Results 21 to 30 of about 9,007,112 (297)

Integrable multi-phase thermodynamic systems and Tsallis' composition rule [PDF]

open access: yes, 2014
We derive a class of equations of state for a multi-phase thermodynamic system associated with a finite set of order parameters that satisfy an integrable system of hydrodynamic type. As particular examples, we discuss one-phase systems such as the van
de Nittis, Giuseppe   +2 more
core   +1 more source

Nonlinear Schrödinger type tetrahedron maps

open access: yesNuclear Physics B, 2020
This paper is concerned with the construction of new solutions in terms of birational maps to the functional tetrahedron equation and parametric tetrahedron equation.
S. Konstantinou-Rizos
doaj   +1 more source

Discrete integrable systems and Poisson algebras from cluster maps [PDF]

open access: yes, 2014
We consider nonlinear recurrences generated from cluster mutations applied to quivers that have the property of being cluster mutation-periodic with period 1.
Fordy, AP   +3 more
core   +1 more source

Lagrangian structures and multidimensional consistency [PDF]

open access: yes, 2010
The conventional point of view is that the Lagrangian is a scalar object (or equivalently a volume form), which through the Euler-Lagrange equations provides us with one single equation (i.e., one per component of the dependent variable ...
Lobb, Sarah Beverley
core   +6 more sources

Asymptotics of Regular and Irregular Solutions in Chains of Coupled van der Pol Equations

open access: yesMathematics, 2023
Chains of coupled van der Pol equations are considered. The main assumption that motivates the use of special asymptotic methods is that the number of elements in the chain is sufficiently large.
Sergey Kashchenko
doaj   +1 more source

On the 3D consistency of a Grassmann extended lattice Boussinesq system

open access: yesNuclear Physics B, 2020
In this paper, we formulate a “Grassmann extension” scheme for constructing noncommutative (Grassmann) extensions of Yang-Baxter maps together with their associated systems of PΔEs, based on the ideas presented in [15].
Sotiris Konstantinou-Rizos
doaj   +1 more source

Infinite Turing Bifurcations in Chains of Van der Pol Systems

open access: yesMathematics, 2022
A chain of coupled systems of Van der Pol equations is considered. We study the local dynamics of this chain in the vicinity of the zero equilibrium state.
Sergey Kashchenko
doaj   +1 more source

Integration of energy systems [PDF]

open access: yesMRS Bulletin, 2021
This article in MRS Bulletin and the framework set out in the introductory article articulate a scenario of renewable electrons and electrification of end use appliances and industrial processes as a plausible paradigm to realize a carbon-free energy economy.
Douglas J. Arent   +7 more
openaire   +4 more sources

An Optimization-Based Reconfigurable Design for a 6-Bit 11-MHz Parallel Pipeline ADC with Double-Sampling S&H

open access: yesInternational Journal of Reconfigurable Computing, 2012
This paper presents a 6 bit, 11 MS/s time-interleaved pipeline A/D converter design. The specification process, from block level to elementary circuits, is gradually covered to draw a design methodology.
Wilmar Carvajal, Wilhelmus Van Noije
doaj   +1 more source

Neural systems integration [PDF]

open access: yesNeurocomputing, 2004
A need is identified to build models of the central nervous system that are semi-complete, applied within multiple contexts to multiple tasks, using methodologies that span multiple levels of abstraction. The issues and constraints in building such models are discussed with respect to completeness, validation, cost, scalability and robustness.
Michael P. Arnold   +3 more
openaire   +3 more sources

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