English
Related papers

Related papers: Multiple Forced rotations for the N-pendulum Equat…

200 papers

Stationary and axisymmetric solutions of relativistic rotating stars with strong mixed poloidal and toroidal magnetic fields are obtained numerically. Because of the mixed components of the magnetic field, the underlying stationary and…

High Energy Astrophysical Phenomena · Physics 2014-11-13 Koji Uryu , Eric Gourgoulhon , Charalampos Markakis , Kotaro Fujisawa , Antonios Tsokaros , Yoshiharu Eriguchi

Perhaps the most powerful method for deriving the Newtonian gravitational interaction between two masses is the multipole expansion. Once inner multipoles are calculated for a particular shape this shape can be rotated, translated, and even…

General Relativity and Quantum Cosmology · Physics 2020-01-01 Julian Stirling , Stephan Schlamminger

We study the inverse problem for the fractional Laplace equation with multiple nonlinear lower order terms. We show that the direct problem is well-posed and the inverse problem is uniquely solvable. More specifically, the unknown…

Analysis of PDEs · Mathematics 2020-09-18 Ru-Yu Lai , Laurel Ohm

In this series of eight papers we present the applications of methods from wavelet analysis to polynomial approximations for a number of accelerator physics problems. In this part we consider orbital motion in transverse plane for a single…

Accelerator Physics · Physics 2007-05-23 Antonina N. Fedorova , Michael G. Zeitlin

We construct several types of multi-valued solutions to the Monge-Ampere equation in higher dimensions.

Analysis of PDEs · Mathematics 2007-05-23 Luis Caffarelli , YanYan Li

We construct explicit multivortex solutions for the first and second complex sine-Gordon equations. The constructed solutions are expressible in terms of the modified Bessel and rational functions, respectively. The vorticity-raising and…

High Energy Physics - Theory · Physics 2009-10-31 I. V. Barashenkov , D. E. Pelinovsky

The analytical solution of the three--dimensional linear pendulum in a rotating frame of reference is obtained, including Coriolis and centrifugal accelerations, and expressed in terms of initial conditions. This result offers the…

Classical Physics · Physics 2015-06-15 Gabriela Barenboim , J. A. Oteo

In this paper, we prove a multiplicity result of solutions for the following stationary Schr\"odinger-Poisson-Slater equations \begin{equation}\label{eq-abstract} -\Delta u - \lambda u + (\left | x \right |^{-1}\ast \left | u \right |^2) u…

Analysis of PDEs · Mathematics 2013-10-28 Tingjian Luo

We provide sufficient conditions for the existence of periodic solutions of the of the Lorentz force equation, which models the motion of a charged particle under the action of an electromagnetic fields. The basic assumptions cover relevant…

Mathematical Physics · Physics 2021-03-18 Manuel Garzón , Pedro J. Torres

In this paper we study weighted singular $p$-Laplace equations involving a bounded weight function which can be discontinuous. Due to its discontinuity classical regularity results cannot be applied. Based on Nehari manifolds we prove the…

Analysis of PDEs · Mathematics 2019-11-13 Nikolaos S. Papageorgiou , Patrick Winkert

In this work, we study vector-valued functional equations with multiple recursive terms that arise naturally when we are dealing with vector-valued multiplicative Lindley-type recursions. We provide a detailed framework for the solution of…

Probability · Mathematics 2026-04-22 Ioannis Dimitriou , Ivo J. B. F. Adan

We propose a polynomial force-motion model for planar sliding. The set of generalized friction loads is the 1-sublevel set of a polynomial whose gradient directions correspond to generalized velocities. Additionally, the polynomial is…

Robotics · Computer Science 2016-06-17 Jiaji Zhou , Robert Paolini , J. Andrew Bagnell , Matthew T. Mason

Our ability to numerically model and understand the complex flow behavior of solid-bearing suspensions has increased significantly over the last couple of years, partly due to direct numerical simulations that compute flow around individual…

Computational Physics · Physics 2019-03-21 Zhipeng Qin , Kali Alison , Jenny Suckale

We present the formal geometric derivation of a nonequilibrium growth model that takes the form of a parabolic partial differential equation. Subsequently, we study its stationary radial solutions by means of variational techniques. Our…

Classical Analysis and ODEs · Mathematics 2013-09-24 Carlos Escudero , Robert Hakl , Ireneo Peral , Pedro J. Torres

In this paper, we use variational minimizing method to prove the existence of hyperbolic solution with a prescribed positive energy for N-body type problems with strong forces. Firstly, we get periodic solutions using suitable constraints,…

Mathematical Physics · Physics 2012-09-25 Donglun Wu , Shiqing Zhang

We give solutions of the q-deformed equations of quantum conformal Weyl gravity in terms of q-deformed plane waves.

Quantum Algebra · Mathematics 2025-03-04 V. K. Dobrev , S. G. Mihov

An analysis of the toroidal modes of a rotating fluid, by means of the differential equations of motion is not readily tractable. A matrix representation of the equations in a suitable basis, however, simplifies the problem considerably and…

Astrophysics · Physics 2009-11-06 Y. Sobouti , V. Rezania

This paper deals with the existence of positive radial solutions to the iterative system of nonlinear elliptic equations of the form $$ \begin{aligned} \triangle{\mathtt{u}_{{\dot{\iota}} }}-\frac{(\mathtt{N}-2)^2r_0^{2\mathtt{N}-2}}{\vert…

Analysis of PDEs · Mathematics 2021-09-21 Mahammad Khuddush , K. Rajendra Prasad

The multi-component Fokas-Lenells equation is considered. In particular, we present the multisoliton formulas for the system with plane-wave boundary conditions, as well as with mixed zero and plane-wave boundary conditions. A direct…

Exactly Solvable and Integrable Systems · Physics 2019-12-17 Yoshimasa Matsuno

The existence of multiple fixed points for the coercive, bilinear, compact forms defined in the cone in the Banach space. Multiple applications to the integral equations derived from BVPs for differential equations are provided.

Functional Analysis · Mathematics 2015-10-28 Robert Stańczy