Results 11 to 20 of about 621 (101)

Modeling of fracture concentration by Sel’kov fractional dynamic system [PDF]

open access: yesE3S Web of Conferences, 2020
Microseismic phenomena are studied by a Sel’kov generalized nonlinear dynamic system. This system is mainly applied in biology to describe substrate and product glycolytic oscillations.
Parovik Roman   +2 more
doaj   +2 more sources

Magnetic Field Dynamical Regimes in a Large-Scale Low-Mode αΩ-Dynamo Model with Hereditary α-Quenching by Field Energy

open access: yesMathematics, 2023
The article considers a large-scale model of an αΩ-dynamo in the low-mode approximation. The intensity of the α-effect is regulated by a process that depends on the energy of the magnetic field and has hereditarity properties (finite “memory”).
Olga Sheremetyeva
doaj   +2 more sources

Хаотические режимы в маломодовой модели αΩ-динамо с эредитарным подавлением α-эффекта энергией поля

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2023
В статье исследуются условия, при которых возможно моделирование хаотического режима магнитного поля в крупномасштабной модели αΩ-динамо в маломодовом приближении. Интенсивность α— и Ω-генераторов регулируется силой Лоренца.
Шереметьева, О.В.
doaj   +2 more sources

MATHEMATICAL MODEL OF PROPAGATION OF NERVE IMPULSES WITH REGARD HEREDITARITY [PDF]

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2017
A mathematical model of the propagation of the nervous pulse of FitzHugh-Nagumo is proposed, which takes into account the effect of heredity. This hereditary model is described by an integro-differential equation with a power kernel — a function of ...
Lipko O. D.
doaj   +2 more sources

ON A HEREDITARITY VIBRATING SYSTEM WITH ALLOWANCE FOR THE EFFECTS STICK-SLIP

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2016
The work was a mathematical model that describes the effect of the sliding attachment (stick-slip), taking into account hereditarity. explicit finite-difference scheme for the corresponding. Cauchy problem was constructed.
Parovik, R.I.
doaj   +3 more sources

On a credit oscillatory system with the inclusion of stick-slip

open access: yesE3S Web of Conferences, 2016
The work was a mathematical model that describes the effect of the sliding attachment (stick-slip), taking into account hereditarity. This model can be regarded as a mechanical model of earthquake preparation.
Parovik Roman
doaj   +2 more sources

Radon transport model into a porous ground layer of finite capacity

open access: yesE3S Web of Conferences, 2017
The model of radon transfer is considered in a porous ground layer of finite power. With the help of the Laplace integral transformation, a numerical solution of this model is obtained which is based on the construction of a generalized quadrature ...
Parovik Roman
doaj   +2 more sources

The origin and formation of fractal radiophysics and fractal radio electronics at the IRE RAS [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
Purpose. The article describes the main points of the origin, formation and development of the application of fractal theory, topology, fractional dimension theory and scaling in solving problems of radio electronics and radiophysics in the USSR and ...
Potapov, Alexander Alekseevich
doaj   +2 more sources

VAN DER POL-DUFFING OSCILLATOR WITH THE EFFECT OF HEREDITARY [PDF]

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2017
The paper presents a new mathematical model of the van der Pol oscillator, Duffing with external periodic influence given hereditarity. An algorithm for finding the numerical solution of the original model equation, which is based on the finite ...
Novikovа E. R.
doaj   +1 more source

Sixth Åland Island Conference on von Willebrand disease

open access: yesHaemophilia, Volume 28, Issue S5, Page 3-15, July 2022., 2022
Abstract Introduction The sixth Åland Islands Conference on von Willebrand disease (VWD) on the Åland Islands, Finland, was held from 20 to 22 September 2018. Aim The meeting brought together experts in the field of VWD from around the world to share the latest advances and knowledge in VWD.
Erik Berntorp   +12 more
wiley   +1 more source

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