## Found 1,109 Documents (Results 1–100)

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### Two-sided estimates of total bandwidth for Schrödinger operators on periodic graphs. (English)Zbl 07524321

MSC:  47A10 05C63 35R02
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### Threshold approximations for the resolvent of a polynomial nonnegative operator pencil. (English. Russian original)Zbl 07491001

St. Petersbg. Math. J. 33, No. 2, 355-385 (2022); translation from Algebra Anal. 33, No. 2, 233-274 (2021).
MSC:  47A10 35B27 47A56
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### Dubrovin equation for periodic Dirac operator on the half-line. (English)Zbl 07485306

MSC:  47E05 47A10
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### Discrete spectrum for amenable group actions. (English)Zbl 07472923

MSC:  37A15 37A35
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### Absolute continuity of the spectrum of a periodic 3D magnetic Schrödinger operator with singular electric potential. (English. Russian original)Zbl 1478.35155

Math. Notes 110, No. 4, 497-510 (2021); translation from Mat. Zametki 110, No. 4, 507-523 (2021).
MSC:  35P05 35J10 35J25
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### Flexural edge waves in a Kirchhoff plate carrying periodic edge resonators and resting on a Winkler foundation. (English)Zbl 07425574

MSC:  74-XX 78-XX
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### Ring chains with vertex coupling of a preferred orientation. (English)Zbl 07409547

MSC:  81Q35 35J10 47A10
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### On lacunas in the spectrum of the Laplacian with the Dirichlet boundary condition in a band with oscillating boundary. (English. Russian original)Zbl 1471.35211

J. Math. Sci., New York 257, No. 3, 273-285 (2021); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 162, 3-14 (2019).
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### On the decay of viscosity solutions to Hamilton-Jacobi equations with almost periodic initial data. (English. Russian original)Zbl 1471.35091

St. Petersbg. Math. J. 32, No. 4, 767-779 (2021); translation from Algebra Anal. 32, No. 4, 217-233 (2020).
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MSC:  39A30
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### On the estimates of periodic eigenvalues of Sturm-Liouville operators with trigonometric polynomial potentials. (English)Zbl 1478.34092

MSC:  34L15 34B24 34L16
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### Localization in the Liouville lattice and movable discrete breathers. (English)Zbl 1473.37096

MSC:  37K60 37K40 37K10
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### Manipulation of the guided wave propagation in multilayered phononic plates by introducing interface delaminations. (English)Zbl 07362917

MSC:  74J05 74E30 74S25
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### Computation of periodic solutions to models of infectious disease dynamics and immune response. (English)Zbl 1466.92192

MSC:  92D30 34K13 34L16
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### Random product of quasi-periodic cocycles. (English)Zbl 1470.37007

MSC:  37A20 37H12 37C40
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### Approximation of resolvents in homogenization of fourth-order elliptic operators. (English. Russian original)Zbl 1465.35038

Sb. Math. 212, No. 1, 111-134 (2021); translation from Mat. Sb. 212, No. 1, 119-142 (2021).
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### Recognizing $$A_7$$ by its set of element orders. (English. Russian original)Zbl 07304937

Sib. Math. J. 62, No. 1, 93-104 (2021); translation from Sib. Mat. Zh. 62, No. 1, 117-130 (2021).
MSC:  20Dxx 20Gxx
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### Pathology of essential spectra of elliptic problems in periodic family of beads threaded by a spoke thinning at infinity. (English)Zbl 1467.35226

MSC:  35P05 35J57
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### Invariant graphs and spectral type of Schrödinger operators. (English)Zbl 1472.35106

MSC:  35J10 37J40 35P05
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### On the spectrum of a Landau Hamiltonian with a periodic electric potential $$V\in L^p_{\text{loc}}(\mathbb{R}^2)$$, $$p>1$$. (Russian. English summary)Zbl 1458.35283

MSC:  35P05 35J10
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### On periodic groups isospectral to $$A_7$$. II. (English. Russian original)Zbl 1472.20077

Sib. Math. J. 61, No. 6, 1093-1101 (2020); translation from Sib. Mat. Zh. 61, No. 6, 1366-1376 (2020).
MSC:  20F50 20E25 20D06
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### The band-gap structure of the spectrum in a periodic medium of masonry type. (English)Zbl 1454.35130

MSC:  35J57 35P99 47B25
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### Almost periodic at infinity solutions to integro-differential equations with non-invertible operator at derivative. (Russian. English summary)Zbl 1463.47144

Ufim. Mat. Zh. 12, No. 1, 3-12 (2020); translation in Ufa Math. J. 12, No. 1, 3-12 (2020).
MSC:  47G20 47N20
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### Almost periodic solutions of periodic second order linear evolution equations. (English)Zbl 1466.34057

MSC:  34G10 34C27
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### Spectrum of the Landau Hamiltonian with a periodic electric potential. (English. Russian original)Zbl 1445.81023

Theor. Math. Phys. 202, No. 1, 41-57 (2020); translation from Teor. Mat. Fiz. 202, No. 1, 47-65 (2020).
MSC:  81Q10 81V10 35P05
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MSC:  11J06
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### Spectral analysis of Morse-Smale flows. II: Resonances and resonant states. (English)Zbl 1444.37026

MSC:  37D15 37C10 37C27
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### Reducibility for Schrödinger operator with finite smooth and time-quasi-periodic potential. (English)Zbl 1440.35222

MSC:  35P05 37K55 81Q15
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MSC:  42A75
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### Trace formulas and continuous dependence of spectra for the periodic conservative Camassa-Holm flow. (English)Zbl 1436.34077

MSC:  34L05 34B07 34L15
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### The asymptotical behaviour of embedded eigenvalues for perturbed periodic operators. (English)Zbl 1458.47014

MSC:  47B36 47A10 47A75
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### $$H$$-compactness of elliptic operators on weighted Riemannian manifolds. (English)Zbl 07276667

MSC:  47-XX 53-XX
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### On the spectrum of a relativistic Landau Hamiltonian with a periodic electric potential. (Russian. English summary)Zbl 1452.35121

MSC:  35P05 35Q41
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### Asymptotics of eigenvalues in spectral gaps of periodic waveguides with small singular perturbations. (English. Russian original)Zbl 1437.35518

J. Math. Sci., New York 243, No. 5, 746-773 (2019); translation from Zap. Nauchn. Semin. POMI 471, 168-210 (2018).
MSC:  35P20
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### Peierls’ substitution for low lying spectral energy windows. (English)Zbl 1440.35053

MSC:  35J10 35P05
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### ‘Blinking’ and ‘gliding’ eigenfrequencies of oscillations of elastic bodies with blunted cuspidal sharpenings. (English. Russian original)Zbl 1458.35410

Sb. Math. 210, No. 11, 1633-1662 (2019); translation from Mat. Sb. 210, No. 11, (2019).
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### Gaps in the spectrum of the Laplacian in a strip with periodic delta interaction. (English. Russian original)Zbl 1430.35169

Proc. Steklov Inst. Math. 305, Suppl. 1, S16-S23 (2019); translation from Tr. Inst. Mat. Mekh. (Ekaterinburg) 24, No. 2, 46-53 (2018).
MSC:  35P05 35J05 81Q10
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### Eigenvalues, absolute continuity and localizations for periodic unitary transition operators. (English)Zbl 1423.35265

MSC:  35P05 47A55 58J50
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### Bethe-Sommerfeld conjecture for periodic Schrödinger operators in strip. (English)Zbl 1432.35062

MSC:  35J10 35P99
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### Delay-coordinate maps and the spectra of Koopman operators. (English)Zbl 1459.37023

MSC:  37C30 70K43
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### Periodic groups whose all involutions are odd transpositions. (English. Russian original)Zbl 1475.20066

Sib. Math. J. 60, No. 1, 178-184 (2019); translation from Sib. Mat. Zh. 60, No. 1, 229-237 (2019).
MSC:  20F50 20F28
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### Spectral estimates for Schrödinger operators on periodic discrete graphs. (English. Russian original)Zbl 1428.35653

St. Petersbg. Math. J. 30, No. 4, 667-698 (2019); translation from Algebra Anal. 30, No. 4, 61-106 (2018).
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### Numerical estimates of the essential spectra of quantum graphs with delta-interactions at vertices. (English)Zbl 1412.81142

MSC:  81Q35 34B45 34L16 81Q10 81U30 46F10 81T80
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### Two-scale homogenization for a general class of high contrast PDE systems with periodic coefficients. (English)Zbl 1418.35027

MSC:  35B27 47A10 35J15
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### Large Fourier quasicrystals and Wiener’s theorem. (English)Zbl 1414.52014

MSC:  52C23 42B10 42A75
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### Fourier method for first order differential equations with involution and groups of operators. (Russian. English summary)Zbl 1474.35216

Ufim. Mat. Zh. 10, No. 3, 11-34 (2018); translation in Ufa Math. J. 10, No. 3, 11-34 (2018).
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### Absolute continuity of the magnetic Schrödinger operator with periodic potential. (English)Zbl 1428.35242

MSC:  35P05 35J10 81Q10
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### On the longtime behavior of almost periodic entropy solutions to scalar conservation laws. (English)Zbl 1415.35193

Klingenberg, Christian (ed.) et al., Theory, numerics and applications of hyperbolic problems II, Aachen, Germany, August 2016. Cham: Springer. Springer Proc. Math. Stat. 237, 391-403 (2018).
MSC:  35L65 35B40 35C07
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### Positive solutions of the periodic problems for quasilinear difference equation with sign-changing weight. (English)Zbl 1448.39022

MSC:  39A27 39A23 39A28
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