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Mathematical Methods in the Applied Sciences
Article . 2021 . Peer-reviewed
License: Wiley Online Library User Agreement
Data sources: Crossref
https://dx.doi.org/10.48550/ar...
Article . 2020
License: CC BY
Data sources: Datacite
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Null controllability of degenerate parabolic equation with memory

Authors: Allal, Brahim; Fragnelli, Genni;

Null controllability of degenerate parabolic equation with memory

Abstract

In this paper, we analyze the null controllability property for a degenerate parabolic equation involving memory terms with a locally distributed control. We first derive a null controllability result for a nonhomogeneous degenerate heat equation via new Carleman estimates with weighted time functions that do not blow up at . Then, this result is successfully used with a classical fixed point to obtain null controllability for the initial memory system.

Keywords

Carleman estimates, controllability, memory term, observability inequality, 35K65, 45K05, 93C05, 93B05, Mathematics - Analysis of PDEs, 330, Optimization and Control (math.OC), FOS: Mathematics, Mathematics - Optimization and Control, 510, Analysis of PDEs (math.AP)

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    Top 10%
    influence
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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
7
Top 10%
Average
Top 10%
Green
bronze