Results 141 to 150 of about 28,118,061 (306)

Models, systems, networks in economics, engineering, nature and society

open access: yesМодели, системы, сети в экономике, технике, природе и обществе
Background. The aim of the work is to solve the inverse problem of diffraction on flat objects. Materials and methods. The initial problem is reduced to solving an integral equation. This equation will be solved numerically.
A.O. Lapich
doaj   +1 more source

Studying the issue of acoustic wave scattering from a system of soft screens by the method of integral equations

open access: yesИзвестия высших учебных заведений. Поволжский регион: Физико-математические науки
Background. The aim of the work is a theoretical and numerical study of the scalar problem of diffraction on the system of acoustically soft screens. Material and methods: a rigorous mathematical formulation of the diffraction problem is considered; the ...
V.O. Nesterov, A.A. Tsupak
doaj   +1 more source

Stabilized approximation of steady flow of third grade fluid in presence of partial slip

open access: yesResults in Physics, 2017
This article presents a stable numerical solution to the steady flow of thermodynamic compatible third grade fluid past a porous plate. Problem formulation is completed through partial slip condition.
Amer Rasheed   +3 more
doaj  

The Source Galerkin method: fermionic formulation [PDF]

open access: green, 1996
John W. Lawson, G. S. Guralnik
openalex   +1 more source

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