Численные методы решения эволюционных уравнений с запаздыванием [PDF]
Конструируются сеточные методы для гиперболических уравнений с эффектом наследственности.
Пименов, В. Г.
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Enhanced forecasting of Biomass-toxicity-water models using numerical simulations [PDF]
Numerical techniques are essential tools to solve reaction-diffusion models in ecology, addressing the intrinsic complexity arising from nonlinear and coupled systems.
Abbas, Mudassar +3 more
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Existence and stability of solitons for fully discrete approximations of the nonlinear Schrödinger equation [PDF]
International audienceIn this paper we study the long time behavior of a discrete approximation in time and space of the cubic nonlinear Schrödinger equation on the real line.
Bambusi, Dario +2 more
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On some one-step implicit methods as dynamical systems [PDF]
The one-step implicit methods, the backward Euler being the most known, require the solution of a nonlinear equation at each step.To avoid this, these methods can be approximated by making use of a one step of a Newton method.
Călin-Ioan Gheorghiu
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\^A-and \^I-stability of collocation Runge-Kutta methods
This paper deals with stability of classical Runge-Kutta collocation methods. When such methods are embedded in linearly implicit methods as developed in [12] and used in [13] for the time integration of nonlinear evolution PDEs, the stability of these ...
Dujardin, Guillaume +1 more
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Modeling the effects of the contaminated environments on COVID-19 transmission in India. [PDF]
Naik PA, Zu J, Ghori MB, Naik MU.
europepmc +1 more source
On the convergence of a method for solving two point boundary value problems by optimal control [PDF]
Using the idea of the least squares method, a nonlinear two point boundary value problem is transformed into an optimal control problem. For solving the optimal control problem the gradient method is used.
Ernest Scheiber
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Fractional order mathematical model for B.1.1.529 SARS-Cov-2 Omicron variant with quarantine and vaccination. [PDF]
Dickson S, Padmasekaran S, Kumar P.
europepmc +1 more source
Mathematical analysis of the dynamics of COVID-19 in Africa under the influence of asymptomatic cases and re-infection. [PDF]
Oke AS, Bada OI, Rasaq G, Adodo V.
europepmc +1 more source
Functions with bounded E-d-variation on undirected tree networks [PDF]
In this paper we define and study functions with bounded \(E-d\)-variation on undirected tree networks. For these functions with bounded \(E-d\)-variation we establish a Jordan type theorem.
Daniela Marian
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