Results 11 to 20 of about 5,189,005 (253)

THE STABILITY AND ALMOST PERIODIC SOLUTION FOR GENERALIZED LOGISTIC ALMOST PERIODIC SYSTEM WITH DELAYS

open access: yesInternational Journal of Biomathematics, 2011
The stability and almost periodic solution for generalized logistic almost periodic system with infinite and discrete delays is considered. Some sufficient conditions for the boundedness of the system are obtained to guarantee that the system is globally asymptotically stable.
XIANGLAI ZHUO
openaire   +3 more sources

Further properties of Stepanov--Orlicz almost periodic functions [PDF]

open access: yes, 2020
summary:We revisit the concept of Stepanov--Orlicz almost periodic functions introduced by Hillmann in terms of Bochner transform. Some structural properties of these functions are investigated.
Boulahia, Fatiha   +2 more
core   +1 more source

Almost periodic processes and the existence of almost periodic solutions

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 1998
The authors state an existence theorem for almost-periodic solutions to some almost-periodic evolution equations. For this, they discuss some stability notions for processes. An equivalence relation with respect to the separation condition and some stability condition are given. As example the authors study a wave equation.
Hino, Y., Murakami, Satoru
openaire   +2 more sources

Solution of Positive Periodic Discrete Lyapunov Equations with Applications to the Balancing of Periodic Systems. [PDF]

open access: yes, 1997
The discrete-time positive periodic Lyapunov equations have important applications in the balancing and potentially also in the model reduction of discrete-time periodic systems.
A. Varga, Varga, A., Andreas Varga
core   +1 more source

Almost Periodic Solutions for a Certain Class of Almost Periodic Systems [PDF]

open access: yesProceedings of the American Mathematical Society, 1982
Using a result due to Medvedev [ 3 ], we obtain conditions under which systems of ordinary differential equations of the form x
openaire   +2 more sources

Vector-valued pseudo almost periodic functions [PDF]

open access: yes, 1997
summary:Vector-valued pseudo almost periodic functions are defined and their properties are investigated. The vector-valued functions contain many known functions as special cases.
Zhang, Chuanyi
core   +1 more source

Almost periodic solutions of a discrete almost periodic logistic equation

open access: yesMathematical and Computer Modelling, 2009
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Zhong Li 0003, Fengde Chen
openaire   +1 more source

Almost periodic solutions of Poisson’s equation [PDF]

open access: yesProceedings of the American Mathematical Society, 1971
It is well known that if f ( t ) f(t)
openaire   +1 more source

On solving periodic Riccati equations [PDF]

open access: yes, 2008
Numerically reliable algorithms to compute the periodic non-negative definite stabilizing solutions of the periodic differential Riccati equation (PRDE) and discrete-time periodic Riccati equation (DPRE) are proposed. For the numerical solution of PRDEs,
A. Varga, Varga, Andreas
core   +1 more source

Explicit error bounds for the α-quasi-periodic Helmholtz problem [PDF]

open access: yes, 2013
This paper considers a finite element approach to modeling electromagnetic waves in a periodic diffraction grating. In particular, an a priori error estimate associated with the α-quasi-periodic transformation is derived.
Mulholland, Anthony   +2 more
core   +4 more sources

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