Results 81 to 90 of about 10,847 (104)
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Darboux points and integrability of Hamiltonian systems with homogeneous polynomial potential

Journal of Mathematical Physics, 2005
In this paper we study the integrability of natural Hamiltonian systems with a homogeneous polynomial potential. The strongest necessary conditions for their integrability in the Liouville sense have been obtained by a study of the differential Galois group of variational equations along straight line solutions. These particular solutions can be viewed
Maciejewski, Andrzej J.   +1 more
openaire   +1 more source

On the dynamics of mechanical systems with homogeneous polynomial potentials of degree 4

Bulletin of the Brazilian Mathematical Society, New Series, 2007
In this work we study mechanical systems defined by homogeneous polynomial potentials of degree 4 on the plane, when the potential has a definite or semi-definite sign and the energy is non-negative. We get a global description of the flow for the nonnegative potential case.
M. Falconi, E. A. Lacomba, C. Vidal
openaire   +1 more source

On homogeneous polynomial solutions of the Riesz system and their harmonic potentials

Complex Variables and Elliptic Equations, 2007
The spaces , of vector-valued homogeneous monogenic polynomials of degree k in are locally the building blocks of solutions to the Riesz system in . Furthermore, the Dirac operator ∂ x in determines an isomorphism between –the space of solid harmonics of degree (k + 1) in –and .
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Cahn-Hilliard systems with polynomial chemical potentials coupled with damage processes and homogeneous elasticity

2014
The present chapter covers certain existence results for Calm-Hilliard equations which are coupled with elasticity and partial damage processes (see Definition 3.4.1). We assume a binary mixture, a polynomial growth condition for the chemical potential, a homogeneous elastic energy density (with respect to the chemical concentration) and a p-Laplacian ...
Christian Heinemann, Christiane Kraus
openaire   +1 more source

A Polynomial Membership Function Approach for Stability Analysis of Fuzzy Systems

IEEE Transactions on Fuzzy Systems, 2021
Wen-Bo Xie, Hak-Keung Lam, Jian Zhang
exaly  

Simple Local Polynomial Density Estimators

Journal of the American Statistical Association, 2020
Matias D Cattaneo, Michael Jansson
exaly  

The kernel polynomial method

Reviews of Modern Physics, 2006
Gerhard Wellein   +2 more
exaly  

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