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Robert Hakl
Observed names:
Hakl, R.,
Hakl, R. (Robert),
Hakl, Robert,
R. Hakl,
ROBERT HAKL,
ROBERT Hakl
show all 6
Institutions:
Czech Academy of Sciences,
Czech Academy of Sciences, Institute of Mathematics
Observed institutions:
Universidad de Talca,
Czech Academy of Sciences,
Masaryk University,
Catholic University of the Maule,
Czech Academy of Sciences, Institute of Mathematics
ORCID:
0000-0003-3996-2170
Observed ORCID:
0000-0003-3996-2170
OpenAlex ID:
A5071374460
On periodic solutions of second-order differential equations with attractive–repulsive singularities
2009
·
Robert Hakl
, Pedro J. Torres
·
Journal of Differential Equations
·
82
PDF
Periodic solutions of singular second order differential equations: Upper and lower functions
2011
·
Robert Hakl
, Pedro J. Torres
, et al.
·
Nonlinear Analysis
·
63
Chaos in delay-induced Leslie–Gower prey–predator–parasite model and its control through prey harvesting
2019
·
Debadatta Adak
, Nandadulal Bairagi
, et al.
·
Nonlinear Analysis Real World Applications
·
49
On a boundary value problem for first-order scalar functional differential equations
2003
·
R. Hakl
, A. Lomtatidze
, et al.
·
Nonlinear Analysis
·
49
Periodic solutions to second-order indefinite singular equations
2017
·
Robert Hakl
, Manuel Zamora
·
Journal of Differential Equations
·
46
PDF
Periodic solutions to singular second order differential equations: the repulsive case
2012
·
Robert Hakl
, Pedro J. Torres
, et al.
·
ASEP
·
34
Almost periodic evolution systems with impulse action at state-dependent moments
2016
·
Robert Hakl
, Manuel Pinto
, et al.
·
Journal of Mathematical Analysis and Applications
·
28
PDF
On radial stationary solutions to a model of non-equilibrium growth
2013
·
CARLOS ESCUDERO
, ROBERT HAKL
, et al.
·
European Journal of Applied Mathematics
·
28
PDF
Upper and Lower Solutions of Boundary Value Problems for Functional Differential Equations and Theorems on Functional Differential Inequalities
2000
·
R. Hakl
, I. Kiguradze
, et al.
·
Georgian Mathematical Journal
·
28
Existence and nonexistence results for a singular boundary value problem arising in the theory of epitaxial growth
2013
·
Carlos Escudero
, Robert Hakl
, et al.
·
Mathematical Methods in the Applied Sciences
·
26
PDF
Optimal conditions for unique solvability of the Cauchy problem for first order linear functional differential equations
2002
·
E. Bravyi
, R. Hakl
, et al.
·
Czechoslovak Mathematical Journal
·
26
PDF
On a boundary value problem for scalar linear functional differential equations
2004
·
R. Hakl
, A. Lomtatidze
, et al.
·
Abstract and Applied Analysis
·
20
PDF
On nonnegative solutions of first order scalar functional differential equations
2001
·
Robert Hakl
, Lomtatidze Alexander
, et al.
·
18
Maximum and antimaximum principles for a second order differential operator with variable coefficients of indefinite sign
2011
·
Robert Hakl
, Pedro J. Torres
·
Applied Mathematics and Computation
·
17
Existence and uniqueness of a periodic solution to an indefinite attractive singular equation
2015
·
Robert Hakl
, Manuel Zamora
·
Annali di Matematica Pura ed Applicata (1923 -)
·
16
PDF
A Periodic Boundary Value Problem for Functional Differential Equations of Higher Order
2009
·
Robert Hakl
, Sulkhan Mukhigulashvili
·
Georgian Mathematical Journal
·
16
On periodic solutions of first order linear functional differential equations
2002
·
R. Hakl
, A. Lomtatidze
, et al.
·
Nonlinear Analysis
·
16
On Cauchy Problem for First Order Nonlinear Functional Differential Equations of Non-Volterra's Type
2002
·
E. Bravyi
, R. Hakl
, et al.
·
Czechoslovak Mathematical Journal
·
15
PDF
Existence and multiplicity of periodic solutions to differential equations with attractive singularities
2021
·
José Godoy
, Robert Hakl
, et al.
·
Proceedings of the Royal Society of Edinburgh Section A Mathematics
·
14
On One Estimate for Periodic Functions
2005
·
Robert Hakl
, Sulkhan Mukhigulashvili
·
Georgian Mathematical Journal
·
14
Existence and Multiplicity of Periodic Solutions to Indefinite Singular Equations Having a Non-monotone Term with Two Singularities
2018
·
Robert Hakl
, Manuel Zamora
·
Advanced Nonlinear Studies
·
13
On the open problems connected to the results of Lazer and Solimini
2014
·
Robert Hakl
, Manuel Zamora
·
Proceedings of the Royal Society of Edinburgh Section A Mathematics
·
13
On a periodic-type boundary value problem for first-order nonlinear functional differential equations
2002
·
R. Hakl
, A. Lomtatidze
, et al.
·
Nonlinear Analysis
·
13
On a Boundary Value Problem for 𝑛-th Order Linear Functional Differential Systems
2005
·
Robert Hakl
, Sulkhan Mukhigulashvili
·
Georgian Mathematical Journal
·
12
New optimal conditions for unique solvability of the Cauchy problem for first order linear functional differential equations
2002
·
R. Hakl
, A. Lomtatidze
, et al.
·
Mathematica Bohemica
·
12
PDF
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Works count:
79
Citation count:
842
H-index:
16
I10-index:
30
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