We investigate numerical solutions of linear ordinary and partial differential equations. Cauchy’s problem for ordinary equations of first and second order are generalized with fractional power of finite operator. Condition of regularization for the difference operator analogue of a fractional power is represented.
The results of Ionosonde data over Kamchatka during the emergence of D-layer at night
are discussed. At the same time, the spectra of the night sky are represented at this period using a spectrum analyzer installed on Lidar Station of IKIR FEB RAS.
On the example of the local powergrid of Kamchatka shows the relationship between the magnitude of industrial current harmonics and variations of Earth’s magnetic field. Shows dependence of mechanism of geomagnetically induced currents creation from topology of powergrid.
Considered a model of large-scale magneto-convection in a roteting spherical shell. Velocity expressed of the one of the modes of free oscillation of a viscous conduction fluid in the shell. The stationary modes of convection were found. An ability of the dynamo was approved in this model.
The paper presents the results of numerical modeling of phase trajectories of the dynamical system Rikitake. Parameters of system and initial conditions at the case of doubling cascade mode are showen.
We consider a model of subdiffusion radon without advection. With the help of the Green’s function found a solution model. It is shown that it is a generalization of the previously known classical solutions.
In this paper we study the nonlocal effects of plastic deformation (shear) flow in the
subduction zone of the Kuril-Kamchatka arc based on a statistical model cite APS,
constructed according to the catalog of seismic moment tensor cite GCMT for the period
1976 — 2005.
The sttatistical relationship between whistlers in Kamchatka and thunderstorm activity was studied. Possibility of impact HAARP on stream of whistlers analyzed.
The sparse approximation is a powerful instrument for time-and-frequency signal analysis. This publication outlines use of matching pursuit method for finding impulses in geoacoustic emission signals. Designed algorithm was tested on actual data.
This article reviews the methods of application of learning software. Conduct research shows that using a computer on a geometry lesson develops skills of students, making the learning process more effective.
Consider a statistical model of the seismic process in the subduction zone of the KurilKamchatka island arc according to the catalog of seismic moment tensor [1] over the period 1976–2005, using spatial, temporal and energy criteria of relatedness of seismic events with the test orientation. The question of the presence of non-local effects in time (memory) and space in circuits related seismic events.
In this paper we consider one of the stages predprognoznogo time series analysis, based on the decomposition of the phase portrait on the example quasicycle time-series radon.
In this work the interpolation and regression models of the macroseismic field classical type dependence are offered for the Kurile-Kamchatka region earthquakes. The given models essentially expand the region of the dependence now in use applicability, have the relatively high accuracy and are to a considerable degree free from constant biases in the magnitudes and the hypocentral distances wide range.
In this study, one-parametric symmetry groups were found for 50 canonical equations with Painleve property, and, in special cases, general solutions were obtained. The result can be used as reference for specialists in the theory of nonlinear differential equations.
Numerical calculations of the Japanese earthquake 11.03.2011 influence are executed.
Deformation’s field modeling of Earth’s crust at the locality of the event are represented.
The criteria connectivity seismic events on the spatial, temporal, energy scales. The question of criteria that takes into account the seismic process orientation.
In generalization of the Solow model, when the change in resources in the production function described derivatives of fractional order in the sense of the Gerasimov – Caputo. As a result, we come to an important economic value — capital-labor ratio, which is characterized in stpennymi functions of Mittag-Leffler.
An algorithm for solving the potential problem, based on the boundary element method, is proposed. Some example of the Dirichlet problem for the circle and the cube are consider. The numerical-analytical solution of the boundary element method were compared with the analytical solution and the numerical solution of the boundary element method.
In this work the computational algorithms to correctly calculate the functions of MittagLeffler with fractional parameter in mathematical package MAPLE.
Fractional power computation of matrix is represented. Numerical calculations for ordinary differential equation and its fraction analog is done. Results are compared with Grunvald –Letnikov operator.
The method for identification of geoacoustic emission daily variation was developed. According to this method, signal denoising, based on wavelet-transform, automated analysis of daily variation and its intensity are carried out.
A question of the development of nanotechnology in the Russian Federation within the global nanotechnology market, a forecast of development of Russian market for nanotechnology in the coming decades.
The properties of the algorithm estimates of parameter of harmonic intensity for nonstationary Poisson process. The computational stability of the algorithm is proved.
In a model of radioactive decay of radon in the sample (222Rn). The model assumes that the probability of the decay of radon and its half-life depends on the fractal properties of the geological environment. The dependencies of the decay parameters of the fractal dimension of the medium.
We have investigated the solution of the generalized Mathieu equation. With the aid of diagrams Stratton-Ince built the instability region, the condition can occur when the parametric resonance.
The technique and algorithms for identifying structural components of non-sinusoidal voltage and current signals in the ship power system. The skeleton diagram and useful model of active compensator conducted emissions on the basis of wavelet transform.
A variant of the production of nanopowders of silica from natural hydrothermal solutions. Derived silica sols with the contents of SiO2 to 600 g/l³(43,0 wt. %) And the radius of the particles 29-135 nm.
This paper addresses fuzzy control systems, asymptotically stability analysis and fuzzy controllers design. A stabilizing control design method for nonlinear dynamical systems with uncertainties based on Takagi-Sugeno fuzzy models is discussed. The paper proposed asymptotic stability sufficient conditions for fuzzy control systems via Lyapunov’s second method.
We consider a nonlocal model of the wave process, which generalizes the classical model parmetricheskogo resonance Mathieu. It is proved that this model has a unique solution.
This work is devoted to developing algorithms for the solution of wave problems in mathematical physics on the basis of the boundary element method (BEM). The main advantages of the boundary element method is reduced to one dimension of the problem and transfer sample to the boundary of the study area, as well as obtaining a continuous solution in the region. As a consequence, reduces the amount of calculation and improves the accuracy of the solution.
Work is devoted research and development of methods of the analysis of model of regulation of multidimensional system. Using files of adjusting signs, procedure which allows to lower an order of an initial matrix of central parameters of system is constructed and to reduce a matrix of any order always to a matrix of the two-port network with the fixed poles of an input and a system exit.
We propose an algorithm for estimating the fractal dimension of time series of radon fields. Some regularities of the fractal dimension with the seismic activity in South Kamchatka.
Questions of a substantiation of application of methods of digital processing of signals are considered at the decision of problems of an active filtration of hindrances of the various nature arising in systems of an electrical supply. Traditional methods of suppression of pulse hindrances are analyzed, the application substantiation wavelet transformations for suppression of the pulse is spent.
The active seismic zone geophysical structure features and its models identification can be fixed by revealing planes on which the earthquake hypocenters are grouping. The algorithm and computer program are developed, to search the planes on the basis of the earthquake catalogue.
Determined by the orientation of the dislocations (normal vectors to the planes of discontinuities) vectors and shifts along the boundaries of dislocations According to Harvard directory (Global CMT catalog) for the period 1976 — 2005 years. for the zone subduction of the Kuril-Kamchatka island arc. According to the results of the statistical Data analysis aimed classified the type of distribution Binghama on the unit sphere, and the main characteristics distribution
The means of high precision calculation are considered, their comparative analysis isfulfilled, application of the most efficient of them for the geodynamo task is regardered.
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