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Uniqueness of a solution of the inverse problem for the evolution equation and application to the transport equation. (English. Russian original) Zbl 0792.34011

Math. Notes 51, No. 2, 158-165 (1992); translation from Mat. Zametki 51, No. 2, 77-87 (1992).
The paper deals with the linear evolution equation (1) \(u'(t)=Au+\Phi (t) f\) \((0 \leq t \leq T)\) in the Banach space \(E=L_ p (\Omega)\), where \(\Phi\) is known and \(f\) is unknown. The inverse problem of determining \(f\) and \(u\) from (1) and conditions (2) \(u(0)=0\) and (3) \(u(T)=0\) is analyzed with respect to uniqueness. A uniqueness theorem is formulated, where \(A\) generates a \(C_ 0\)-semigroup of operators. There is also given a modification to the case when \(A\) is dissipative. Furthermore, the results are applied to the transport equation. The paper is completed by a comparison of presented results with previous works.

MSC:

34A55 Inverse problems involving ordinary differential equations
Full Text: DOI

References:

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