## Found 4,520 Documents (Results 1–100)

100
MathJax

### Computer assisted proof of drift orbits along normally hyperbolic manifolds. II: Application to the restricted three body problem. (English)Zbl 07526838

MSC:  37J25 37J40
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### Asymptotic expansion of the solution of a singularly perturbed optimal control problem with elliptical control constraints. (English. Russian original)Zbl 07524695

Autom. Remote Control 83, No. 1, 1-16 (2022); translation from Avtom. Telemekh. 2022, No. 1, 3-21 (2022).
MSC:  49-XX 93C70
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### On the reducibility of two-dimensional quasi-periodic systems with Liouvillean basic frequencies and without non-degeneracy condition. (English)Zbl 07514713

MSC:  70H08 37J40
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### On the reducibility of analytic quasi-periodic systems with Liouvillean basic frequencies. (English)Zbl 07512005

MSC:  70H08 37J40
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MSC:  37J40
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### Almost-periodic solutions for a quasi-periodically forced nonlinear Schrödinger equation. (English)Zbl 07506488

MSC:  35B15 35Q55 37K55
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### An integral equation method for the Helmholtz problem in the presence of small anisotropic inclusions. (English)Zbl 07484147

MSC:  35J05 35A08 35B20
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### On the Bingham flow in a thin Y-like shaped structure. (English)Zbl 07481807

MSC:  76A05 76M45 35Q35
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### Convergence of the Birkhoff normal form sometimes implies convergence of a normalizing transformation. (English)Zbl 07469305

MSC:  37J40 70H08
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### Aubry-Mather theory for contact Hamiltonian systems. II. (English)Zbl 07463721

MSC:  37J55 37J40
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### Topological weak mixing and diffusion at all times for a class of Hamiltonian systems. (English)Zbl 07457822

MSC:  37J40 37J39
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### Iso-manifold KAM persistence. (English)Zbl 1481.37068

MSC:  37J40 70K55
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### Hamiltonian nilpotent saddles of linear plus cubic homogeneous polynomial vector fields. (English)Zbl 07446157

MSC:  34C05 34C20 37J40
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### KAM quasi-periodic solutions for the dissipative standard map. (English)Zbl 07443110

MSC:  70K43 37J40 34D35
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### On mathematical modeling of a hypersonic flow past a thin wing with variable shape. (English. Russian original)Zbl 07485537

Vestn. St. Petersbg. Univ., Math. 54, No. 4, 395-399 (2021); translation from Vestn. St-Peterbg. Univ., Ser. I, Mat. Mekh. Astron. 8(66), No. 4, 639-645 (2021).
MSC:  76K05 76L05 76M45
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### On the stability of the zero solution of a differential equation of the second order in a critical case. (English. Russian original)Zbl 07485530

Vestn. St. Petersbg. Univ., Math. 54, No. 4, 345-350 (2021); translation from Vestn. St-Peterbg. Univ., Ser. I, Mat. Mekh. Astron. 8(66), No. 4, 572-579 (2021).
MSC:  34D10 34D20 42A75
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### Boundary layer over the Rankine half-body. (English. Russian original)Zbl 1483.76022

Fluid Dyn. 56, No. 6, 824-827 (2021); translation from Izv. Ross. Akad. Nauk, Mekh. Zhidk. Gaza 2021, No. 6, 62-65 (2021).
MSC:  76D10 76M45
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MSC:  37J40
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### Asymptotics of the solution to the Cauchy problem for a singularly perturbed operator differential transport equation in several space variables. (English. Russian original)Zbl 1481.35029

Comput. Math. Math. Phys. 61, No. 12, 2015-2023 (2021); translation from Zh. Vychisl. Mat. Mat. Fiz. 61, No. 12, 2050-2058 (2021).
MSC:  35B25 35Q20 35Q49
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### Crossing of the critical energy level in Hamiltonian systems with slow dependence on time. (English. Russian original)Zbl 07455575

Math. Notes 110, No. 6, 956-959 (2021); translation from Mat. Zametki 110, No. 6, 927-931 (2021).
MSC:  37J46 37J40 70K44
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### On a comprehensive grid for solving problems having exponential or power-of-first-type layers. (English)Zbl 1481.76154

Garanzha, Vladimir A. (ed.) et al., Numerical geometry, grid generation and scientific computing. Proceedings of the 10th international conference, NUMGRID 2020 / Delaunay 130, celebrating the 130th anniversary of Boris Delaunay, Moscow, Russia, November 25–27, 2020. Cham: Springer. Lect. Notes Comput. Sci. Eng. 143, 227-240 (2021).
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### Few islands approximation of Hamiltonian system with divided phase space. (English)Zbl 07446654

MSC:  37J40 70K55 70H08
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### Ulam-Hyers stability and exponentially stable evolution equations in Banach spaces. (English)Zbl 07445730

MSC:  34G10 34G20 34D10
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### Asymptotics for filtration of polydisperse suspension with small impurities. (English)Zbl 07445005

MSC:  76S05 76T20 76M45
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### Existence and stability of the solution to a system of two nonlinear diffusion equations in a medium with discontinuous characteristics. (English. Russian original)Zbl 07444580

Comput. Math. Math. Phys. 61, No. 11, 1811-1833 (2021); translation from Zh. Vychisl. Mat. Mat. Fiz. 61, No. 11, 1850-1872 (2021).
MSC:  35B25 35K51 35K58
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### Deformation of an inviscid magnetizable liquid drop in a non-stationary magnetic field. (English. Russian original)Zbl 1478.76081

Fluid Dyn. 56, No. 5, 732-744 (2021); translation from Izv. Ross. Akad. Nauk, Mekh. Zhidk. Gaza 56, No. 5, 138-150 (2021).
MSC:  76W05 76T10 76M45
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### Study of rigidity of a first-order algebro-differential system with perturbation in the right-hand side. (Russian. English summary)Zbl 07432733

MSC:  34D05 35A24 35B20
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### Theoretical and numerical results on Birkhoff normal forms and resonances in the Born-Oppenheimer approximation. (English)Zbl 1482.37062

MSC:  37J40 37G05 70K30
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### Detection of synergistic combinatorial perturbations by a bifurcation-based approach. (English)Zbl 1472.92122

MSC:  92C50 37J40 37J20
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### Periodic solutions to a perturbed relativistic Kepler problem. (English)Zbl 07412924

Reviewer: Xiuli Cen (Zhuhai)
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### Hamiltonian perturbation theory for ultra-differentiable functions. (English)Zbl 07403464

Memoirs of the American Mathematical Society 1319. Providence, RI: American Mathematical Society (AMS) (ISBN 978-1-4704-4691-8/pbk; 978-1-4704-6526-1/ebook). v, 89 p. (2021).
MSC:  37-02 37K55 37J40
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### Methods for studying the stability of linear periodic systems depending on a small parameter. (English. Russian original)Zbl 07402926

J. Math. Sci., New York 258, No. 1, 115-127 (2021); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 163, 113-126 (2019).
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### Lyapunov functions and asymptotics at infinity of solutions of equations that are close to Hamiltonian equations. (English. Russian original)Zbl 1482.37053

J. Math. Sci., New York 258, No. 1, 97-109 (2021); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 163, 96-107 (2019).
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### On the ultradifferentiable normalization. (English)Zbl 07402900

Reviewer: Hao Wu (Nanjing)
MSC:  34C20 26E10 37J40
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### Completely degenerate lower-dimensional invariant tori in reversible systems. (English)Zbl 1481.37066

MSC:  37J40 70H08 70K43
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### Asymptotic solution of the Cauchy problem for a first-order differential equation with a small parameter in a Banach space. (English. Russian original)Zbl 1472.34115

Math. Notes 110, No. 1, 145-151 (2021); translation from Mat. Zametki 110, No. 1, 143-150 (2021).
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### A KAM theorem for the Hamiltonian with finite zero normal frequencies and its applications (in memory of Professor Walter Craig). (English)Zbl 1477.37083

MSC:  37K55 37J40 70K43
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### Local solutions of the fast-slow model of an optoelectronic oscillator with delay. (English. Russian original)Zbl 1478.34088

Theor. Math. Phys. 207, No. 3, 727-737 (2021); translation from Teor. Mat. Fiz. 207, No. 3, 376-388 (2021).
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### Moser’s theorem for hyperbolic-type degenerate lower tori in Hamiltonian system. (English)Zbl 1483.37080

MSC:  37J40 70H08 70K43
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### Response solutions of 3-dimensional degenerate quasi-periodic systems with small parameter. (English)Zbl 1476.37077

MSC:  37J40 70H08 70K43
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### Gottschalk-Hedlund theorem revisited. (English)Zbl 1477.37008

MSC:  37A30 37J40 37M25
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### Floquet solutions for the Schrödinger equation with fast-oscillating quasi-periodic potentials. (English)Zbl 1482.37063

MSC:  37J40 34D05 34L40
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### On the eigenvalues and eigenfunctions of the Dirichlet and Neumann problems in a domain with perforated partitions. (English. Russian original)Zbl 1469.35162

Differ. Equ. 57, No. 6, 736-752 (2021); translation from Differ. Uravn. 57, No. 6, 752-768 (2021).
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### Singularly perturbed boundary value problems. A functional analytic approach. (English)Zbl 1481.35005

Cham: Springer (ISBN 978-3-030-76258-2/hbk; 978-3-030-76259-9/ebook). xvi, 672 p. (2021).
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### Probabilistic interpretation of the vanishing viscosity method for systems of conservation and balance laws. (English. Russian original)Zbl 1468.35010

Math. Notes 109, No. 3, 347-357 (2021); translation from Mat. Zametki 109, No. 3, 338-351 (2021).
MSC:  35B25 35K40 35L65
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### On the relationship between the thin film equation and Tanner’s law. (English)Zbl 1466.76007

MSC:  76A20 76M45
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