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pro vyhledávání: '"Alexander I. Kozhanov"'
Publikováno v:
Vestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, Vol 25, Iss 3, Pp 423-434 (2021)
In this paper, we study the solvability of some non-local analogs of the second initial-boundary value problem for multidimensional hyperbolic and parabolic equations of the second order. We prove the existence and uniqueness theorems of regular solu
Externí odkaz:
https://doaj.org/article/969fa34978114bedbd93ca2e5d3dcc78
Publikováno v:
Journal of Siberian Federal University. Mathematics & Physics. 14:528-542
The article is devoted to the study of problems of finding the non-negative coefficient q(t) in the elliptic equation utt + a2Δu − q(t)u = f(x, t) (x = (x1, . . . , xn) ∈ Ω ⊂ Rn, t ∈ (0, T), 0 < T < +∞, Δ — operator Laplace on x1, . .
Autor:
Alexander I. Kozhanov
Publikováno v:
Journal of Siberian Federal University. Mathematics & Physics. 14:425-423
The goal of the article is the study of solvability in the Sobolev spaces of boundary value problems for some classes of Sobolev-type fourth-order linear equations. We will prove that an initial boundary value problems well problems with data both at