Academic Publications, Ltd.
Authors: Angel Dishliev, Katya Dishlieva, Svetoslav Nenov
Title: SPECIFIC ASYMPTOTIC PROPERTIES OF THE SOLUTIONS OF IMPULSIVE DIFFERENTIAL EQUATIONS. METHODS AND APPLICATIONS
ISBN: 978-954-2940-09-8
Publisher: Academic Publications, Ltd.
Date: January, 2012
Pages: 309
It is available for download as one PDF or PS file using the links below:
Download book as one pdf file from here.
Download book as one ps file from here.
Print copy. Your price: USD 59.99 (figures: gray-scale; soft-covers).
You may order print copy of the book by an e-mail (eb@ijpam.eu)



Feedback

``...The results presented in Chapter 1 for impulsive differential equations are then applied to an intriguing problem from pharmacokinetics related to intermittent administration of drug dosages…it is a natural problem to be modeled by an impulsive initial value problem for both continuous dependence and stability...'' read more
Professor J. Henderson, Baylor University
``...Impulsive differential equations have attracted the interest of many researchers; this monograph will be of interest to researchers currently interested in the field...'' read more
Professor Paul W. Eloe, University of Dayton



Authors

Angel Dishliev1, Katya Dishlieva2, Svetoslav Nenov3
1,3Postal address:Department of Mathematics
University of Chemical Technology and Metallurgy
8, Kliment Ohridsky, Sofia, 1756, BULGARIA
1e-mail:dishliev@uctm.edu
3e-mail:svety@math.uctm.edu
2Postal address:Faculty of Applied Mathematics and Informatics
Technical University of Sofia
8, Kliment Ohridsky, Sofia, 1756, BULGARIA
2e-mail:kgd@tu-sofia.bg



Contents

Introductionviii
Chapter 1. Continuous Dependence and Stability of the Solutions of Impulsive Differential Equations with Fixed Moments of Impulses on the Initial Condition and Impulsive Moments1
1Continuous Dependence of the Solutions of Differential Equations with Fixed Moments of Impulses on the Initial Condition and Impulsive Moments3
2Stability of the Solutions of Differential Equations with Fixed Moments of Impulses on the Initial Condition and Impulsive Moments13
3Application: Continuous Dependence and Stability of the Solutions of Pharmacokinetic Model with Fixed Moments of Impulses on the Initial Condition and Impulsive Moments23
Chapter 2. Continuous Dependence and Diferentiability of the Solutions of Differential Equations with Fixed Moments of Impulses on the Initial Condition and Impulsive Effects29
1Continuous Dependence of the Solutions of Differential Equations with Fixed Moments of Impulses on the Initial Condition and Impulsive Effects31
2Differentiability of the Solutions of Differential Equations with Fixed Moments of Impulses on the Initial Condition and Impulsive Effects37
3Application: Continuous Dependence and Differentiability of the Solutions of Logistic Model with Fixed Moments of Impulses on the Initial Condition and Impulsive Effects49
Chapter 3. Continuous Dependence and Uniform Stability of the Solutions of the Differential Equations with Variable Moments of Impulses on the Impulsive Hypersurfaces and Impulsive Effects53
1Sufficient Conditions for the Absence of the Phenomenon ``Beating''57
2Continuous Dependence of the Solutions of the Differential Equations with Variable Impulsive Moments on the Impulsive Hypersurfaces85
3Uniform Stability of the Solutions of the Differential Equations with Variable Impulsive Moments on the Initial Condition and Impulsive Perturbations99
Chapter 4. Continuous Dependence of the Solutions of Differential Equations with Variable Moments of Impulses on the Initial Condition and Barrier Curves107
1Continuous Dependence of the Solutions of Differential Equations with Not Fixed Moments of Impulses on the Initial Condition and Barrier Curves109
2Application: Continuous Dependence of the Solutions of the Gompertz Model with Non Fixed Moments of Impulses on the Initial Condition and Barrier Curves129
Chapter 5. Orbital Hausdorff Continuous Dependence of the Solutions of Autonomous Differential Equations with Non Fixed Moments of Impulses on the Initial Condition and Impulsive Effects133
1Orbital Hausdorff Continuous Dependence of the Solutions of Autonomous Differential Equations with Non Fixed Moments of Impulses on the Initial Condition and Impulsive Effects135
2Application: Orbital Hausdorff Continuous Dependence of the Solutions of Lotka-Volterra Model with Non Fixed Moments of Impulses on the Initial Condition and Impulsive Effects147
Chapter 6. Orbital Hausdorff Stability of the Solutions of Autonomous Differential Equations with Non Fixed Moments of Impulses on the Initial Condition157
1Orbital Hausdorff Stability of the Solutions of Autonomous Differential Equations with Non Fixed Moments of Impulses on the Initial Condition159
2Orbital Hausdorff Stability of the Solutions of Lotka-Volterra Model without Impulses on the Initial Condition177
3Orbital Hausdorff Stability of the Solutions of Model of Harmonic Oscillator189
Chapter 7. Optimization Problems in Population Dynamics195
1Minimization of the Time Required for Reproduction of an Isolated Population197
2Application: A Model of Optimal Regime of Outer Effects207
3Impulsive Controllability and Optimization Problems. Lagrange's Method209
4Application: Impulsive Controllability and Optimization Problems in Population Dynamics219
Chapter 8. Continuous Dependence of the Solutions of Differential Equations with Variable Structure and Non Fixed Moments of Impulses with Respect to the Switching Functions227
1Continuous Dependence of the Solutions of the Differential Equations with Variable Structure and Non Fixed Moments of Impulses with Respect to the Switching Functions229
2Modelling by the Differential Equations with Variable Structure and Non Fixed Moments of Impulses247
Bibliography261



Bibliography

R. Agarwal, D. Franco, and D. O'Regan.
Singular boundary value problems for first and second order impulsive differential equations.
Aequationes Mathematicae, 69(1-2):83-96, 2005.

R. Agarwal and F. Karacoç.
A survey on oscillation of impulsive delay differential equations.
Computers & Mathematics with Applications, 60(6):1648-1685, 2010.

R. Agarwal, F. Karacoç, and A. Zafer.
Oscillation of nonlinear impulsive partial difference equations with continuous variables.
J. of Difference Equations and Applications, 17(11), 2011.

R. Agarwal and D. O'Regan.
Multiple nonnegative solutions for second order impulsive differential equations.
Applied Mathematics and Computation, 114(1):51-59, 2000.

R. Agarwal and D. O'Regan.
A multiplicity result for second order impulsive differential equations via the leggett williams fixed point theorem.
Applied Mathematics and Computation, 161(2):433-419, 2003.

B. Ahmad.
Instability of impulsive hybrid state dependent delay differential systems.
Vietnam J. of Mathematics, 35(3):285-298, 2007.

S. Ahmad, R. Alassar, V. Covachev, Z. Covacheva, and E. Al-Zahrani.
Continuous-time additive Hopfield-type neural networks with impulses.
J. of Mathematical Analysis and Applications, 290(2):436-451, 2004.

B. Ahmad and S. Sivasundaram.
Dynamics and stability of impulsive hybrid setvalued integro-differential equations with delay.
Nonlinear Analysis, 65(1):2289-2293, 2006.

B. Ahmad and S. Sivasundaram.
The monotone iterative technique for impulsive hybrid set valued integro-differential equations.
Nonlinear Analysis, 65(2):2260-2276, 2006.

B. Ahmad and S. Sivasundaram.
Existence results for nonlinear impulsive hybrid boundary value problems involving fractional differential equations.
Nonlinear Analysis: Hybrid Systems, 3(3):251-258, 2009.

B. Ahmad and S. Sivasundaram.
Instability criteria for impulsive hybrid state dependent delay integrodifferential systems.
Nonlinear Analysis: Real World Applications, 11(2):750-758, 2010.

S. Ahmad and G. Stamov.
Almost periodic solutions of n-dimensional impulsive competitive systems.
Nonlinear Analysis: Real World Applications, 10(3):1846-1853, 2009.

S. Ahmad and I. Stamova.
Global exponential stability for impulsive cellular neural networks with time-varying delays.
Nonlinear Analysis: Theory, Methods & Applications, 69(3):786-795, 2008.

M. Akhmet.
On the general problem of stability for impulsive differential equations.
J. of Mathematical Analysis and Applications, 288(1):182-196, 2003.

M. Akhmet.
On the smoothness of solutions of impulsive autonomous system.
Nonlinear Analysis, 60(2):311-324, 2005.

M. Akhmet.
Principles of discontinuous dynamical systems.
Springer, New York, 2010.

M. Akhmet, J. Alzabut, and A. Zafer.
Perron's theorem for linear impulsive differential equations with distributed delay.
J. of Computational and Applied Mathematics, 193(1):204-218, 2006.

M. Akhmet, M. Beklioglu, T. Ergenc, and V. Tkachenko.
An impulsive ratio-dependent predator–prey system with diffusion.
Nonlinear Analysis: Real World Applications, 7(5):1255-1267, 2006.

M. Akhmetov and N. Perestyuk.
Differentiable dependence of the solutions of impulsive systems on initial date.
Ukrainian Mathematical J., 41(8):1028-1033, 1989.

M. Akhmetov, N. Perestyuk, and M. Tleubergenova.
Control over linear pulse systems.
Ukrainian Mathematical J., 47(3):360-368, 1995.

J. Alzabut.
Existence of periodic solutions of a type of nonlinear impulsive delay differential equations with a small parameter.
J. of Nonlinear Mathematical Physics, 15:13-21, 2008.

J. Alzabut and T. Abdeljawad.
Exponential boundedness for solutions of linear impulsive differential equations with distributed delay.
International J. of Pure and Applied Mathematics, 34(2):201-215, 2007.

A. Andronov, A. Witt, and S. Haykin.
Oscilation Theory.
Nauka, Moskow, 1981.
In Russian.

J. Angelova and A. Dishliev.
Optimization problems in population dynamics.
Applicable Analysis, 69(3-4):207-221, 1999.

J. Angelova and A. Dishliev.
Optimization problems for one-impulsive models from population dynamics.
Nonlinear Analysis: Theory, Methods and Applications, 39(4):483-497, 2000.

J. Angelova, A. Dishliev, and S. Nenov.
Optimization problems for impulsive Lotka-Volterra predator-prey model.
International J. of Differential Equations and Applications, 3(4):7-18, 2000.

J. Angelova, A. Dishliev, and S. Nenov.
I-optimal curve for impulsive Lotka-Volterra predator-prey model.
Computers & Mathematics with Applications, 43(10-11):1203-1218, 2002.

A. Anokhin, L. Berezansky, and E. Braverman.
Exponential stability of linear delay impulsive differential equations.
J. of Mathematical Analysis and Applications, 193:923-941, 1995.

V. Babitskii and V. Krupenin.
Vibration in strongly nonlinear systems.
Nauka, Moskow, 1985.
In Russian.

H. Baek.
Extinction and permanence of a three-species Lotka-Volterra system with impulsive control strategies.
Discrete Dynamics in Nature and Society, 2008.
Article ID 752403, 18 pages.

L. Bai, Z. Shuai, and K. Wang.
Optimal impulsive harvest policy for an autonomous system.
Taiwanese J. of Mathematics, 8(1):245-258, 2004.

J. Bailey and S. Shafer.
A simple analytical solution to the three-compartment pharmacokinetic model suitable for computer-controlled infusion pumps.
Biomedical Engineering, 38(6):522-525, 1991.

D. Bainov and V. Covachev.
Impulsive differential equations with a small parameter.
World Scientific, Singapore, 1994.

D. Bainov, V. Covachev, and I. Stamova.
Estimates of the solutions of impulsive quasilinear functional differential equations.
Annales de la Faculte des Sciences de Toulouse, 12(2):149-161, 1991.

D. Bainov, V. Covachev, and I. Stamova.
Stability under persistent disturbances of impulsive differential-difference equations of neutral type.
J. of Mathematical Analysis and Applications, 187(3):790-808, 1994.

D. Bainov, M. Dimitrova, and A. Dishliev.
Necessary and sufficient conditions for existence of nonoscillatory solutions of impulsive differential equations of second order with retarded argument.
Applicable Analysis, 63(3-4):287-297, 1996.

D. Bainov, M. Dimitrova, and A. Dishliev.
Asymptotic properties of solutions of a class of impulsive differential equations of second order with a retarded argument.
Kodai Mathematical J., 20(2):120-126, 1997.

D. Bainov, M. Dimitrova, and A. Dishliev.
Oscilatory solutions of a class of nonlinear impulsive differential equations of first order with retarded argument.
J. of Applied Analysis, 4(2):215-230, 1998.

D. Bainov, M. Dimitrova, and A. Dishliev.
Oscillation of the solutions of class of impulsive differential equations with a deviating argument.
J. of Applied Mathematics and Stochastic Analysis, 11(1):95-102, 1998.

D. Bainov, M. Dimitrova, and V. Petrov.
Oscillatory properties of solutions of impulsive differential equations with several retarded argument.
Georgian Mathematical J., 5(3):201-212, 1998.

D. Bainov and A. Dishliev.
Population dynamics control in regard to minimizing the time necessary for the regeneration of a biomass taken away from the population.
Comtes Rendus de l'Academie Bulgare Sciences, 42(12):29- 32, 1989.

D. Bainov and A. Dishliev.
Population dynamic control in regard to minimizing the time necessary for the regeneration of a biomass taken away from the population.
Mathematical Model. Numer. Anal., 24(6):681-692, 1990.

D. Bainov and A. Dishliev.
Uniform stability with respect to the impulse hypersurfaces of the solutions of differential equations with impulses.
International J. of Systems Sci., 21(12):2637-2643, 1990.

D. Bainov, A. Dishliev, and S. Hristova.
An application of the method of quasilinearization for a periodic problem for systems of nonlinear differential equations.
Comtes Rendus de l'Academie Bulgare des Sciences, 50(11-12):21-22, 1997.

D. Bainov, A. Dishliev, and S. Hristova.
Monotone iterative technique for impulsive differential-difference equations with variable impulsive perturbations.
In Multivariate Approximation and Splines, pages 13-28, Basel, 1997. Birkhäuser Verlag.

D. Bainov, A. Dishliev, and S. Hristova.
The method of quasilinearization for the initial value problem for systems of impulsive differential equations.
Indian J. of Pure and Applied Mathematics, 30(9):893-910, 1999.

D. Bainov, A. Dishliev, and G. Stamov.
Almost periodic solutions of hyperbolic systems of impulsive differential equations.
Kumamoto J. of Mathematics, 10:1-10, 1997.

D. Bainov, A. Dishliev, and I. Stamova.
Asymptotic equivalence of a linear system of impulsive differential equations and system of impulsive differential-difference equations.
Ann. Univ. Ferrara, Sez. VII-Sc. Mat., 41:45-54, 1995.

D. Bainov, A. Dishliev, and I. Stamova.
Lipschitz quasistability of impulsive differential-difference equations with variable impulsive perturbations.
J. of Computational and Applied Mathematics, 70(2):267-277, 1996.

D. Bainov, A. Dishliev, and I. Stamova.
Practical stability of the solutions of impulsive systems of differential-difference equations via the method of comparison and some applications to population dynamics.
ANZIAM J., 43(25-539), 2002.

D. Bainov, Y. Domshlak, and S. Milusheva.
Partial averaging for impulsive differential equations with supremum.
Georgian Mathematical J., 3(1):11-26, 1996.

D. Bainov and S. Hristova.
Differential equations with maxima, volume 298 of Pure and Applied mathematics.
CRS Press, Taylor & Francis Group, A Chapman & Hall Book, 2011.

D. Bainov, D. Kolev, and K. Nakagawa.
The control of the blowing-up time for the solution of the semilinear parabolic equation with impulsive effect.
J. of Korean Mathematical Soc., 37(5):793-802, 2000.

D. Bainov, S. Kostadinov, and N. Minh.
Dichotomies and integral manifolds of impulsive differential equations.
Science Culture Technology Publishing, 1994.

D. Bainov, S. Kostadinov, and A. Myshkis.
Asymptotic equivalence of abstract impulsive differential equations.
International J. of Theoretical Physics, 36(2):383-393, 1996.

D. Bainov, S. Kostadinov, and P. Zabrejko.
Exponential dichotomy of linear impulsive differential equations in a Banach space.
International J. of Theoretical Physics, 28(7):797-814, 1989.

D. Bainov, S. Kostadinov, and P. Zabrejko.
lp-equivalence of linear and nonlinear impulsive differential equations in a Banach space.
Proc. Edinburgh Mathematical Soc., 36:17-33, 1992.

D. Bainov, T. Kostadinov, and V. Petrov.
Oscillatory and asymptotic properties of nonlinear first order neutral differential equations with piecewise constant argument.
J. of Mathematical Analysis and Applications, 194(3):612-639, 1995.

D. Bainov, G. Kulev, and I. Stamova.
Global stability of the solutions of impulsive differential-difference equations.
SUT J. of Mathematics, 1:55-71, 1995.

D. Bainov, G. Kulev, and I. Stamova.
Instability of solutions of impulsive systems of differential equations.
International J. of Theoretical Physics, 35(8):1799-1804, 1996.

D. Bainov, M. Dimitrova, and A. Dishliev.
Oscillation of the bounded solutions of impulsive differential-difference equations of second order.
Applied Mathematics and Computation, 114(1):61-68, 2000.

D. Bainov, N. Markova, and P. Simeonov.
Asymptotic behavior of the nonoscillatory solutions of differential equations of second order with delay depending on the unknown functions.
J. of Computational and Applied Mathematics, 91(1):87-96, 1998.

D. Bainov and S. Milusheva.
Justification of the averaging method for a system of differential equations with fast and slow variables and with impulses.
Zeitschrift fur Angawandte Mathematik und Physik, 32:237-254, 1981.

D. Bainov and S. Milusheva.
Application of the averaging method for functional-differential equations with impulses.
J. of Mathematical Analysis and Applications, 95(1):85-105, 1983.

D. Bainov and E. Minchev.
Trends in the theory of impulsive partial differential equations.
Nonlinear Word, 3:357-384, 1996.

D. Bainov and S. Nenov.
Limit sets of impulsive dynamical systems.
In Proceedings of the Fourth International Colloquium on Differential Equations, pages 31-34, 1994.

D. Bainov, V. Petrov, and V. Proytcheva.
Existence and asymptotic behavior of nonoscillatory solutions of second-order neutral differential equations with ``maxima''.
J. of Computational and Applied Mathematics, 83(2):237-249, 1997.

D. Bainov and P. Simeonov.
System with impulse effect: Stability theory and applications.
Ellis Horwood, Chichester, 1989.

D. Bainov and P. Simeonov.
Integral inequalities and applications.
Kluwer Academic Publishers, Dordrecht, 1992.

D. Bainov and P. Simeonov.
Impulsive differential equations: Periodic solutions and applications.
Longman Scientific & Technical, Harlow, 1993.

D. Bainov and P. Simeonov.
Impulsive differential equations: Asymptotic properties of the solutions.
World Scientific, Singapore, 1995.

D. Bainov and P. Simeonov.
Oscillation theory of impulsive differential equations.
International Publications, FL, 1998.

I. Bajo.
Pulse accumulation in impulsive differential equations with variable times.
J. of Mathematical Analysis and Applications, 216(1):211-217, 1997.

G. Ballinger and X. Liu.
Permanence of population growth model with impulsive effects.
Mathematics and Computer Modeling, 26(12):59-72, 1997.

N. Bautin.
The theory of point transformations and the dynamical theory of clocks.
In Proceedings ICNO V, volume 2, pages 29-54, Kiev, 1963. AN Ukraine.
In Russian.

R. Bellman.
Stability theory of differential equations.
McGraw-Hill, New York, Toronto, London, 1953.

M. Benchohra and P. Eloe.
On nonresonance impulsive functional differential equations with periodic boundary conditions.
Applied Mathematics E-Notes, 1:65-72, 2001.

M. Benchohra, J. Henderson, and S. Ntouyas.
Impulsive neutral functional differential equations in Banach spaces.
Applicable Analysis, 80(3):353-365, 2001.

M. Benchohra, J. Henderson, and S. Ntouyas.
Impulsive differential equations and inclusions, volume 2.
Hindawi Publishing Corporations, 2006.

M. Benchohra, J. Henderson, S. Ntouyas, and A. Ouahab.
Impulsive functional differential equations with variable times.
Computers & Mathematics with Applications, 47(10-11):1659-1665, 2004.

M. Benchohra, J. Henderson, S. Ntouyas, and A. Ouahab.
Impulsive functional differential equations with variable times and infinite delay.
International J. of Applied Mathematical Sciences, 2(1):130-148, 2005.

M. Benchohra and A. Ouahab.
Impulsive neutral functional differential equations with variable times.
Nonlinear Analysis: Theory, Methods & Applications, 55(6):679-693, 2003.

L. Berezansky and E. Braverman.
On impulsive Beverton-Holt difference equations and their applications.
J. of Differential Equations and Applications, 10(9):851-868, 2004.

S. Borysenko.
On asymptotic stability of solutions of systems with impulsive effects.
Ukrainian Mathematical J., 35(2):144-150, 1983.
In Russian.

S. Borysenko.
On stability of solution on linear approximation of the systems with impulsive effects.
Differential Equations, 22(5):884-886, 1986.
In Russian.

S. Borysenko, V. Kosolapov, and A. Obolenskii.
Stability of processes with continuous and discrete perturbations.
Naukova Dumka, Moskow, 1988.
In Russian.

M. Branicky.
Multiple Lyapunov functions and other analysis tools for switched and hybrid systems.
IEEE Transactions on Automatic Control, 43(4):475-482, 1998.

E. Braverman and L. Braverman.
Optimal harvesting of diffusive models in a nonhomogeneous environment.
Nonlinear Analysis: Theory Methods & Applications, 71(12):2173-2181, 2009.

E. Braverman and R. Mamdani.
Continuous versus pulse harvesting for population models in constant and variable environment.
J. of Mathematical Biology, 57(3):413-434, 2008.

V. Chellaboina, S. Bhat, and W. Haddad.
An invariance principle for nonlinear hybrid and impulsive dynamical systems.
Nonlinear Analysis, 53(3-4):527-550, 2003.

G. Chen and J. Shen.
Boundedness and periodicity for impulsive functional differential equations with applications to impulsive delayed Hopfield neuron networks.
Dynamics of Continuous Discrete and Impulsive Systems, Ser. A, 14:177-188, 2007.

J. Chen, C. Tisdell, and R. Yuan.
On the solvability of periodic boundary value problems with impulse.
J. of Mathematical Analysis and Applications, 331(2):902-912, 2007.

S. Chen, J. Qi, and M. Jin.
Pulse phenomena of second-order impulsive differential equations with variable moments.
Computers & Mathematics with Applications, 46(8-9):1281-1287, 2003.

F. Chernousko, L. Akulenko, and B. Sokolov.
Control of Oscillations.
Nauka, Moskow, 1980.
In Russian.

L. Chua and L. Yang.
Cellular neural networks: Applications.
IEEE Transactions on Circuits and Systems CAS, 35:1273-1290, 1988.

L. Chua and L. Yang.
Cellular neural networks: Theory.
IEEE Transactions on Circuits and Systems CAS, 35:1257-1272, 1988.

R. Chukleva.
Modeling using differential equations with variable structure and impulses.
International J. of Pure and Applied Mathematics, 72(3):343-364, 2011.

R. Chukleva, A. Dishliev, and K. Dishlieva.
Continuous dependence of the solutions of differential equations with variable structure and impulses with respect to the switching functions.
J. of Mathematical Sciences: Advances and Applications, 1(5):46-59, 2011.

E. Coddington and N. Levinson.
Theory of ordinary differential equations.
McGraw-Hill Book Company, New York, Toronto, London, 1955.

F. Cordova-Lepe.
Advances in theory of impulsive differential equations at impulse-dependent times, with applications to bio-economics.
In Biomat 2006, International Symposium on Mathematical and Computational Biology, pages 343-358, Singapore, 2006. World Scientific Publishing.

B. Dai, H. Su, and D. Hu.
Periodic solution of a delayed ratio-dependent predator-prey model with monotonic functional response and impulse.
Nonlinear Analysis: Theory, Methods & Applications, 70(1):126-134, 2009.

F. Dannan and S. Elaydi.
Lipschitz stability of nonlinear systems of differential equations.
J. of Mathematical Analysis and Applications, 113(2):562-577, 1986.

R. DeCarlo, S. Zak, and G. Matthews.
Variable structure control of nonlinear multivariable systems: a tutorial.
Proceedeings on the IEEE, 76(3):212-232, 1988.

M. Dimitrova.
Oscillation criteria for the solutions of nonlinear delay differential equations of second order with impulse effect.
International J. of Pure and Applied Mathematics, 72(4):439-451, 2011.

M. Dimitrova and V. Donev.
On the nonoscillation and oscillation of the solutions of a first order neutral nonconstant delay impulsive differential equations with variable or oscillating coefficients.
International J. of Pure and Applied Mathematics, 73(1):111-128, 2011.

M. Dimitrova and V. Donev.
Oscillation criteria for the solutions of first order neutral nonconstant delay impulsive differential equations with variable coefficients.
International J. of Pure and Applied Mathematics, 73(1):13-28, 2011.

M. Dimitrova and V. Donev.
Oscillatory properties of the solutions of a first order neutral nonconstant delay impulsive differential equations with variable coefficients.
International J. of Pure and Applied Mathematics, 72(4):537-554, 2011.

H. Dimov and S. Nenov.
Some features of uncontinuable solutions of impulsive dynamical systems.
Extracta Mathematicae, 11(3):443-456, 1996.

J. Din.
Stochastic finite-time stability of nonlinear Markovian switching systems with impulsive effects.
J. of Dynamic Systems, Measurement, and Control, 134(1), 2012.

A. Dishliev and D. Bainov.
Sufficient conditions for absence of ``beating'' in systems of differential equations with impulses.
Applicable Analysis, 18(1, 2):67-73, 1984.

A. Dishliev and D. Bainov.
Conditions for the absence of the phenomenon''beating'' for systems of impulse differential equations.
Bulletin of the Institute of Mathematics Academia Sinica, 13(3):237-256, 1985.

A. Dishliev and D. Bainov.
Continuous dependence on the initial condition of the solution of a system of differential equations with variable structure and with impulses.
Publications of the Research Institute for Mathematical Sciences Kyoto University, 23(6):923-936, 1987.

A. Dishliev and D. Bainov.
Differentiability on a parameter and initial condition of the solution of a system of differential equations with impulses.
Osterreichische Academie der Wissenschaften Mathematisch-naturwissenschaftliche Klasse, 196(1-3):69-96, 1987.

A. Dishliev and D. Bainov.
Continuous dependence of the solution of a system of differential equations with impulses on the impulse hypersurfaces.
J. of Mathematical Analysis and Applications, 135(2):369-382, 1988.

A. Dishliev and D. Bainov.
Continuous dependence of the solution of a system of differential equations with impulses on the initial condition and a parameter in the presence of beating.
International J. of Systems Sci., 19(5):669-682, 1988.

A. Dishliev and D. Bainov.
Continuous dependence of the solution of a system of differential equations with impulses on the initial condition.
Zeitschrift fur Analysis und ihre Anwendungen, 8(2):183-196, 1989.

A. Dishliev and D. Bainov.
Investigation of the lipschitz stability via limiting equations.
Dynamics and Stability of Systems, 5(2):59-64, 1990.

A. Dishliev and D. Bainov.
Continuous dependence on initial condition and a parameter of a class of differential equations with variable structure and impulses.
International J. of Systems Science, 22(4):641-658, 1991.

A. Dishliev and D. Bainov.
Uniform stability with respect to the impulsive perturbations of the solutions of impulsive differential equations.
International J. of Theoretical Physics, 31(2):363-372, 1992.

A. Dishliev and K. Dishlieva.
Continuous dependence of the solutions of differential equations under ``short'' perturbations on the right-hand side.
Communications in Applied Analysis, 10(2):149-159, 2006.

A. Dishliev and K. Dishlieva.
Continuous dependence and stability of solutions of impulsive differential equations on the initial conditions and impulsive moments.
International J. of Pure and Applied Mathematics, 70(1):39-64, 2011.

A. Dishliev and K. Dishlieva.
Orbital gravitation and orbital Hausdorff stability of Lotka-Volterra model.
International J. of Applied Science and Technology, 1(6):134-144, 2011.

A. Dishliev and K. Dishlieva.
Orbital Hausdorff continuous dependence of the solutions of impulsive differential equations with respect to impulsive perturbations.
International J. of Pure and Applied Mathematics, 70(2):167-187, 2011.

A. Dishliev and N. Markova.
Sufficient conditions for oscillation of the solutions of impulsive linear homogeneous differential equations with retarded argument.
Communications in Applied Analysis, 11(2):223-228, 2007.

A. Dishliev and D. Stoykov.
Stability of limiting equations of impulsive differential equations.
International J. of Differential Equations and Applications, 6(4):389-410, 2002.

A. Dishliev and D. Stoykov.
Stability via limiting equations of impulsive differential equations.
International J. of Differential Equations and Applications, 6(4):369-388, 2002.

K. Dishlieva.
Differentiability of solutions of impulsive differential equations with respect to the impulsive perturbations.
Nonlinear Analysis: Real World Applications, 12(6):3541-3551, 2011.

K. Dishlieva.
Continue dependence of the solutions of impulsive differential equations on the initial conditions and barrier curves.
Acta Mathematica Scientia, 2012.

V. Doddaballapur, P. Eloe, and Y. Zhang.
Quadratic convergence of approximate solutions of two-point boundary value problems with impulse.
Electronic J. of Differential Equations, Conference, pages 81-95, 1997.

L. Dong, L. Chen, and P. Shi.
Periodic solutions for a two-species nonautonomous competition system with diffusion and impulses.
Chaos Solitons & Fractals, 32(5):1916-1926, 2007.

L. Dong, L. Chen, and L. Sun.
Optimal harvesting policies for periodic Gompertz systems.
Nonlinear Analysis: Real World Applications, 8(2):572-578, 2007.

A. D'onofrio.
Stability properties of pulse vaccination strategy in seir epidemic model.
Mathematical Biosciences, 179(1):57-72, 2002.

Y. Duan, P. Tian, and Z. Zhang.
Oscillation and stability of nonlinear neutral impulsive delay differential equations.
J. of Applied Mathematics and Computing, 11(1, 2):243-253, 2003.

A. El-Sayed and I. Ameen.
Continuation of a parameterized impulsive differential equation to an internal nonlocal Cauchy problem.
Alexandria J. of Mathematics, 2(1), 2011.

S. Elaydi and A. Yakubu.
Global stability of cycles: Lotka-Volterra competition model with stocking.
J. of Differential Equations and Applications, 8(6):537-549, 2002.

P. Eloe and J. Henderson.
A boundary value problem for a system of ordinary differential equations with impulse effects.
Rocky Mountain J. of Mathematics, 37(3):785-799, 1997.

P. Eloe and J. Henderson.
Positive solutions of boundary value problems for ordinary differential equations with impulse.
Dynamics of Continuous, Discrete and Impulsive Systems, 4:285-294, 1998.

P. Eloe, J. Henderson, and T. Khan.
Right focal boundary value problems with impulse effects.
Proceedings of Dynamical Systems and Applications, 2:127-134, 1996.

P. Eloe, J. Henderson, and B. Thompson.
Extremal points for impulsive lidstone boundary value problems.
Mathematical Comput. Modeling, 32:687-698, 2000.

P. Eloe and M. Sokol.
Positive solutions and conjugate points for a boundary value problem with impulses.
Dynam. Systems Appl., 7:441-449, 1998.

P. Eloe and M. Usman.
Fully nonlinear boundary value problems with impulses.
Electronic J. of Qualitative Theory of Differential Equations, 21:1-11, 2011.

H. Erbe, H. Freedman, X. Liu, and J. Wu.
Comparison principles for impulsive parabolic equations with applications to models of single species growth.
The J. of Australian Mathematical Society Series B. Applied Mathematics, 32:382-400, 1991.

C. Feng and Z. Huang.
Almost periodicity in an impulsive logistic equation with infinity delay.
International J. of Biomathematics, 1(3):355-360, 2008.

W. Feng and Y. Chen.
Oscillation of second order functional differential equations with impulses.
Dynamics of Continuous, Discrete and Impulsive Systems, Series A: Mathematical Analysis, 9:367-376, 2002.

L. Fenner and M. Pinto.
On a Hartman linearization theorem for a class of ODE with impulse effect.
Nonlinear Analysis, 38(3):307-325, 1999.

A. Filippov.
Differential equations with discontinuous righthand sides.
Kluwer Academic Publishers, Dordrecht, 1988.

D. Franco and J. Nieto.
Maximum principles for periodic impulsive first order problems.
J. of Computational and Applied Mathematics, 88(1):149-159, 1998.

M. Frigon and D. O'Regan.
First order impulsive initial and periodic problems with variable moments.
J. of Mathematical Analysis and Applications, 233(2):730-739, 1996.

M. Frigon and D. O'Regan.
Impulsive differential equations with variable times.
Nonlinear Analysis: Theory, Methods & Applications, 26(12):1913-1922, 1996.

M. Frigon and D. O'Regan.
Second order Sturm-Liouville BVP's with impulses at variable moments.
Dynamics of Continuous Discrete and Impulsive Systems, 8(2):149-159, 2001.

X. Fu and X. Li.
Oscillation of higher order impulsive differential equations of mixed type with constant argument at fixed time.
Mathematics and Computer Modeling, 48(5-6):776-786, 2008.

Y.-P. Fu and L. Zhou.
Stability of periodic solution for a periodic logistic equation with delay.
Acta Mathematica Scientia, 21(3):303-310, 2001.

K. Fuhrman, I. Lauko, and G. Pinter.
Asymptotic behavior of an si epidemic model with pulse removal.
Mathematical and Computer Modeling, 40(3-4):371-386, 2004.

S. Gao, L. Chen, J. Nieto, and A. Torres.
Analysis of a delayed epidemic model with pulse vaccination and saturation incidence.
Vaccine, 24(35-36):6037-6045, 2006.

S. Gao, Z. Teng, J. Nieto, and A. Torres.
Analysis of an sir epidemic model with pulse vaccination and distributed time delay.
J. of Biomedicine and Biotechnology, 2007.
Article ID 64870, 10 pages.

W. Gao and J. Hung.
Variable structure control of nonlinear systems: a new approach.
Industrial Electronics, IEEE Transactions, 40(1):45-55, 1993.

A. Georgieva and S. Kostadinov.
lp-equivalence of impulsive differential equations.
SUT J. of Mathematics, 33(2):291-301, 1997.

A. Georgieva and S. Kostadinov.
Sufficient conditions for the -equivalence of two nonlinear impulsive differential equations.
Turkish J. of Mathematics, 32:451-466, 2008.

D. Georgiou, J. Nieto, and R. Rodríguez-López.
Initial value problems for higher-order fuzzy differential equations.
Nonlinear Analysis, 63(4):587-600, 2005.

R. Gladilina and A. Icnatyev.
Necessary and sufficient stability conditions for invariant sets of nonlinear impulsive systems.
International Applied Mechanics, 44(2):228-237, 2008.

Bhaskar T. Gnana and V. Lakshmikantham.
Set differential equations and flow invariance.
Applicable Analysis, 82(4):357-368, 2003.

P. Gonzalez and M. Pinto.
Asymptotic behavior of impulsive differential equations.
Rocky Mountain J. of Mathematics, 26(1):165-173, 1996.

K. Gopalsamy.
Stability and oscillations in delay differential equations of population dynamics.
Kluwer Academic Publishers, Dordrecht, 1992.

K. Gopalsamy and B. Zhang.
On delay differential equations with impulses.
J. of Mathematical Analysis and Applications, 139(1):110-122, 1989.

J. Graef, J. Shen, and I. Stavroulakis.
Oscillation of impulsive neutral delay differential equations.
J. of Mathematical Analysis and Applications, 268(1):310-333, 2002.

H. Guo and L. Chen.
Time-limited pest control of a Lotka-Volterra model with impulsive harvest.
Nonlinear Analysis: Real World Applications, 10(2):840-848, 2009.

M. Guo, X. Xue, and R. Li.
Impulsive functional differential inclusions and fuzzy population model.
Fuzzy Sets and Systems, 138(3):601-615, 2003.

A. Halanay and D. Veksler.
Qualitative theory of impulsive systems.
Mir, Moskow, 1971.
In Russian.

F. Hartman.
Ordinary differential equations.
John Wiley & Sons, New York, London, Sydney, 1964.

J. Henderson and H. Thompson.
Smoothness of solutions for boundary value problems with impulse effects, II.
Math and Computer Modeling, 223(10):61-69, 1996.

S. Hong and M. Zhang.
Comparison results for initial value problems of second-order impulsive integro-differential inclusions.
Nonlinear Analysis: Theory, Methods & Applications, 74(1):67-80, 2011.

H. Hossainzadeh, G. Afrouzi, and A. Yazdani.
Application of adomian decomposition method for solving impulsive differential equations.
The J. of Mathematics and Computer Science, 2(4):672-681, 2011.

S. Hristova.
Nonlinear delay integral inequalities for piecewise continuous functions and applications.
J. Ineq. Pure and Applied Mathematics, 5(4), 2004.
Article 88.

S. Hristova.
Integral stability in terms of two measures for impulsive functional differential equations.
Mathematical and Computer Modeling, 51(1-2):100-108, 2010.

S. Hristova and D. Bainov.
Applications of the monotone-iterative technique of V. Lakshmikantham for solving the initial value problem for impulsive differential-difference equations.
Rocky Mountain J. of Mathematics, 23(2):609-618, 1993.

S. Hristova and A. Georgieva.
Practical stability in terms of two measures for impulsive differential equations with ``supremum''.
International J. of Differential Equations, 2011.
Article ID 703189, 13 pages.

S. Hristova and G. Kulev.
Quasilinearization of boundary value problem for impulsive differential equations.
J. of Computational and Applied Mathematics, 132(2):399-407, 2001.

S. Hristova and L. Roberts.
Razumikhin technique for boundedness of the solutions of impulsive integrodifferential equations.
Mathematical and Computer Modelling, 34(7-8):839-847, 2001.

S. Hu, V. Lakshmikantham, and S. Leela.
Impulsive differential systems and the pulse phenomena.
J. of Mathematical Analysis and Applications, 137(2):605-612, 1989.

J. Hung, W. Gao, and J. Hung.
Variable structure control: a survey.
Industrial Electronics, IEEE Transactions, 40(1):2-22, 1993.

H-F. Huo.
Existence of positive periodic solutions of a neutral delay Lotka-Volterra system with impulses.
Computers & Mathematics with Applications, 48(12):1833-1846, 2004.

O. Ignatiev.
Homogeneous polynomials as Lyapunov functions in the stability research of solutions of difference equations.
Applied Mathematics and Computation, 216(2):388-394, 2010.

A. Ignatyev.
On the stability of invariant sets of systems with impulse effect.
Nonlinear Analysis: Theory, Methods & Applications, 69(1):53-72, 2008.

A. Ignatyev and O. Ignatyev.
Stability of solutions of systems with impulse effect.
In E. Hoffmann, editor, Progress in Nonlinear Analysis Research, pages 363-389, 2009.

A. Ignatyev and O. Ignatyev.
Quadratic forms as Lyapunov functions in the study of stability of solutions to difference equations.
Electronic J. of Differential Equations, 2011(19):1-21, 2011.

J. Jia and C. Li.
A predator-prey Gompertz model with time delay and impulsive perturbations on the prey.
Discrete Dynamics in Nature and Society, 2009, 2009.
Article ID 256195, 15 p.

J. Jia, B. Wu, and R. Shi.
Analysis of an eco-epidemical model with Ivev functional response and impulsive perturbation.
International J. of Pure and Applied Mathematics, 70(7):915-926, 2011.

X. Jian.
Dynamical behavior of a leslie model with pest control.
International J. of Pure and Applied Mathematics, 71(2):241-249, 2011.

G. Jiang and Q. Lu.
Impulsive state feedback control of a predator–prey model.
J. of Computational and Applied Mathematics, 200(1):193-207, 2007.

J. Jiao, L. Chen, J. Nieto, and A. Torres.
Permanence and global attractivity of stage-structured predator-prey model with continuous harvesting on predator and impulsive stocking on prey.
Applied Mathematics and Mechanics, 29(5):653-663, 2008.

Z. Jin, M. Zhien, and H. Maoan.
The existence of periodic solutions of the n-species Lotka-Volterra competitions system with impulsive.
Chaos Solitons & Fractals, 22(1):181-188, 2004.

G. Juang and Q. Lu.
The dynamics of a prey-predator model with impulsive state feedback control.
Discrete Contin. Dyn. Syst. Ser. B, 6:1310-1320, 2006.

G. Juang and Q. Lu.
Impulsive state feedback control of a predator-prey model.
J. of Computational and Applied Mathematics, 200(1):193-207, 2007.

B. Kalitin.
Oscillations of a mathematical pendulum with an impact impulse.
Differential Equations, 5(2):1267-1274, 1969.
In Russian.

B. Kalitin.
Oscillations of a mathematical pendulum with an impact impulse. part 2.
Differential Equations, 6(2):2174-2181, 1970.
In Russian.

B. Kalitin.
On limit cycles pendulum systems with impulse effects.
Differential Equations, 7(3):540-542, 1971.
In Russian.

L. Karandjulov and A. Boichuk.
Asymptotic expansions of solution of singularly perturbed linear boundary-value problem.
Ed. Acad. Sci. Ukraine, 1:7-10, 1994.
In Russian.

L. Karandjulov and Y. Stoyanova.
Problem of Cauchy for linear singularly perturbed impulsive systems.
Univ. Mishcolc Inst. Mathematical Notes, 3(1):25-37, 2002.

L. Karandjulov and Y. Stoyanova.
Boundary-value problem for singularly perturbed systems in the critical case.
Vesci NAN, Belarus, 2:59-65, 2003.
In Russian.

L. Karandjulov and Y. Stoyanova.
Generalized Cauchy problem for singularly perturbed impulse systems in the critical case.
Differential Equations, 40(3):310-323, 2004.
In Russian.

N. Kitanov.
Method of averaging for optimal control problems with impulsive effects.
International J. of Pure and Applied Mathematics, 72(4):573-589, 2011.

A.E. Kobrinskii and A.A. Kobrinskii.
Vibro - impact systems.
Nauka, Moskow, 1973.
In Russian.

A. Kosseva, S. Kostadinov, and K. Schneider.
lp-dichotomy of linear differential equations in arbitrary Banach space.
Chinese Ann. Mathematical Ser. B, 24(4):485-490, 2003.

A. Kosseva, S. Kostadinov, and P. Zabrejko.
Stability of linear impulsive differential equations with unbounded operator.
Rostock. Mathematical Kolloq., 53:51-59, 1999.

N. Krilov and N. Bogolyubov.
Introduction to nonlinear mechanics: Approximate Asymptotic Methods.
Ed. Acad. Sci. Ukraine, Kiev, 1937.
In Russian.

G. Kulev and D. Bainov.
Stability of sets for systems with impulses.
Tamkang J. of Mathematics, 19(2):13-22, 1988.

G. Kulev and D. Bainov.
Global stability of sets for systems with impulses.
Applied Mathematics and Computation, 29(3):255-270, 1989.

G. Kulev and D. Bainov.
On the global stability of sets for impulsive differential systems by Lyapunov's direct methods.
Dynamics and stability of systems, 110(3):149-162, 1990.

A.K. Laird.
Dynamics of tumor growth.
Br. J. of Cancer, 18(3):490-502, 1964.

V. Lakshmikantham.
Trends in the theory of impulsive differential equations.
Differential Equations and Applications, 1(2):76-87, 1989.

V. Lakshmikantham, D. Bainov, and P. Simeonov.
Theory of impulsive differential equations.
World Scientific, Singapore, New Jersey, London, Hong Kong, 1989.

V. Lakshmikantham and X. Liu.
Stability for impulsive differential systems in terms of two measures.
Applied Mathematics and Computations, 29(1):89-98, 1989.

V. Lakshmikantham and Devi J. Vasundhara.
Hybrid systems with time scales and impulses.
Nonlinear Analysis, 65(11):2147-2152, 2006.

J. Li and J. Nieto.
Impulsive periodic boundary value problems of first-order differential equations.
J. of Mathematical Analysis and Applications, 325(1):226-236, 2007.

X. Li.
Oscillation properties of second order delay differential-difference equations with impulses.
Advances in Applied Mathematical Analysis, 3(1):55-66, 2008.

X. Li, X. Fu, P. Balasubramaniam, and R. Rakkiyappan.
Existence, uniqueness and stability analysis of recurrent neural networks with time delay in the leakage term under impulsive perturbations.
Nonlinear Analysis: Real World Applications, 11(5):4092-4108, 2010.

X. Li and Q. Xi.
Oscillatory and asymptotic properties of impulsive differential equations with time-varying delays.
International J. of Differential Equations, 4(2):201-209, 2009.

Y. Li.
Global exponential stability of bam neural networks with delays and impulses.
Chaos, Solitons & Fractals, 24(1):279-285, 2005.

Y. Li, J. Cui, and X. Song.
Asymptotic behavior of the non-autonomous competing two-species Lotka-Volterra models with impulsive effect.
J. of Biological Dynamics, 3(1):58-72, 2009.

Y. Li and W. Xing.
Existence of positive periodic solution of a periodic cooperative model with delays and impulses.
International J. of Mathematics and Mathematical Sciences, 2006.
Article ID 38617, 16 pages.

D. Lin and J. Hui.
The best dosage scheme on multiple rapid vein injection.
J. of Biological Systems, 15(3):355-364, 2007.

B. Liu, Z. Teng, and W. Liu.
Dynamic behaviors of the periodic Lotka-Volterra competing system with impulsive perturbations.
Chaos Solitons & Fractals, 31(2):356-370, 2007.

B. Liu, Y. Zhang, and L. Chen.
The dynamical behaviors of a Lotka-Voltera predator-prey model concerning integrated pest management.
Nonlinear Analysis: Real World Applications, 6(2):227-243, 2005.

L. Liu and Y. Ye.
Existence and uniqueness of periodic solutions for a discrete-time sip epidemic model with time delays and impulses.
International J. of Computational and Mathematical Sciences, 5(4):229-235, 2011.

S. Liu, L. Chen, G. Luo, and Y. Jiang.
Asymptotic behaviors of competitive Lotka-Volterra system with stage structure.
J. of Mathematical Analysis and Applications, 271(1):124-188, 2002.

X. Liu.
Stability results for impulsive differential systems with application to population growth models.
Dyn. Stabil. Syst., 9(2):163-174, 1994.

X. Liu and L. Chen.
Complex dynamics of Holling type II Lotka-Volterra predator-prey system with impulsive perturbations on the predator.
Chaos Solitons & Fractals, 16(3):11-20, 2003.

X. Liu and L. Chen.
Global dynamics of the periodic logistic system with periodic impulsive perturbations.
J. of Mathematical Analysis and Applications, 289(1):279-291, 2004.

X. Liu and L. Chen.
Global behaviors of a generalized periodic impulsive logistic system with nonlinear density dependence.
Communication in Nonlinear Science and Numerical Simulation, 10(3):329-340, 2005.

X. Liu, G. Li, and G. Luo.
Positive periodic solution for a two-species ratio-dependent predator–prey system with time delay and impulse.
J. of Mathematical Analysis and Applications, 325(1):715-723, 2007.

Y. Liu, S. Gao, S. Yan, and F. Zhang.
A delayed chemostat model with impulsive perturbations on the nutrient concentration.
International J. of Pure and Applied Mathematics, 70(5):631-645, 2011.

Y. Liu and W. Ge.
Stability theorems and existence results for periodic solutions of nonlinear impulsive delay differential equations with variable coefficient.
Nonlinear Analysis, 57(3):363-399, 2004.

H.-Y. Lu and K. Wang.
Nonautonomous single population model with periodic coefficients and their optimal harvesting policies.
Acta Mathematica Scientia, 25(6):926-932, 2005.

H.-Y. Lu and K. Wang.
A class of autonomous single-species models and their optimal harvesting policies.
J. of Systems Sciences and Mathematical Sciences, 30(1):33-42, 2010.

Z. Lu, X. Chi, and L. Chen.
Impulsive control strategies in biological control of pesticide.
Theoretical Population Biology, 64(1):39-47, 2003.

J. Luo.
Oscillation for nonlinear delay differential equations with impulses.
J. of Mathematical Analysis and Applications, 250(1):290-298, 2000.

Z. Luo, X. Lin, and J. Shen.
Oscillation of impulsive neutral differential equations with positive and negative coefficients.
Indian J. of Pure and Applied Mathematics, 31(7):753-766, 2000.

Z. Luo and J. Shen.
Oscillation for solutions of nonlinear neutral differential equations with impulses.
Computers & Mathematics with Applications, 42(10-11):1285-1292, 2001.

Z. Luo and J. Shen.
Stability of impulsive functional differential equations via Lyapunov functional.
Applied Mathematics Letters, 22(2):163-169, 2009.

V. Matov.
Determination of the gradient by the optimization of dynamical models depending on the parameter.
In Mathematics and Mathematical Education, pages 195-201, Sofia, 1983. BAN.
In Bulgarian.

M. Medina and M. Pinto.
Uniform asymptotic stability of solutions of impulsive differential equations.
Dynamic Systems and Applications, 5:97-107, 1996.

X. Meng and L. Chen.
Permanence and global stability in an impulsive Lotka-Volterra n-species competitive system with both discrete delays and continuous delays.
International J. of Biomathematics, 1(2):179-196, 2008.

X. Meng, L. Chen, and Q. Li.
The dynamics of an impulsive delay predator-prey model with variable coefficients.
Applied Mathematics and Computation, 198(1):361-374, 2008.

X. Meng, L. Chen, and B. Wu.
A delay sir epidemic model with pulse vaccination and incubation times.
Nonlinear Analysis: Real World Applications, 11(1):88-98, 2000.

X. Meng, J. Jiao, and L. Chen.
The dynamics of an age structured predator-prey model with disturbing pulse and time delays.
Nonlinear Analysis: Real World Applications, 9(2):1255-1267, 2008.

X. Meng, J. Jiao, and L. Chen.
The dynamics of an age structured predator–prey model with disturbing pulse and time delays.
Nonlinear Analysis: Real World Applications, 9(2):547-561, 2008.

X. Meng, Z. Li, and J. Nieto.
Dynamic analysis of Michaelis-Menten chemostat-type competition models with time delay and pulse in a polluted environment.
J. of Mathematical Chemistry, 47(1):123-144, 2010.

D. Mihailova and D. Staneva-Stoytcheva.
The fundamentals of pharmacokinetics.
State Publishing House, 1987.

N. Milev and D. Bainov.
Stability of linear impulsive differential equations.
Computers & Mathematics with Applications, 20(12):35-41, 1990.

N. Milev and D. Bainov.
Dichotomies for linear impulsive differential equations with variable structure.
International J. of Theoretical Physics, 31(2):353-361, 1992.

N. Milev, D. Bainov, and G. Roach.
Stability of linear systems of differential equations with variable structure and impulse effect.
Mathematical Methods in the Applied Sciences, 11(2):271-278, 1989.

V. Milman and A. Myshkis.
On the stability of motion in the presence of impulses.
Siberian Mathematical J., 1(2):233-237, 1960.
In Russian.

V. Milman and A. Myshkis.
Random impulses in linear dynamical systems. approximate methods of solutions of differential equations.
Kiev, Ed. Acad. Sci. Ukraine, 1:64-81, 1963.
In Russian.

A. Milne and Z. Chalabi.
Stability analysis of the FitzHugh–Nagumo differential equations driven by impulses: Applied to the electrical firing of magnocellular neurons.
J. of Mathematics Applied in Medicine and Biology, 15(4):367-385, 1998.

S. Mohamad, K. Gopalsamy, and H. Akça.
Exponential stability of artificial neural networks with distributed delays and large impulses.
Nonlinear Analysis: Real World Applications, 9(3):872-888, 2008.

H. Mönch and G.-F. von Harten.
On the Cauchy problem for ordinary differential equations in Banach spaces.
Archiv der Mathematik, 39(1):153-160, 1982.

J. Mu and Y. Li.
Monotone iterative technique for impulsive fractional evolution equations.
J. of Inequalities and Applications, 2011.

X. Mu and F. Tang.
Strict Lyapunov functions for impulsive hybrid time-varying systems with discontinuous right-hand side.
J. of Systems Science and Complexity, 24(2):261-270, 2011.

I. Natanson.
Theory of the functions of a real variable.
State Edition of Technico-Theoretical Literature, second edition, 1957.

R. Naulin and M. Pinto.
Quasi-diagonalization of linear impulsive systems and applications.
J. of Mathematical Analysis and Applications, 208(2):281-297, 1997.

S. Nenov.
Impulsive controllability and optimizations problems in population dynamics.
Nonlinear Analysis, 36(7):881-890, 1999.

S. Nenov and D. Bainov.
Impulsive dynamical systems.
In Proceedings of the Second International Colloquium on Differential Equations, pages 145-166, 1992.

L. Nie, J. Peng, Z. Teng, and L. Hu.
Existence and stability of periodic solution of a Lotka-Volterra predator-prey model with state dependent impulsive effects.
J. of Computational and Applied Mathematics, 224(2):544-555, 2009.

L. Nie, Z. Teng, L. Hu, and J. Peng.
The dynamics of a Lotka-Volterra predator-prey model with state dependent impulsive harvest for predator.
BioSystems, 98(2):67-72, 2009.

J. Nieto.
Basic theory for nonresonance impulsive periodic problems of first order.
J. of Mathematical Analysis and Applications, 205(2):423-433, 1997.

J. Nieto.
The Cauchy problem for continuous fuzzy differential equations.
Fuzzy sets and systems, 102(1):159-262, 1999.

J. Nieto and D. O'Regan.
Variational approach to impulsive differential equations.
Nonlinear Analysis: Real World Applications, 10(2):680-690, 2009.

J. Nieto and R. Rodríguez-López.
Periodic boundary value problem for non-lipschitzian impulsive functional differential equations.
J. of Mathematical Analysis and Applications, 318(2):593-610, 2006.

J. Nieto and R. Rodríguez-López.
New comparison results for impulsive integro-differential equations and applications.
J. of Mathematical Analysis and Applications, 328(2):1343-1368, 2007.

J. Nieto and R. Rodríguez-López.
Boundary value problems for a class of impulsive functional equations.
Computers & Mathematics with Applications, 12(15):731-780, 2008.

A. Özbekler and A. Zafer.
Picone's formula for linear non-selfadjoint impulsive differential equations.
J. of Mathematical Analysis and Applications, 319(2):410-423, 2006.

B. Paden and S. Sastry.
A calculus for computing Filippov's differential inclusion with application to the variable structure control of robot manipulators.
Circuits and Systems, IEEE Transactions, 34(1):73-82, 1987.

S. Pandian, Y. Balachandran, and G. Purushothaman.
Oscillation criteria for a first-order impulsive neutral differential equation with positive and negative coefficients.
Far East J. of Mathematical Sciences, 51(2):127-140, 2011.

S. Pandit and S. Deo.
Differential systems involving impulses.
Lecture Notes. Springer-Verlag, Berlin, 1982.

M.-S. Peng and R. Agarwal.
Oscillation theorems of second-order nonlinear delay differential equations under impulsive perturbations.
International J. of Pure and Applied Mathematics, 33(7):1017-1029, 2002.

M. Perestyuk and O. Chernikova.
Some modern aspects of the theory of impulsive differential equations.
Ukrainian Mathematical J., 60(1):91-107, 2008.

N. Perestyuk and O. Chernikova.
Stability of solutions of pulsed systems.
Ukrainian Mathematical J., 49(1):109-123, 1997.

N. Perestyuk, V. Plotnikov, A. Samoilenko, and N. Skripnik.
Differential equations with impulse effects multivalued right-hand sides with discontinuities.
Walter de Gruyter, Berlin, Boston, 2011.

V. Plotnikov, R. Ivanov, and N. Kitanov.
Method of averaging for impulsive differential inclusions.
Pliska Stud. Math. Bulgar., 12:43-55, 1998.

V. Plotnikov and N. Kitanov.
On continuous dependence of solutions of impulsive differential inclusions and impulse control problems.
Cybernetic Systems Analysis, 5:71-85, 2002.
In Russian.

V. Plotnikov and P. Kitanov.
Bogolyubov's theorem for continuous dependence of solutions of quasi differential equations with impulses.
Ukrainian Mathematical J., 49(1):1504-1511, 1997.
In Russian.

V. Plotnikov and L. Plotnikova.
Averaging method of the differential inclusions with multivalued impulses.
Ukrainian Mathematical J., 47(1):1526-1532, 1995.
In Russian.

E. Popov.
The dynamics of automatic control systems.
Gostehizdat, Moskow, 1964.
In Russian.

A. Rao and C. Tsakos.
Stability behavior of impulsive stochastic differential systems.
Dynamical Systems and Applications, 4(4):317-327, 1995.

M. Rao and S. Sivasundaram.
Stability of Volterra system with impulsive effect.
J. of Applied Mathematics and Stochastic Analysis, 4(1):83-93, 1991.

R. Rao, S. Srivastava, and S. Sivasundaram.
Stability of Volterra integro-differential equations with impulsive effect.
J. of Mathematical Analysis and Applications, 163(1):47-59, 1992.

Y. Rogovchenko.
Nonlinear impulse evolution systems and applications to population models.
J. of Mathematical Analysis and Applications, 207(2):300-315, 1997.

N. Rush, P. Abets, and M. Lalua.
Lyapunov's direct method in stability theory.
Springer-Verlag, New York, 1977.

Y. Saito.
The necessary and sufficient condition for global stability of a Lotka-Volterra cooperative or competition systems with delays.
J. of Mathematical Analysis and Applications, 268(1):109-124, 2002.

S. Saker and J. Alzabut.
On the impulsive delay hematopoiesis model with periodic coefficients.
Rocky Mountain J. of Mathematics, 39(5):1657-1688, 2009.

A. Samoilenko.
Application of the averaging method to study the vibrations generated by instantaneous impulses in self-oscillatory systems of second order with a small parameter.
Ukrainian Mathematical J., 13(3):85-94, 1961.
In Russian.

A. Samoilenko and N. Perestyuk.
On averaging method for the systems with impulsive effects.
Ukrainian Mathematical. J., 24(3):411-418, 1974.

A. Samoilenko and N. Perestyuk.
The second theorem of Bogoluboff N.N. for the systems of differential equations.
Differential equations, 10(1):2001-2010, 1974.
In Russian.

A. Samoilenko and N. Perestyuk.
Stability of solutions of impulsive differential equations.
Differential Equations, 11:1981-1992, 1977.

A. Samoilenko and N. Perestyuk.
Differential equations with impulsive perturbations.
V. Shkola, Kiev, 1987.
In Russian.

A. Samoilenko, N. Perestyuk, and S. Trofimchuk.
The problem of ``beating'' in the impulsive systems.
Institute of Mathematics, NAN Ukraine, Kiev, 1990.
In Russian.

A. Samojlenko and N. Perestyuk.
Impulsive differential equations.
World Scientific, Singapore, 1995.

J. Shen and J. Li.
Existence and global attractivity of positive periodic solutions for impulsive predator-prey model with dispersion and time delays.
Nonlinear Analysis: Real World Applications, 10(1):227-243, 2009.

J. Shen and Z. Zou.
Oscillation criteria for first-order impulsive differential equations with positive and negative coefficients.
J. of Computational and Applied Mathematics, 217(1):28-37, 2008.

D. Shevitz and B. Paden.
Lyapunov stability theory of nonsmooth systems.
Automatic Control, IEEE Transactions, 39(9):1910-1914, 1994.

R. Shi, X. Jiang, and L. Chen.
A predator–prey model with disease in the prey and two impulses for integrated pest management.
Applied Mathematical Modeling, 33(5):2248-2256, 2009.

Z. Shuai, L. Bai, and K. Wang.
Optimization problems for general simple population with n-impulsive harvest.
J. of Mathematical Analysis and Applications, 329(1):634-646, 2007.

P. Simeonov.
On the qualitative theory of impulsive differential equations.
Abstract award the degree ``Doctor of Sciences'', Sofia, 1998.
In Bulgaran.

P. Simeonov and D. Bainov.
Differentiability of solutions of systems with impulsive effect with respect to initial data and parameter.
Proceedings of the Edinburgh Mathematical Society, 31(2):353-368, 1988.

P. Simeonov and D. Bainov.
Application of the method of the two-sided approximations to the solutions of the periodic problem for impulsive differential equations.
Tamkang J. of Mathematics, 22(3):275-284, 1991.

P. Simeonov and D. Bainov.
Estimates for Cauchy matrix of perturbed linear impulsive equations.
Chinese J. of Mathematics, 1:73-80, 1993.

A. Slavova.
Cellular neural networks: Dynamics and modeling.
Kluwer Academic Publishers, Dordrecht, 2003.

L. Smith and L. Wahl.
Drug resistance in an immunological model of hiv-1 infection with impulsive drug effects.
Bulletin of Mathematical Biology, 67(4):783-813, 2005.

G. Stamov and I. Stamova.
Second method of Lyapunov and existence of integral manifolds for impulsive differential-difference equations.
J. of Mathematical Analysis and Applications, 258(2):371-379, 2001.

G. Stamov and I. Stamova.
Integral manifolds for impulsive differential-difference equations.
Electronic Modeling, 4:115-120, 2005.

G. Stamov and I. Stamova.
Almost periodic solutions for impulsive neural networks with delay.
Applied Mathematical Modeling, 31(7):1263-1270, 2007.

I. Stamova.
On the stability of an impulsive differential-difference population model.
Communications in Applied Analysis, 10:285-291, 2006.

I. Stamova.
Vector Lyapunov functions for practical stability of nonlinear impulsive functional differential equations.
J. of Mathematical Analysis and Applications, 325(1):612-623, 2007.

I. Stamova.
Boundedness of impulsive functional differential equations with variable impulsive perturbations.
Bulletin of the Australian Mathematical Society, 77:331-345, 2008.

I. Stamova.
Parametric stability of impulsive functional differential equations.
J. of Dynamical and Control Systems, 14(2):235-250, 2008.

I. Stamova.
Stability analysis of impulsive functional differential equations.
Walter de Gruyter, Berlin, New York, 2009.

I. Stamova and G.-F. Emmenegger.
Stability of the solutions of impulsive functional differential equations modeling price fluctuations in single commodity markets.
International J. of Applied Mathematics, 15(3):271-290, 2004.

I. Stamova and G. Stamov.
Lyapunov-Razumikhin method for impulsive functional differential equations and applications to the population dynamics.
J. of Computational and Applied Mathematics, 130(1-2):163-171, 2001.

I. Stamova and G. Stamov.
Lyapunov-Razumikhin method for asymptotic stability of sets for impulsive functional differential equations.
Electronic J. of Differential Equations, 48:1-10, 2008.

G.G. Steel.
Growth Kinetics of Tumors.
Clarendon Press, Oxford, 1977.

L. Stone, B. Shulgin, and Z. Agur.
Theoretical examination of the pulse vaccination policy in the sir epidemic model.
Mathematical and Computer Modeling, 31(4-5):207-215, 2000.

D. Stoykov.
Continuous dependence of the solution of a system of differential equations with impulses on the initial condition and on the right-hand side of the system.
Mathematica Balkanica New Series, 11:97-113, 1997.

S. Sun and L. Chen.
Existence of positive periodic solution of an impulsive delay logistic model.
Applied Mathematics and Computation, 184(2):617-623, 2007.

S. Tang, R. Cheke, and Y. Xiao.
Optimal impulsive harvesting on non-autonomous Beverton-Holt difference equations.
Nonlinear Analysis, 65(12):2311-2341, 2006.

S. Tang and L. Chen.
Global attractivity in a ``food-limited'' population model with impulsive effects.
J. of Mathematical Analysis and Applications, 292(1):211-221, 2004.

K. Thomaseth.
Section II. systems and programs pansym: a symbolic equation generator for mathematical modelling, analysis and control of metabolic and pharmacokinetic systems.
Computer Methods and Programs in Biomedicine, 42(4):99-112, 1994.

V. Utkin.
Variable structure systems with sliding modes.
Automatic Control, IEEE Transactions, 22(2):212-222, 1977.

F. Wang, G. Pang, and L. Shen.
Qualitative analysis and applications of a kind of state-dependent impulsive differential equations.
J. of Computational and Applied Mathematics, 216(1):279-296, 2008.

H. Wang, E. Feng, and Z. Xiu.
Optimality condition of the nonlinear impulsive system in fed-bath fermentation.
Nonlinear Analysis: Theory, Methods & Applications, 68(1):12-23, 2008.

L. Wang, L. Chen, and J. Nieto.
The dynamics of an epidemic model for pest control with impulsive effect.
Nonlinear Analysis: Real World Applications, 11(3):1374-1386, 2010.

S. Wang, P. Zhang, Z. Li, R. Cressman, and Y. Tao.
Evolutionary game dynamics with impulsive effects.
J. of Theoretical Biology, 254:384-389, 2008.

W. Wang, J. Shen, and Z. Luo.
Partial survival and extinction in two competing species with impulses.
Nonlinear Analysis: Real World Applications, 10(3):1243-1254, 2009.

W. Wang, J. Shen, and J. Nieto.
Permanence and periodic solution of predator-prey system with Holling type functional response and impulses.
Discrete Dynamics in Nature and Society, 2007:Article ID 81756, 2007.

X. Wang, Q. Song, and X. Song.
Analysis of a stage structured predator-prey Gompertz model with disturbing pulse and delay.
Applied Mathematical Modeling, 33(11):4231-4240, 2009.

K.-W. Wen, G.-Q. Wang, and S.-S. Cheng.
Asymptotic dichotomy in a class of third-order nonlinear differential equations with impulse.
Abstract and Applied Analysis, 2010, 2010.
Article ID 562634, 20 pages.

T.E. Wheldon.
Mathematical Models in Cancer Research.
Adam Hilger, Bristol, 1988.

S. Wu.
The euler scheme for random impulsive differential equations.
Applied Mathematics and Computation, 191(1):164-175, 2007.

S.-J. Wu, X.-L. Guo, and S.-Q. Lin.
Existence and uniqueness of solutions to random impulsive differential systems.
Acta Mathematicae Applicatae Sinica, 22(4):627-632, 2007.

S.-J. Wu and X. Meng.
Boundedness of nonlinear differential systems with impulsive effect on random moments.
Acta Mathematicae Applicatae Sinica, 20(1):147-154, 2004.

Y. Xia.
Positive periodic solutions for a neutral impulsive delayed Lotka-Volterra competition system with the effect of toxic substance.
Nonlinear Analysis: Real World Applications, 8(1):204-221, 2007.

X. Xian, D. O'Regan, and R. Agarwal.
Multiplicity results via topological degree for impulsive boundary value problems under non-well-ordered upper and lower solution conditions.
Hindawi Publishing Corporations, Boundary Value Problems, 2008, 2008.
Article ID 197205.

Y. Xiao, D. Chen, and H. Qin.
Optimal impulsive control in periodic ecosystem.
Systems & Control Letters, 55(7):558-565, 2006.

J. Yan.
Oscillation of nonlinear delay impulsive differential equations and inequalities.
J. of Mathematical Analysis and Applications, 265(2):332-342, 2002.

J. Yan, A. Zhao, and J. Nieto.
Existence and global attractively of positive periodic solution of periodic single-species impulsive Lotka-Volterra systems.
Mathematics and Computer Modeling, 40(5-6):509-518, 2004.

Y. Yang and J. Cao.
Stability and periodicity in delayed cellular neural networks with impulsive effects.
Nonlinear Analysis: Real World Applications, 8(1):362-374, 2007.

Z. Yang and D. Xu.
Stability analysis of delay neural networks with impulsive effects.
IEEE Trans. Circuits Syst., 52:517-521, 2005.

Z. Yang and D. Xu.
Impulsive effects on stability of Cohen-Grossberg neural networks with variable delays.
Applied Mathematics and Computation, 177(1):63-78, 2006.

Z. Yang, D. Xu, and L. Xiang.
Exponential p-stability of impulsive stochastic differential equations with delays.
Physics Letters A, 359(2):129-137, 2006.

T. Yoshizawa.
Stability theory by Lyapunov's second method.
Mathematical Soc., Tokyo, Japan, 1966.

S. Yüzbasi, N. Sahin, and M. Sezer.
Bessel polynomial solutions of high-order linear Volterra integro-differential equations.
Computers & Mathematics with Applications, 62(4):1940-1956, 2011.

P. Zabrejko, D. Bainov, and S. Kostadinov.
Characteristic exponents of impulsive differential equations.
International J. of Theoretical Physics, 27(6):731-743, 1988.

Y. Zang and J. Sun.
Strict stability of impulsive functional differential equations.
J. of Mathematical Analysis and Applications, 301(1):237-248, 2005.

S. Zavalishchin and A. Sesekin.
Impulsive processes: Models and applications.
Nauka, Moskow, 1991.
In Russian.

S. Zavalishchin and A. Sesekin.
Dynamic impulse systems. Theory and applications. Mathematics and its applications.
Kluwer Academic Publishers, Dordrecht, 1997.

S. Zavalishchin, A. Sesekin, and S. Drozdenko.
Dynamical systems with impulsive structure.
Srednee Ural Izd., Swerdlovsk, 1983.
In Russian.

E. Zeeman and M. Zeeman.
From local to global behavior in competitive Lotka-Volterra systems.
Transactions of the American Mathematical Society, 355(2):713-734, 2002.

G. Zeng, L. Chen, and L. Sun.
Existence of periodic solutions of order one of planar impulsive autonomous system.
J. of Computational and Applied Mathematics, 186(2):466-481, 2006.

G. Zeng, F. Wang, and J. Nieto.
Complexity of a delayed predator-prey model with impulsive harvest and Holling-type II functional response.
Advances in Complex Systems, 11(1):77-97, 2008.

Z. Zeng.
Asymptotically periodic solution and optimal harvesting policy for Gompertz system.
Nonlinear Analysis: Real World Applications, 12(3):1401-1408, 2011.

C. Zhang and W. Feng.
Oscillation of higher order functional differential equations with impulses.
Georgian Mathematical J., 13(3):585-598, 2006.

C. Zhang, W. Feng, and J. Yang.
Oscillation of higher order nonlinear functional differential equations with impulses.
Applied Mathematics and Computation, 190(1):370-381, 2007.

C. Zhang, W. Feng, J. Yang, and M. Huang.
Oscillation of second order impulses nonlinear fde with forcing term.
Applied Mathematics and Computation, 198(1):271-279, 2008.

H. Zhang, L. Chen, and J. Nieto.
A delayed epidemic model with stage-structure and pulses for pest management strategy.
Nonlinear Analysis: Real World Applications, 9(4):1714-1726, 2008.

H. Zhang and D. Jin.
Research on stability of unbounded time-varying delays neural networks with impulsion in intelligent materials system.
Advanced Materials research, 322:7-10, 2011.

W. Zhang and M. Fan.
Periodicity in a generalized ecological competition system governed by impulsive differential equations with delays.
Mathematical and Computer Modeling, 39(4-5):479-493, 2004.

X. Zhang, X. Li, D. Jiang, and K. Wang.
Multiplicity positive solutions to periodic problems for first-order impulsive differential equations.
Computers & Mathematics with Applications, 52(6, 7):953-966, 2006.

X. Zhang, Z. Shuai, and K. Wang.
Optimal impulsive harvesting policy for single population.
Nonlinear Analysis: Real World Applications, 4(4):639-651, 2003.

Y. Zhang and Z. Xiu.
Optimal impulsive harvesting of a single-species with Gompertz law of growth.
J. of Biological Systems, 14(2):303-314, 2006.

A. Zhao and V. Lakshmikantham.
Existence of positive solutions for delay differential equations with impulses.
J. of Mathematical Analysis and Applications, 210(2):667-678, 1997.

L. Zhao and Q. Zhang.
Induction control of a three-species food chain system.
Dynamics of Continuous Discrete and Impulsive Systems, Series B: Applications & Algorithms, 11:201-212, 2004.

L. Zhao, Q. Zhang, and Q. Yang.
Dissipation control of an n-species food chain system.
International J. of Information and Systems Sciences, 1(3-4):428-440, 2005.

L. Zhao, Q. Zhang, and Q. Yang.
Chaos control of a ratio-dependent food chain model.
International J. of Information and Systems Sciences, 5(3-4):400-411, 2009.

T. Zhao and S. Tang.
Impulsive harvesting and by-catch mortality for the theta logistic model.
Applied Mathematics and Computation, 217(22):9412-9423, 2011.

Z. Zhao, J. Jiang, and A. Lazer.
The permanence and global attractively in a nonautonomus Lotka-Volterra system.
Nonlinear Analysis: Real World Applications, 5(2):265-276, 2004.

Sha-sha Zheng and Xi-lin Fu.
Research of pulse phenomena for impulsive differential systems with variable moments.
Science Technology and Engineering, 11(1), 2011.

Y. Zipkin.
Absolute stability criteria for automatic impulsive dynamic systems with monotonic characteristics of the nonlinear element.
DAN SSSR, 155(5):1029-1032, 1964.
In Russian.