Statement of the boundary value problem on the graph
Analysis of differential equations encountered in various applications, which are interpreted as equations in graphs. Using graph properties to create a high-quality theory of such equations and methods for their solution. Description of the graph struc
Подобные документы
The specific properties of the Evans function, its use as a tool in mathematical physics. Application of the Darboux transformation to the Schrodinger equation. Solution of the standard Riccati differential equation. Investigation of a discrete spectra.
статья, добавлен 23.06.2018Analysis of current state and prospects of applicability of a high power electron beam technology for manufacturing metallic and nonmetallic composite materials. Study of equipment for high power beam technology and properties of selected compositions.
статья, добавлен 08.02.2017Properties of nuclei, heavy ion collisions and neutron stars. An estimate of the coefficient of incompressibility. Frequent mode of interaction of a particle collision. The theory for the microscopic description of the various modes of giant resonances.
статья, добавлен 06.11.2013Synthesis of transparent siliceous environments with high-doped Yb-Er, Yb-Ho and Yb-Eu. Definition of media structure and spectral-luminescent properties in the anti-Stokes region when excited by ions Yb3 +. Analysis of properties silicious glassy media.
статья, добавлен 30.07.2016Infinitesimal transformations, Maxwell tensor and electromagnetic forces. The Maxwell field tensor. Integral curves associated with the equations of motion and the end of the Lorentz transformation. Electromagnetic force and geometry of space-time.
статья, добавлен 11.09.2012The measurement and analysis of the quality of electrical energy in electric grids. The characteristics of the main tools for measuring power quality, the requirements on the measurement of power quality. Instruments to measure the indicators of quality.
статья, добавлен 06.05.2018To gain knowledge about the ionosphere structure at mid- and high latitudes and create modern ionosphere and thermosphere models - the task of the incoherent scatter radar. Problem of the creation of reliable theoretical ionosphere region F2 model.
статья, добавлен 30.10.2016Presents methods for evaluation and improvement of output quality of an autonomous power supply system. Characteristic of the output impedance of a switching voltage regulator. Research and analysis features of the process setup for measuring impedance.
статья, добавлен 24.05.2018Important properties of the system power supply. The value of renewable energy to be able to supply electricity when demand is high. Requirements for various energy storage applications, the ability of existing technologies. Energy storage technologies.
статья, добавлен 26.12.2012Nanocomposite multicomponent coating obtained by vacuum arc deposition method. Analysis of the of the structure of the coating, elemental distribution and composition of the impurity elements using the methods Rutherford backscattering, mass spectrometry.
статья, добавлен 30.07.2016We consider the formulation of the problem in which Monte Carlo methods are used to assess the quality of pseudo-random sequence generators. A criterion is formulated for optimizing pseudo-random sequence generators with a uniform distribution law.
статья, добавлен 07.11.2018The numerical-analytic approach to solve the stress-strain state problems of an arbitrary finite element simple-connected composite object with different surface mounting types. The main problem is solvedby using the elasticity theory spatial model.
контрольная работа, добавлен 27.01.2014An efficient technique for analysis of waveguides, resonators and waveguide discontinuities in electromagnetic bandgap structures. Waveguides and resonators formed by elements removed from EBG array are considered. The first step is a solution of problem.
статья, добавлен 04.11.2018A mathematical model of multiphase cylindrical apparatus for bulk materials treatment with radio frequency electric field. Analysis of the distribution of the electric field inside the zone restricted with multiple connected circular arc-shaped boundary.
статья, добавлен 29.07.2016Analysis of obtaining coatings based on (Ti-Zr-Nb)N by means of vacuum-arc deposition method. Study of their physical and mechanical properties and tribotechnical characteristics. Analysis of chemical composition of elements in the coating (Ti-Zr-Nb)N.
статья, добавлен 23.12.2016Investigation of the differential capacity of a vibrating Coriolis gyroscope to suppress an external shock. Evaluation of the pulse amplitude in the voltage caused by external mechanical impact Analysis of the output signals of two measuring channels.
статья, добавлен 22.12.2016Description of the method for determining the density of phonon states of composite materials based on the heat capacity of composite materials based on polytetrafluoroethylene matrix. Analysis of the boundary values of the intensity of phonon spectra.
статья, добавлен 12.05.2018Structural, magnetic and transport properties of electron beam evaporated, its multilayered structure. Determination of changes in the crystal structures for different sub-layers. The description of the particle size and the value of the coercive force.
статья, добавлен 30.07.2016Solution of the problem of non-stationary anisotropic thermal conductivity in the software "AnisotropicHeatTransfer3D". Analysis of the distribution of the temperature field in an anisotropic solid at a given time by means of raster and vector graphics.
статья, добавлен 05.09.2024- 70. Birthday Balloon
Description of the mathematical model of the distribution of the forces acting on a long balloon. An analytical scheme for solving the problem of changing the volume over time, constructed a function with the analysis of three aspects of transition.
лекция, добавлен 26.05.2014 The model of a continuous transition from laminar to turbulent flow in the boundary layer. The theory of the spectral density of turbulent pulsations is developed. Continuous transition to turbulence. Spectral characteristics of turbulent flows.
статья, добавлен 27.04.2017Features of the influence of high-frequency laser radiation on the characteristics of tungsten graphene. An analysis of the causes of the gap in graphene creates a gap in the band of the spectrum in the conditions of a high-frequency electromagnetic wave.
статья, добавлен 23.12.2016- 73. Simultaneous determine of Doppler shift and group delay time using amplitude modulated chirp-signal
Differential Doppler shift between rays as one of the main parameter of radio channel. The method of calculation of the transmitter radiate continuous amplitude-modulated continuous wave. Analysis of the spectrums of differential signal elements.
статья, добавлен 30.10.2016 Analysis concept of semiconductor is a solid whose electrical conductivity is in between that of a conductor and that of an insulator. Familiarization with the methods carrier recombination. Description features of preparation of semiconductor materials.
статья, добавлен 14.04.2015Analysis of the results of irradiation of thin films of zinc selenide 500 nm thick by an electron beam and their deposition by evaporation. Analysis of the optical properties of both irradiated and untouched samples using an ultraviolet spectrophotometer.
статья, добавлен 23.12.2016