Global weak solutions of a parabolic-elliptic Keller-Segel system with gradient dependent chemotactic coefficients

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dc.contributor.author Jaiswal, Anjali
dc.contributor.author Rani, Poonam
dc.contributor.author Tyagi, Jagmohan
dc.coverage.spatial United States of America
dc.date.accessioned 2023-02-09T14:23:46Z
dc.date.available 2023-02-09T14:23:46Z
dc.date.issued 2023-07
dc.identifier.citation Jaiswal, Anjali; Rani, Poonam and Tyagi, Jagmohan, “Global weak solutions of a parabolic-elliptic Keller-Segel system with gradient dependent chemotactic coefficients”, Discrete and Continuous Dynamical Systems - B, DOI: 10.3934/dcdsb.2023002, vol. 28, no. 7, pp. 4144-4166, Jul. 2023. en_US
dc.identifier.issn 1531-3492
dc.identifier.issn 1553-524X
dc.identifier.uri https://doi.org/10.3934/dcdsb.2023002
dc.identifier.uri https://repository.iitgn.ac.in/handle/123456789/8545
dc.description.abstract We consider the following Keller-Segel system with gradient dependent chemotactic coefficient:ut = ∆u − χ∇ · (uf(|∇v|)∇v), 0 = ∆v − v + g(u), in smooth bounded domains Ω ⊂ Rn, n ≥ 1 with f(ξ) = (ξp-2(1+ξp) q−p/p), 1 <q ≤ p < ∞ and g(ξ) = (1+ξ)1−β, ξ ≥ 0, β ∈ [0, 1]. We show the existence of a global weak solution, bounded in L∞-norm, if (1 < q ≤ p < ∞, n = 1, 1 < q < n/n−1, n>=2
dc.description.statementofresponsibility by Anjali Jaiswal, Poonam Rani and Jagmohan Tyagi
dc.format.extent vol. 28, no. 7, pp. 4144-4166
dc.language.iso en_US en_US
dc.publisher American Institute of Mathematical Sciences en_US
dc.subject Global weak solutions en_US
dc.subject Chemotactic coefficients en_US
dc.subject Keller-Segel system en_US
dc.subject Chemotaxis en_US
dc.subject Quasilinear parabolic equation en_US
dc.title Global weak solutions of a parabolic-elliptic Keller-Segel system with gradient dependent chemotactic coefficients en_US
dc.type Journal Paper en_US
dc.relation.journal Discrete and Continuous Dynamical Systems - B


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