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Publication : известия высших учебных заведении. поволжскии регион Language : abkhazian Language : arabic Language : cebuano Language : haitian Language : hindi Language : igbo Language : lingala Language : russian Language : sotho, southern Language : tswana Language : vietnamese
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Academic Journal

Application of Bernstein polynomials to suppress the Gibbs effect (literature review)

Subjects: gibbs effect; filters; bernstein polynomial

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

On the limit cycles of a polynomial differential system with a homogeneous non-linearity of the third order

Subjects: polynomial differential system; limit cycle; homogeneous nonlinearity

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

On a graph model for reflectometry problems and some algorithms for their solution. Part 3. An approach to test data generation and some results of computational experiments

Subjects: heuristic algorithms; discrete optimization problems; graph theory models

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

To the question of accounting in the equation of Korteweg – de Vriz of the dissipative term. Part 2

Subjects: korteweg de vries equation; dissipation; nonlinear transformation

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

A method for partial estimation of electromagnetic wave diffraction by a longitudinal baffle in an endless waveguide

Subjects: diffraction problem; partial domain method; resonant frequency

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

On one infinite series of admissible intersection arrays of distance-regular graphs of diameter 5

Subjects: bipartite antipodal distance-regular graph; graph intersection array; graph eigenvalue

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

Optimization of parameters of multilayer diffraction gratings using needle variations

Subjects: diffraction gratings; modified method of separation of variables; electromagnetic te-waves

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

Numerical study of the problem of electromagnetic oscillations of a three-layer spherical resonator filled with a metamaterial

Subjects: triple layered ball resonator; maxwell’s equations; electromagnetic oscillations

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

The features of the Ni-GaAs contacts formation obtained by electrolysis and their electrophysical properties

Subjects: nickel films; metal-semiconductor contact; film roughness

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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Academic Journal

Recovering the permittivity of an inhomogeneous dielectric body in a semi-infinite rectangular waveguide

Subjects: boundary value problem; inverse diffraction problem; integro-differential equation

  • Source: Известия высших учебных заведений. Поволжский регион: Физико-математические науки, Iss 4 (2022)

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  • 1-10 of  18 results for ""Mathematics""