2015-07-27 Catherine Bandle , Paolo Mastrolia , Dario D. Monticelli , Fabio Punzo
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