• 774 Citations
  • 15 h-Index
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Article
2018

Bibo stability of discrete control systems with several time delays

Áwwad, E., Gyori, I. N. & Hartung, F., Jan 1 2018, In : Miskolc Mathematical Notes. 19, 1, p. 95-109 15 p.

Research output: Contribution to journalArticle

Boundedness of positive solutions of a system of nonlinear delay differential equations

Gyori, I., Hartung, F. & Mohamady, N. A., Mar 2018, In : Discrete and Continuous Dynamical Systems - Series B. 23, 2, p. 809-836 28 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)
6 Citations (Scopus)
2016
1 Citation (Scopus)

Existence and uniqueness of positive solutions of a system of nonlinear algebraic equations

Győri, I., Hartung, F. & Mohamady, N. A., Nov 16 2016, (Accepted/In press) In : Periodica Mathematica Hungarica. p. 1-14 14 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
2 Citations (Scopus)
2015

On a nonlinear delay population model

Gyori, I., Hartung, F. & Mohamady, N. A., Nov 1 2015, In : Applied Mathematics and Computation. 270, p. 909-925 17 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)
2013
12 Citations (Scopus)
5 Citations (Scopus)
5 Citations (Scopus)
2012

Asymptotic behaviour of nonlinear difference equations

Gyori, I. & Hartung, F., Sep 1 2012, In : Journal of Difference Equations and Applications. 18, 9, p. 1485-1509 25 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

BIBO stabilization of feedback control systems with time dependent delays

Awwad, E., Gyri, I. & Hartung, F., Dec 15 2012, In : Applied Mathematics and Computation. 219, 8, p. 3664-3676 13 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)
2011
13 Citations (Scopus)
2010

Asymptotically exponential solutions in nonlinear integral and differential equations

Gyori, I. & Hartung, F., Sep 1 2010, In : Journal of Differential Equations. 249, 6, p. 1322-1352 31 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2008
9 Citations (Scopus)
16 Citations (Scopus)
2007

Exponential stability of a state-dependent delay system

Gyori, I. & Hartung, F., Aug 2007, In : Discrete and Continuous Dynamical Systems. 18, 4, p. 773-791 19 p.

Research output: Contribution to journalArticle

Open Access
25 Citations (Scopus)
2006

Approximate stability charts for milling processes using semi-discretization

Hartung, F., Insperger, T., Stépán, G. & Turi, J., Mar 1 2006, In : Applied Mathematics and Computation. 174, 1, p. 51-73 23 p.

Research output: Contribution to journalArticle

36 Citations (Scopus)
18 Citations (Scopus)
29 Citations (Scopus)
2005
57 Citations (Scopus)
2003

Stability analysis of a single neuron model with delay

Gyori, I. & Hartung, F., Aug 1 2003, In : Journal of Computational and Applied Mathematics. 157, 1, p. 73-92 20 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)
2002

Numerical approximation of neutral differential equations on infinite interval

Gyori, I. & Hartung, F., Nov 1 2002, In : Journal of Difference Equations and Applications. 8, 11, p. 983-999 17 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)
2001
32 Citations (Scopus)
2000

Parameter identification in classes of neutral differential equations with state-dependent delays

Hartung, F., Herdman, T. L. & Turi, J., Jan 2000, In : Nonlinear Analysis, Theory, Methods and Applications. 39, 3, p. 305-325 21 p.

Research output: Contribution to journalArticle

38 Citations (Scopus)
1998

Parameter identification in classes of hereditary systems of neutral type

Hartung, F., Herdman, T. L. & Turi, J., Jan 1 1998, In : Applied Mathematics and Computation. 89, 1-3, p. 147-160 14 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Preservation of Stability in Delay Equations under Delay Perturbations

Gyori, I., Hartung, F. & Turi, J., Apr 1 1998, In : Journal of Mathematical Analysis and Applications. 220, 1, p. 290-312 23 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)
1997

Identification of parameters in delay equations with state-dependent delays

Hartung, F. & Turi, J., Dec 1997, In : Nonlinear Analysis, Theory, Methods and Applications. 29, 11, p. 1303-1318 16 p.

Research output: Contribution to journalArticle

30 Citations (Scopus)

On Differentiability of Solutions with Respect to Parameters in State-Dependent Delay Equations

Hartung, F. & Turi, J., Apr 10 1997, In : Journal of Differential Equations. 135, 2, p. 192-237 46 p.

Research output: Contribution to journalArticle

50 Citations (Scopus)

On existence, uniqueness and numerical approximation for neutral equations with state-dependent delays

Hartung, F., Herdman, T. L. & Turi, J., Aug 1997, In : Applied Numerical Mathematics. 24, 2-3, p. 393-409 17 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)
1995

Numerical approximations for a class of differential equations with time- and state-dependent delays

Győri, I., Hartung, F. & Turi, J., Nov 1995, In : Applied Mathematics Letters. 8, 6, p. 19-24 6 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)

On the asymptotic behavior of the solutions of a state-dependent delay equation

Hartung, F. & Turi, J., Sep 1 1995, In : Differential and Integral Equations. 8, 7, p. 1867-1872 6 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)