Valéry Covachev

发表

Exponential Stability of Neural Networks with Time-Varying Delays and Impulses

Haydar Akça, Valéry Covachev, Kumud Singh Altmayer, 2009, ISNN.

Impulsive Differential Equations with a Small Parameter

Drumi D. Bainov, Valéry Covachev, D. Bainov, 1994, Series on Advances in Mathematics for Applied Sciences.

PRELIMINARY NOTES AND AUXILIARY ASSERTIONS

Valéry Covachev, Drumi Bainov, 1994 .

Discrete-time impulsive Hopfield neural networks with finite distributed delays

Haydar Akça, Valéry Covachev, R. S. Alassar, 2007 .

Difference approximations for impulsive differential equations

Haydar Akça, Valéry Covachev, Ali Fuat Yeniçerioglu, 2001, Appl. Math. Comput..

Neural Networks: Modelling with Impulsive Differential Equations

Haydar Akça, Valéry Covachev, R. S. Alassar, 2004 .

Global Exponential Stability of Impulsive Cohen-Grossberg-Type BAM Neural Networks with Time-Varying and Distributed Delays

Haydar Akça, Valéry Covachev, Jamal Benbourenane, 2014 .

Discrete-time counterparts of impulsive Cohen-Grossberg neural networks of neutral type

Haydar Akça, Valéry Covachev, Makhtar Sarr, 2011 .

Existence of periodic solutions for the discrete-time counterpart of a neutral-type cellular neural network with time-varying delays and impulses

Haydar Akça, Valéry Covachev, Zlatinka Covacheva, 2017 .

Discrete-Time Counterparts of Impulsive Hopfield Neural Networks with Leakage Delays

Haydar Akça, Valéry Covachev, Zlatinka Covacheva, 2013 .

Existence of Periodic Solutions for the Discrete-Time Counterpart of a Complex-Valued Hopfield Neural Network with Time-Varying Delays and Impulses

Valéry Covachev, Zlatinka Covacheva, 2018, 2018 International Joint Conference on Neural Networks (IJCNN).

Existence of periodic solutions for a modified Elman neural network

Valéry Covachev, Zlatinka Covacheva, 2021 .

SPATIAL DISCRETIZATION OF AN IMPULSIVE COHEN-GROSSBERG NEURAL NETWORK WITH TIME - VARYING AND DISTRIBUTED DELAYS AND REACTION - DIFFUSION TERMS

Haydar Akça, Valéry Covachev, H. Akça, 2009 .

Global Asymptotic Stability of Cohen–Grossberg Neural Networks of Neutral Type

Haydar Akça, Valéry Covachev, Zlatinka Covacheva, 2015 .

Stability under Persistent Disturbances of Impulsive Differential-Difference Equations of Neutral Type

Valéry Covachev, Ivanka M. Stamova, Drumi Bainov, 1994 .