Abstract
The equivalence of weak solvability of initial boundary value problems for the Jeffries-Oldroyd model and one integro-differential system with memory is established. The proofs of the statements are essentially based on the properties of regular Lagrangian flows.
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Funding
The work of the first author was supported by the Ministry of Science and Higher Education of the Russian Federation (Project FZGU-2020-0035), Lemma 1. The work of the second author was supported by a grant from the Russian Science Foundation (Project no. 19-11-00146), Theorem 4, and the Russian Foundation for Basic Researches (Project no. 20-01-00051), Theorem 5.
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Russian Text © The Author(s), 2020, published in Izvestiya Vysshikh Uchebnykh Zavedenii. Matematika, 2020, No. 6, pp. 79–85.
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Zvyagin, V.G., Orlov, V.P. & Arsentiev, A.S. Equivalence of Weak Solvability of Initial-Boundary Value Problems for the Jeffries-Oldroyd Model and one Integro-Differential System with Memory. Russ Math. 64, 69–74 (2020). https://doi.org/10.3103/S1066369X20060109
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DOI: https://doi.org/10.3103/S1066369X20060109