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JOURNALS // Eurasian Mathematical Journal // Archive

Eurasian Math. J., 2020 Volume 11, Number 3, Pages 89–94 (Mi emj377)

This article is cited in 8 papers

Short communications

On the solution to a two-dimensional heat conduction problem in a degenerate domain

M. T. Jenaliyeva, M. I. Ramazanovb, M. T. Kosmakovab, Zh. M. Tuleutaevab

a Institute of Mathematics and Mathematical Modeling, 125 Pushkin St, 050010 Almaty, Kazakhstan
b Buketov Karaganda State University, 28 Universitetskaya St, 100028 Karaganda, Kazakhstan

Abstract: In a degenerate domain, namely, the inverted cone, we consider a boundary value problem of heat conduction. For this problem the solvability theorems are established in weighted spaces of essentially bounded functions. The proofs of the theorems are based on the results of the solvability for a nonhomogeneous integral equation of the third kind. The problem under study is reduced to the study of this integral equation using the representation of the solution to the boundary value problem in the form of a sum of constructed thermal potentials.

Keywords and phrases: fundamental solution, axial symmetry, modified Bessel function.

MSC: 35K05, 35K20

Received: 12.12.2019

Language: English

DOI: 10.32523/2077-9879-2020-11-3-89-94



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