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Ognyan Christov

Observed names: Christov, Ognyan, O. Christov
ORCID: 0000-0001-5851-9460
Observed ORCID: 0000-0001-5851-9460
OpenAlex ID: A5072494487
On the Cauchy problem for the periodic b-family of equations and of the non-uniform continuity of Degasperis–Procesi equation
2009 · Ognyan Christov, Sevdzhan Hakkaev · Journal of Mathematical Analysis and Applications · 42
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Non-integrability of first order resonances in Hamiltonian systems in three degrees of freedom
2011 · Ognyan Christov · Celestial Mechanics and Dynamical Astronomy · 24
On the inverse scattering approach and action-angle variables for the Dullin–Gottwald–Holm equation
2008 · O. Christov, S. Hakkaev · Physica D Nonlinear Phenomena · 20
Non-Integrability of Some Higher-Order Painlevé Equations in the Sense of Liouville
2015 · Ognyan Christov, Georgi Georgiev · Symmetry Integrability and Geometry Methods and Applications · 6
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Non-integrability of the Karabut system
2016 · Ognyan Christov · Nonlinear Analysis Real World Applications · 5
Non-uniform continuity of periodic Holm–Staley -family of equations
2012 · Ognyan Christov, Sevdzhan Hakkaev, et al. · Nonlinear Analysis · 5
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Geometric Integrability of Some Generalizations of the Camassa‐Holm Equation
2011 · Ognyan Christov · International Journal of Differential Equations · 5
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On the integrability of Hamiltonian 1:2:2 resonance
2020 · Ognyan Christov · Nonlinear Dynamics · 3
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Effective solutions of Clebsch and C. Neumann systems
1998 · Zhivkov, Angel, Christov, Ognyan · edoc Publication server (Humboldt University of Berlin) · 3
A note on the instability of spatially quasi-periodic states of the Ginzburg-Landau equation
1997 · Ognyan Christov · Physics Letters A · 3
On the Kolmogorov’s condition for a special case of the Kirchhoff top
1994 · Ognyan Christov · Journal of Mathematical Physics · 3
Dynamics of the Drinfeld-Sokolov-Wilson system: Well-posedness and (in)stability of the traveling waves
2025 · Ognyan Christov, Sevdzhan Hakkaev, et al. · Journal of Differential Equations · 2
Non-integrability of a system from the rigid body dynamics
2022 · Ognyan Christov · Annual of Sofia University St Kliment Ohridski Faculty of Mathematics and Informatics · 2
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Non-integrability of a three-dimensional generalized Hénon-Heiles system
2021 · Ognyan Christov · The European Physical Journal Plus · 2
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On the integrability of a system describing the stationary solutions in Bose–Fermi mixtures
2015 · Ognyan Christov, Georgi Georgiev · Chaos Solitons & Fractals · 2
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On the Nonlocal Symmetries of the μ-Camassa–Holm Equation
2012 · Ognyan Christov · Journal of Nonlinear Mathematical Physics · 2
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Near Integrability in Low Dimensional Gross–Neveu Models
2011 · Ognyan Christov · Zeitschrift für Naturforschung A · 2
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Non-integrability of the second Painleve equation as a Hamiltonian system
2011 · Stoyanova, Tsvetana, Christov, Ognyan · arXiv (Cornell University) · 2
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Dynamics of the Drinfeld-Sokolov-Wilson System: Well-Posedness and (In)Stability of the Traveling Waves
2025 · Ognyan Christov, Sevdzhan Hakkaev, et al. · SSRN Electronic Journal · 1
Dynamics of the Drinfeld-Sokolov-Wilson System: Well-Posedness and (In)Stability of the Traveling Waves
2025 · Ognyan Christov, Sevdzhan Hakkaev, et al. · SSRN Electronic Journal · 1
Near-Integrability of Periodic Klein-Gordon Lattices
2019 · Ognyan Christov · Symmetry · 1
Near-Integrability of Low-Dimensional Periodic Klein-Gordon Lattices
2018 · Ognyan Christov · Advances in Mathematical Physics · 1
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A note on the integrability status of a 'mysterious' case of a quadratic Hamiltonian
2026 · Christov, Ognyan · arXiv (Cornell University)
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Semi-Global Symplectic Invariant of the Champagne Bottle
2026 · Ognyan Christov · Symmetry
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Stability of the periodic traveling waves of the Boussinesq and symmetric regularized long-wave equations
2026 · Ognyan Christov, Sevdzhan Hakkaev · Nonlinear Differential Equations and Applications NoDEA
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Works count: 35
Citation count: 137
H-index: 5
I10-index: 3
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