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Via a non degenerate symmetric bilinear form we identify the coadjoint representation with a new representation and so we induce on the orbits a simplectic form. By considering Hamiltonian systems on the orbits we study some features of…

微分几何 · 数学 2011-04-27 Gabriela Ovando

The Hamiltonian approach to isomonodromic deformation systems is extended to include generic rational covariant derivative operators on the Riemann sphere with irregular singularities of arbitrary Poincar\'e rank. The space of rational…

可精确求解与可积系统 · 物理学 2023-08-08 M. Bertola , J. Harnad , J. Hurtubise

We reconsider the fundamental problem of coarse-graining infinite-dimensional Hamiltonian dynamics to obtain a macroscopic system which includes dissipative mechanisms. In particular, we study the thermodynamical implications concerning…

数学物理 · 物理学 2025-06-06 Alexander Mielke , Mark A. Peletier , Johannes Zimmer

It was proposed the Lie group such that symplectic structure of orbits of co-adjoint representation of the group is revealed symplectic structure of a rigid body dynamics in quaternion variables. It is shown that Poisson brackets of…

数学物理 · 物理学 2015-08-18 Stanislav S. Zub , Sergiy I. Zub

We consider an operator-theoretic approach to linear infinite-dimensional port-Hamiltonian systems. In particular, we use the theory of system nodes by Staffans to formulate a~suitable concept for port-Hamiltonian systems, which allows a…

偏微分方程分析 · 数学 2023-02-13 Friedrich Philipp , Timo Reis , Manuel Schaller

This work extends previous 1D irreversible port-Hamiltonian system (IPHS) formulations to boundary-controlled ND distributed parameter systems describing conduction-diffusion fluid phenomena. Within a unified and thermodynamically…

系统与控制 · 电气工程与系统科学 2026-03-13 Luis Mora , Yann Le Gorrec , Hector Ramirez , Denis Matignon

This contribution deals with energy-based in-domain control of systems governed by partial differential equations with spatial domain up to dimension two. We exploit a port-Hamiltonian system description based on an underlying jet-bundle…

最优化与控制 · 数学 2020-10-21 Tobias Malzer , Hubert Rams , Markus Schöberl

We show how hydrodynamics of relativistic system with broken continuous symmetry can be constructed using the Poisson bracket technique. We illustrate the method on the example of relativistic superfluids.

高能物理 - 唯象学 · 物理学 2014-11-17 D. T. Son

We employ a port-Hamiltonian approach to model nonlinear rigid multibody systems subject to both position and velocity constraints. Our formulation accommodates Cartesian and redundant coordinates, respectively, and captures kinematic as…

动力系统 · 数学 2025-04-25 Thomas Berger , René Hochdahl , Timo Reis , Robert Seifried

Thirty years after the introduction of port-Hamiltonian systems, interest in this system class still remains high among systems and control researchers. Very recently, Jacob and Laasri obtained strong results on the solvability and…

最优化与控制 · 数学 2024-01-17 Mikael Kurula

Hamiltonian structures for non-linear hydrodynamics of incommensurate intergrowth compounds (IIC) and quasicrystals (IQ) are constructed. We discuss also the way to account for internal friction of phason nature. We show that the existence…

数学物理 · 物理学 2007-05-23 Paolo Maria Mariano

The new concept of relative generic subsets is introduced. It is shown that the set of controllable linear finite-dimensional port-Hamiltonian systems is a relative generic subset of the set of all linear finite-dimensional port-Hamiltonian…

动力系统 · 数学 2021-04-07 Jonas Kirchhoff

In this note, we consider port-Hamiltonian structures in numerical optimal control of ordinary differential equations. By introducing a novel class of nonlinear monotone port-Hamiltonian (pH) systems, we show that the primal-dual gradient…

最优化与控制 · 数学 2024-12-17 Hannes Gernandt , Manuel Schaller

Stokes-Dirac structures are infinite-dimensional Dirac structures defined in terms of differential forms on a smooth manifold with boundary. These Dirac structures lay down a geometric framework for the formulation of Hamiltonian systems…

微分几何 · 数学 2012-06-19 Marko Seslija , Arjan van der Schaft , Jacquelien M. A. Scherpen

We study spanning properties of a family of functions translated along simple model sets. We characterize tight frame and dual frame generators for such irregular translates and we apply the results to Gabor systems. We use the connection…

泛函分析 · 数学 2019-02-21 Ewa Matusiak

We consider a class of complex manifolds constructed as multiplicative quiver varieties associated with a cyclic quiver extended by an arbitrary number of arrows starting at a new vertex. Such varieties admit a Poisson structure, which is…

可精确求解与可积系统 · 物理学 2026-01-07 Maxime Fairon

This paper is concerned with a class of open quantum systems whose dynamic variables have an algebraic structure, similar to that of the Pauli matrices pertaining to finite-level systems. The system interacts with external bosonic fields,…

量子物理 · 物理学 2020-12-16 Igor G. Vladimirov , Ian R. Petersen

In this article we study a class of hyperbolic partial differential equations of order one on the semi-axis. The so-called port-Hamiltonian systems cover for instance the wave equation and the transport equation, but also networks of the…

泛函分析 · 数学 2020-05-26 Birgit Jacob , Sven-Ake Wegner

We investigate multi-dimensional Hamiltonian systems associated with constant Poisson brackets of hydrodynamic type. A complete list of two- and three-component integrable Hamiltonians is obtained. All our examples possess dispersionless…

可精确求解与可积系统 · 物理学 2009-11-13 E. V. Ferapontov , A. Moro , V. V. Sokolov

In this paper, the notions of quasi-triangular and factorizable dual pre-Poisson bialgebras are introduced. A factorizable dual pre-Poisson bialgebra induces a factorization of the underlying dual pre-Poisson algebra, and the double of any…

环与代数 · 数学 2026-02-12 Bo Hou , Ru Li