Results 21 to 30 of about 2,034,335 (282)

Integration of the Loaded Negative Order Nonlinear Schrodinger Equation in the Class of Periodic Functions [PDF]

open access: yesИзвестия Иркутского государственного университета: Серия "Математика"
In this paper, we consider the loaded negative order nonlinear Schrodinger equation (NSE) in the class of periodic functions. It is shown that the loaded negative order nonlinear Schrodinger equation can be integrated by the inverse spectral problem ...
M. M. Khasanov   +2 more
doaj   +2 more sources

Goursat problem for loaded degenerate second order hyperbolic equation with Gellerstedt operator in principal part

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2016
In the paper we study a loaded degenerate hyperbolic equation of the second order with variable coefficients. The principal part of the equation is the Gellerstedt operator.
Anatoly H Attaev
doaj   +2 more sources

Minimal load shedding using the swing equation [PDF]

open access: yes2017 IEEE Manchester PowerTech, 2017
Load shedding constitutes the very last resort for preventing total blackouts and cascading events. Conventional load shedding schemes, which are massively applied in industrial practice, adopt a stepwise approach that usually causes overshedding or fails to prevent frequency decay above the allowable limits.
Tofis, Y.   +5 more
openaire   +3 more sources

A GENERALIZED (G’/G) - EXPANSION METHOD FOR THE LOADED MODIFIED BURGERS–KDV EQUATION

open access: yes, 2022
This paper is dedicated to find the solutions of the equation of the loaded modified Burgers–KdV equation. It is shown to find the solutions via ( / ) G G - expansion method that is one of the most effective way of finding solutions.
Yakubov, H.E   +5 more
core   +1 more source

Stabilization of a solution for two-dimensional loaded parabolic equation [PDF]

open access: yes, 2020
In this paper we consider the stabilization problem of the solution of a boundary value problem for the heat equation with a loaded two-dimensional Laplace operator.
М.Т. Jenaliyev   +5 more
core   +1 more source

A non-local problem for a loaded mixed-type equation with a integral operator

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2016
We study the existence and uniqueness of the solution of non-local boundary value problem for the loaded elliptic-hyperbolic equation $$ u_{xx} + \mathop{\mathrm{sgn}} (y) u_{yy} + \frac{1 - \mathop{\mathrm{sgn}} (y)}{2} \sum\limits_{k = 1}^n {R_k}(x, u ...
Obidjon Kh Abdullayev
doaj   +1 more source

Об одном аналоге задачи Трикоми для «точечно» нагруженного уравнения гиперболо-параболического типа

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2021
Для нагруженного уравнения гиперболо-параболического типа исследуется однозначная разрешимость аналога задача Трикоми. Нагрузка определена в фиксированных точках области искомых решений, в том числе и во внутренних точках. Найдены условия существования и
Хубиев, К.У.
doaj   +1 more source

A problem with parameter for the integro-differential equations

open access: yesMathematical Modelling and Analysis, 2021
The article proposes a numerically approximate method for solving a boundary value problem for an integro-differential equation with a parameter and considers its convergence, stability, and accuracy. The integro-differential equation with a parameter is
Elmira A. Bakirova   +2 more
doaj   +1 more source

Constitutive equation of butter at static loading [PDF]

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2014
This study focuses on the constitutive modelling of finite deformation in the commercially obtained butter (composition is 83 % of milk fat) at the temperature 17–20 °C. The specimens from the butter (height L0=14.6 mm and diameter 20 mm) have been compressed between two parallel metal plates at a fixed crosshead speed 20 mm/min using of the testing ...
Šárka Nedomová, Libor Severa
openaire   +2 more sources

A Constitutive Equation for Cyclically Loaded Sands [PDF]

open access: yes, 1981
A rate type constitutive equation with internal parameters is proposed for describing the behaviour of cyclically loaded sands in undrained conditions leading to liquefaction. The mathematical model is checked versus experimental data on undrained cyclic
Szavits-Nossan, A., Kvasnicka, P.
core   +1 more source

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