## Kalas, Josef

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 Author ID: kalas.josef Published as: Kalas, Josef; Kalas, J. Homepage: https://www.muni.cz/en/people/910-josef-kalas External Links: MGP
 Documents Indexed: 38 Publications since 1974 Reviewing Activity: 110 Reviews Co-Authors: 6 Co-Authors with 8 Joint Publications 52 Co-Co-Authors
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### Co-Authors

 29 single-authored 3 Rab, Milos 2 Rebenda, Josef 1 Baráková, Lenka 1 Došlý, Ondřej 1 Jansová, Eva 1 Kadeřábek, Zdeněk
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### Serials

 11 Archivum Mathematicum 4 Czechoslovak Mathematical Journal 2 Demonstratio Mathematica 2 Mathematische Nachrichten 2 Mathematica Bohemica 2 Georgian Mathematical Journal 1 Journal of Mathematical Analysis and Applications 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 Applied Mathematics and Computation 1 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 1 Differential and Integral Equations 1 Acta Mathematica Universitatis Comenianae. New Series 1 Bollettino della Unione Matemàtica Italiana. Serie VII. B 1 Dynamics of Continuous, Discrete and Impulsive Systems 1 Abstract and Applied Analysis 1 Electronic Journal of Qualitative Theory of Differential Equations 1 Far East Journal of Mathematical Sciences 1 Matematický Časopis, Slovenskej Akadémie Vied
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### Fields

 35 Ordinary differential equations (34-XX) 1 History and biography (01-XX) 1 Measure and integration (28-XX) 1 Difference and functional equations (39-XX) 1 Operator theory (47-XX) 1 Probability theory and stochastic processes (60-XX) 1 Mechanics of particles and systems (70-XX)

### Citations contained in zbMATH Open

25 Publications have been cited 71 times in 34 Documents Cited by Year
Asymptotic behaviour of a two-dimensional differential system with delay under the conditions of instability. Zbl 1078.34055
Kalas, Josef
2005
Stability and asymptotic behaviour of a two-dimensional differential system with delay. Zbl 1008.34064
Kalas, Josef; Baráková, Lenka
2002
Periodic solutions of a generalized Van der Pol-Mathieu differential equation. Zbl 1309.34068
2014
Stability of dynamical systems in the plane. Zbl 0724.34060
Ráb, M.; Kalas, J.
1990
Bounded solutions of dynamical systems in the plane under the conditions of instability. Zbl 0816.34029
Kalas, J.; Osička, J.
1994
Asymptotic behaviour of a two-dimensional differential system with non-constant delay. Zbl 1196.34099
Kalas, Josef
2010
On one approach to the study of the asymptotic behaviour of the Riccati equation with complex-valued coefficients. Zbl 0814.34029
Kalas, Josef
1994
Asymptotic properties of an unstable two-dimensional differential system with delay. Zbl 1114.34058
Kalas, Josef
2006
Nonuniqueness theorem for a singular Cauchy problem. Zbl 0970.34005
Kalas, Josef
2000
On the asymptotic behaviour of the equation dz/dt=f(t,z) with a complex- valued function f. Zbl 0475.34028
Kalas, Josef
1981
General nonuniqueness theorem for ordinary differential equations. Zbl 0870.34006
Kalas, Josef
1997
Nonuniqueness for the solutions of ordinary differential equations. Zbl 0396.34006
Kalas, Josef
1979
On certain asymptotic properties of the solutions of the equation $$\dot z=f(t,z)$$ with a complex-valued function f. Zbl 0547.34042
Kalas, Josef
1983
Asymptotic nature of solutions of the equation $$\dot z=f(t,z)$$ with a complex valued function f. Zbl 0564.34005
Kalas, Josef
1984
Asymptotic properties of dynamical systems in the plane. Zbl 0757.34030
Kalas, Josef; Ráb, Miloš
1992
Nonuniqueness theorem for a singular Cauchy-Nicoletti problem. Zbl 1074.34012
Kalas, Josef
2004
Nonuniqueness results for ordinary differential equations. Zbl 0957.34004
Kalas, Josef
1998
Asymptotic properties of a two-dimensional differential system with a bounded nonconstant delay under the conditions of instability. Zbl 1155.34039
Kalas, Josef
2008
Some results on the asymptotic behaviour of the equation $$\dot z=f(t,z)$$ with a complex-valued function f. Zbl 0585.34037
Kalas, Josef
1985
Asymptotic behaviour of a two-dimensional differential system with a nonconstant delay under the conditions of instability. Zbl 1224.34252
Kalas, J.; Rebenda, J.
2011
Periodic solutions of Liénard-Mathieu differential equation with a small parameter. Zbl 1410.34122
Kalas, Josef
2017
On a ”Liapunov like” function for an equation z’=f(t,z) with a complex- valued function f. Zbl 0498.34039
Kalas, Josef
1982
Asymptotic behaviour of equations $$z'=q(t,z)-p(t)z^2$$ and $$x''=x\phi(t,x'x{-1})$$. Zbl 0514.34004
Kalas, Josef
1981
Stability and asymptotic properties of dynamical systems in the plane. Zbl 0728.34052
Ráb, M.; Kalas, J.
1990
Contributions to the asymptotic behaviour of the equation $$\dot z=f(t,z)$$ with a complex-valued function f. Zbl 0705.34055
Kalas, Josef
1990
Periodic solutions of Liénard-Mathieu differential equation with a small parameter. Zbl 1410.34122
Kalas, Josef
2017
Periodic solutions of a generalized Van der Pol-Mathieu differential equation. Zbl 1309.34068
2014
Asymptotic behaviour of a two-dimensional differential system with a nonconstant delay under the conditions of instability. Zbl 1224.34252
Kalas, J.; Rebenda, J.
2011
Asymptotic behaviour of a two-dimensional differential system with non-constant delay. Zbl 1196.34099
Kalas, Josef
2010
Asymptotic properties of a two-dimensional differential system with a bounded nonconstant delay under the conditions of instability. Zbl 1155.34039
Kalas, Josef
2008
Asymptotic properties of an unstable two-dimensional differential system with delay. Zbl 1114.34058
Kalas, Josef
2006
Asymptotic behaviour of a two-dimensional differential system with delay under the conditions of instability. Zbl 1078.34055
Kalas, Josef
2005
Nonuniqueness theorem for a singular Cauchy-Nicoletti problem. Zbl 1074.34012
Kalas, Josef
2004
Stability and asymptotic behaviour of a two-dimensional differential system with delay. Zbl 1008.34064
Kalas, Josef; Baráková, Lenka
2002
Nonuniqueness theorem for a singular Cauchy problem. Zbl 0970.34005
Kalas, Josef
2000
Nonuniqueness results for ordinary differential equations. Zbl 0957.34004
Kalas, Josef
1998
General nonuniqueness theorem for ordinary differential equations. Zbl 0870.34006
Kalas, Josef
1997
Bounded solutions of dynamical systems in the plane under the conditions of instability. Zbl 0816.34029
Kalas, J.; Osička, J.
1994
On one approach to the study of the asymptotic behaviour of the Riccati equation with complex-valued coefficients. Zbl 0814.34029
Kalas, Josef
1994
Asymptotic properties of dynamical systems in the plane. Zbl 0757.34030
Kalas, Josef; Ráb, Miloš
1992
Stability of dynamical systems in the plane. Zbl 0724.34060
Ráb, M.; Kalas, J.
1990
Stability and asymptotic properties of dynamical systems in the plane. Zbl 0728.34052
Ráb, M.; Kalas, J.
1990
Contributions to the asymptotic behaviour of the equation $$\dot z=f(t,z)$$ with a complex-valued function f. Zbl 0705.34055
Kalas, Josef
1990
Some results on the asymptotic behaviour of the equation $$\dot z=f(t,z)$$ with a complex-valued function f. Zbl 0585.34037
Kalas, Josef
1985
Asymptotic nature of solutions of the equation $$\dot z=f(t,z)$$ with a complex valued function f. Zbl 0564.34005
Kalas, Josef
1984
On certain asymptotic properties of the solutions of the equation $$\dot z=f(t,z)$$ with a complex-valued function f. Zbl 0547.34042
Kalas, Josef
1983
On a ”Liapunov like” function for an equation z’=f(t,z) with a complex- valued function f. Zbl 0498.34039
Kalas, Josef
1982
On the asymptotic behaviour of the equation dz/dt=f(t,z) with a complex- valued function f. Zbl 0475.34028
Kalas, Josef
1981
Asymptotic behaviour of equations $$z'=q(t,z)-p(t)z^2$$ and $$x''=x\phi(t,x'x{-1})$$. Zbl 0514.34004
Kalas, Josef
1981
Nonuniqueness for the solutions of ordinary differential equations. Zbl 0396.34006
Kalas, Josef
1979
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### Cited by 36 Authors

 9 Kalas, Josef 5 Šmarda, Zdeněk 4 Diblík, Josef 4 Fang, Tao 4 Rebenda, Josef 4 Sun, Ji Tao 2 Belley, Jean-Marc 2 Sokhadze, Zaza 1 Ahmed, Ashfaq 1 Baráková, Lenka 1 Bondo, É. 1 Campos, Juan 1 Chen, Jufeng 1 Ge, Shuzhi Sam 1 Guen, Rahma 1 Hou, Jingyu 1 Jadoon, Ihtesham 1 Junaid, Muhammad 1 Leung, Andrew Yee-Tak 1 Li, Desheng 1 Li, Xianghong 1 Mawhin, Jean L. 1 Ni, Hua 1 Nowak, Christine 1 Půža, Bedřich 1 Rachůnková, Irena 1 Raja, Muhammad Asif Zahoor 1 Růžičková, Miroslava 1 Shoaib, Muhammad 1 Sovrano, Elisa 1 Svoboda, Zdeněk 1 Tomeček, Jan 1 Ur-Rehman, Ata 1 Wilczyński, Paweł 1 Xu, Liguang 1 Zanolin, Fabio
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### Cited in 21 Serials

 4 Abstract and Applied Analysis 3 Journal of Mathematical Analysis and Applications 3 Czechoslovak Mathematical Journal 3 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 2 Annali di Matematica Pura ed Applicata. Serie Quarta 2 Journal of Differential Equations 2 Mathematische Nachrichten 2 Nonlinear Analysis. Hybrid Systems 1 Lithuanian Mathematical Journal 1 Applied Mathematics and Computation 1 Mathematics and Computers in Simulation 1 Systems & Control Letters 1 Journal of Mathematical Sciences (New York) 1 Georgian Mathematical Journal 1 Mathematical Problems in Engineering 1 Communications in Nonlinear Science and Numerical Simulation 1 International Journal of Nonlinear Sciences and Numerical Simulation 1 Differential Equations 1 Journal of Applied Mathematics 1 Advanced Nonlinear Studies 1 Advances in Difference Equations
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### Cited in 9 Fields

 30 Ordinary differential equations (34-XX) 3 Operator theory (47-XX) 3 Systems theory; control (93-XX) 2 Dynamical systems and ergodic theory (37-XX) 2 Mechanics of particles and systems (70-XX) 1 Fluid mechanics (76-XX) 1 Quantum theory (81-XX) 1 Statistical mechanics, structure of matter (82-XX) 1 Geophysics (86-XX)