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Identification of source term in a nonlinear degenerate parabolic equation with memory.

Authors :
Abid, Soufiane
Atifi, Khalid
Essoufi, El-Hassan
Zafrar, Abderrahim
Source :
Applications of Mathematics. Apr2024, Vol. 69 Issue 2, p209-232. 24p.
Publication Year :
2024

Abstract

In this work, we consider an inverse backward problem for a nonlinear parabolic equation of the Burgers' type with a memory term from final data. To this aim, we first establish the well-posedness of the direct problem. On the basis of the optimal control framework, the existence and necessary condition of the minimizer for the cost functional are established. The global uniqueness and stability of the minimizer are deduced from the necessary condition. Numerical experiments demonstrate the effectiveness of this approach. [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
08627940
Volume :
69
Issue :
2
Database :
Academic Search Index
Journal :
Applications of Mathematics
Publication Type :
Academic Journal
Accession number :
176465464
Full Text :
https://doi.org/10.21136/AM.2024.0049-23