Edit Profile (opens in new tab) Kalas, Josef Compute Distance To: Compute 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 53 Co-Co-Authors all top 5 Co-Authors 29 single-authored 3 Rab, Milos 2 Rebenda, Josef 1 Baráková, Lenka 1 Došlý, Ondřej 1 Jansová, Eva 1 Kadeřábek, Zdeněk all top 5 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 all top 5 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) Publications by Year all cited Publications top 5 cited Publications 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 1078.34055Kalas, Josef 8 2005 Stability and asymptotic behaviour of a two-dimensional differential system with delay. Zbl 1008.34064Kalas, Josef; Baráková, Lenka 7 2002 Periodic solutions of a generalized Van der Pol-Mathieu differential equation. Zbl 1309.34068Kalas, J.; Kadeřábek, Z. 7 2014 Stability of dynamical systems in the plane. Zbl 0724.34060Ráb, M.; Kalas, J. 7 1990 Asymptotic behaviour of a two-dimensional differential system with non-constant delay. Zbl 1196.34099Kalas, Josef 4 2010 Bounded solutions of dynamical systems in the plane under the conditions of instability. Zbl 0816.34029Kalas, J.; Osička, J. 4 1994 Asymptotic properties of an unstable two-dimensional differential system with delay. Zbl 1114.34058Kalas, Josef 3 2006 On one approach to the study of the asymptotic behaviour of the Riccati equation with complex-valued coefficients. Zbl 0814.34029Kalas, Josef 3 1994 On the asymptotic behaviour of the equation dz/dt=f(t,z) with a complex- valued function f. Zbl 0475.34028Kalas, Josef 3 1981 Nonuniqueness theorem for a singular Cauchy problem. Zbl 0970.34005Kalas, Josef 3 2000 Asymptotic nature of solutions of the equation \(\dot z=f(t,z)\) with a complex valued function f. Zbl 0564.34005Kalas, Josef 2 1984 Asymptotic properties of dynamical systems in the plane. Zbl 0757.34030Kalas, Josef; Ráb, Miloš 2 1992 Nonuniqueness for the solutions of ordinary differential equations. Zbl 0396.34006Kalas, Josef 2 1979 On certain asymptotic properties of the solutions of the equation \(\dot z=f(t,z)\) with a complex-valued function f. Zbl 0547.34042Kalas, Josef 2 1983 Nonuniqueness results for ordinary differential equations. Zbl 0957.34004Kalas, Josef 2 1998 Nonuniqueness theorem for a singular Cauchy-Nicoletti problem. Zbl 1074.34012Kalas, Josef 2 2004 General nonuniqueness theorem for ordinary differential equations. Zbl 0870.34006Kalas, Josef 2 1997 Asymptotic properties of a two-dimensional differential system with a bounded nonconstant delay under the conditions of instability. Zbl 1155.34039Kalas, Josef 1 2008 Some results on the asymptotic behaviour of the equation \(\dot z=f(t,z)\) with a complex-valued function f. Zbl 0585.34037Kalas, Josef 1 1985 Asymptotic behaviour of equations \(z'=q(t,z)-p(t)z^2\) and \(x''=x\phi(t,x'x{-1})\). Zbl 0514.34004Kalas, Josef 1 1981 On a ”Liapunov like” function for an equation z’=f(t,z) with a complex- valued function f. Zbl 0498.34039Kalas, Josef 1 1982 Contributions to the asymptotic behaviour of the equation \(\dot z=f(t,z)\) with a complex-valued function f. Zbl 0705.34055Kalas, Josef 1 1990 Stability and asymptotic properties of dynamical systems in the plane. Zbl 0728.34052Ráb, M.; Kalas, J. 1 1990 Periodic solutions of Liénard-Mathieu differential equation with a small parameter. Zbl 1410.34122Kalas, Josef 1 2017 Asymptotic behaviour of a two-dimensional differential system with a nonconstant delay under the conditions of instability. Zbl 1224.34252Kalas, J.; Rebenda, J. 1 2011 Periodic solutions of Liénard-Mathieu differential equation with a small parameter. Zbl 1410.34122Kalas, Josef 1 2017 Periodic solutions of a generalized Van der Pol-Mathieu differential equation. Zbl 1309.34068Kalas, J.; Kadeřábek, Z. 7 2014 Asymptotic behaviour of a two-dimensional differential system with a nonconstant delay under the conditions of instability. Zbl 1224.34252Kalas, J.; Rebenda, J. 1 2011 Asymptotic behaviour of a two-dimensional differential system with non-constant delay. Zbl 1196.34099Kalas, Josef 4 2010 Asymptotic properties of a two-dimensional differential system with a bounded nonconstant delay under the conditions of instability. Zbl 1155.34039Kalas, Josef 1 2008 Asymptotic properties of an unstable two-dimensional differential system with delay. Zbl 1114.34058Kalas, Josef 3 2006 Asymptotic behaviour of a two-dimensional differential system with delay under the conditions of instability. Zbl 1078.34055Kalas, Josef 8 2005 Nonuniqueness theorem for a singular Cauchy-Nicoletti problem. Zbl 1074.34012Kalas, Josef 2 2004 Stability and asymptotic behaviour of a two-dimensional differential system with delay. Zbl 1008.34064Kalas, Josef; Baráková, Lenka 7 2002 Nonuniqueness theorem for a singular Cauchy problem. Zbl 0970.34005Kalas, Josef 3 2000 Nonuniqueness results for ordinary differential equations. Zbl 0957.34004Kalas, Josef 2 1998 General nonuniqueness theorem for ordinary differential equations. Zbl 0870.34006Kalas, Josef 2 1997 Bounded solutions of dynamical systems in the plane under the conditions of instability. Zbl 0816.34029Kalas, J.; Osička, J. 4 1994 On one approach to the study of the asymptotic behaviour of the Riccati equation with complex-valued coefficients. Zbl 0814.34029Kalas, Josef 3 1994 Asymptotic properties of dynamical systems in the plane. Zbl 0757.34030Kalas, Josef; Ráb, Miloš 2 1992 Stability of dynamical systems in the plane. Zbl 0724.34060Ráb, M.; Kalas, J. 7 1990 Contributions to the asymptotic behaviour of the equation \(\dot z=f(t,z)\) with a complex-valued function f. Zbl 0705.34055Kalas, Josef 1 1990 Stability and asymptotic properties of dynamical systems in the plane. Zbl 0728.34052Ráb, M.; Kalas, J. 1 1990 Some results on the asymptotic behaviour of the equation \(\dot z=f(t,z)\) with a complex-valued function f. Zbl 0585.34037Kalas, Josef 1 1985 Asymptotic nature of solutions of the equation \(\dot z=f(t,z)\) with a complex valued function f. Zbl 0564.34005Kalas, Josef 2 1984 On certain asymptotic properties of the solutions of the equation \(\dot z=f(t,z)\) with a complex-valued function f. Zbl 0547.34042Kalas, Josef 2 1983 On a ”Liapunov like” function for an equation z’=f(t,z) with a complex- valued function f. Zbl 0498.34039Kalas, Josef 1 1982 On the asymptotic behaviour of the equation dz/dt=f(t,z) with a complex- valued function f. Zbl 0475.34028Kalas, Josef 3 1981 Asymptotic behaviour of equations \(z'=q(t,z)-p(t)z^2\) and \(x''=x\phi(t,x'x{-1})\). Zbl 0514.34004Kalas, Josef 1 1981 Nonuniqueness for the solutions of ordinary differential equations. Zbl 0396.34006Kalas, Josef 2 1979 all cited Publications top 5 cited Publications all top 5 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 all top 5 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 all top 5 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) Citations by Year