Results 11 to 20 of about 159,062 (288)

Doubly Periodic Meromorphic Solutions of Autonomous Nonlinear Differential Equations

open access: yesМоделирование и анализ информационных систем, 2014
The problem of constructing and classifying elliptic solutions of nonlinear differential equations is studied. An effective method enabling one to find an elliptic solution of an autonomous nonlinear ordinary differential equation is described.
M. V. Demina, N. A. Kudryashov
doaj   +1 more source

On the complete integrability and linearization of certain second order nonlinear ordinary differential equations [PDF]

open access: yes, 2005
A method of finding general solutions of second-order nonlinear ordinary differential equations by extending the Prelle-Singer (PS) method is briefly discussed.
Chandrasekar, V. K.   +2 more
core   +2 more sources

A nonlocal connection between certain linear and nonlinear ordinary differential equations/oscillators [PDF]

open access: yes, 2006
We explore a nonlocal connection between certain linear and nonlinear ordinary differential equations (ODEs), representing physically important oscillator systems, and identify a class of integrable nonlinear ODEs of any order. We also devise a method to
Anjan Kundu   +18 more
core   +3 more sources

On numerical methods for highly oscillatory problems in circuit simulation [PDF]

open access: yes, 2009
We propose in this paper a novel technique for an efficient numerical approximation of systems of highly oscillatory ordinary differential equations. In particular, we consider electronic systems subject to modulated signals.
Alfredo Deaño   +5 more
core   +1 more source

Automated Linearization of a System of Nonlinear Ordinary Differential Equations

open access: yesInternational Journal of Electronics and Telecommunications, 2023
This paper investigates the possibility of automatically linearizing nonlinear models. Constructing a linearised model for a nonlinear system is quite labor-intensive and practically unrealistic when the dimension is greater than 3. Therefore, it is important to automate the process of linearisation of the original nonlinear model.
Aigerim Mazakova   +4 more
openaire   +2 more sources

Slope restrictions and monotonicity in nonlinear systems: almost linear behavior

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2012
The problems of absolute stability and existence of forced oscillations for systems with sector restricted nonlinearities are considered. An overview of the results for systems described by ordinary differential equations with constant and periodic ...
Vladimir Rasvan
doaj   +1 more source

Nonlinear second-order multivalued boundary value problems [PDF]

open access: yes, 2003
In this paper we study nonlinear second-order differential inclusions involving the ordinary vector $p$-Laplacian, a multivalued maximal monotone operator and nonlinear multivalued boundary conditions.
Gasinski, Leszek   +1 more
core   +2 more sources

Individual and collective dynamics of self-propelled soft particles [PDF]

open access: yes, 2013
Deformable self-propelled particles provide us with one of the most important nonlinear dissipative systems, which are related, for example, to the motion of microorganisms.
Itino, Y.   +3 more
core   +2 more sources

On Some Generalizations Bellman-Bihari Result for Integro-Functional Inequalities for Discontinuous Functions and Their Applications

open access: yesBoundary Value Problems, 2009
We present some new nonlinear integral inequalities Bellman-Bihari type with delay for discontinuous functions (integro-sum inequalities; impulse integral inequalities). Some applications of the results are included: conditions of boundedness (uniformly),
Angela Gallo, Anna Maria Piccirillo
doaj   +2 more sources

The Spectral Homotopy Analysis Method Extended to Systems of Partial Differential Equations

open access: yesAbstract and Applied Analysis, 2014
The spectral homotopy analysis method is extended to solutions of systems of nonlinear partial differential equations. The SHAM has previously been successfully used to find solutions of nonlinear ordinary differential equations.
S. S. Motsa   +3 more
doaj   +1 more source

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