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dc.creatorIgnat, Liviu I.-
dc.creatorPinasco, Damian-
dc.creatorRossi, Julio Daniel-
dc.creatorSan Antolín, Angel-
dc.date2018-01-18T21:00:56Z-
dc.date2018-01-18T21:00:56Z-
dc.date2014-03-
dc.date2018-01-16T18:05:48Z-
dc.date.accessioned2019-04-29T15:42:30Z-
dc.date.available2019-04-29T15:42:30Z-
dc.date.issued2014-03-
dc.identifierIgnat, Liviu I.; Pinasco, Damian; Rossi, Julio Daniel; San Antolín, Angel; Decay estimates for nonlinear nonlocal diffusion problems in the whole space; Springer; Journal d'Analyse Mathématique; 122; 1; 3-2014; 375-401-
dc.identifier0021-7670-
dc.identifierhttp://hdl.handle.net/11336/33894-
dc.identifier1565-8538-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/300055-
dc.descriptionIn this paper, we obtain bounds for the decay rate in the Lr (ℝd)-norm for the solutions of a nonlocal and nonlinear evolution equation, namely, ut(x,t)=∫RdK(x,y)|u(y,t)−u(x,t)|p−2(u(y,t)−u(x,t))dy,x∈Rd,t>0. We consider a kernel of the form K(x, y) = ψ(y−a(x)) + ψ(x−a(y)), where ψ is a bounded, nonnegative function supported in the unit ball and a is a linear function a(x)=Ax. To obtain the decay rates, we derive lower and upper bounds for the first eigenvalue of a nonlocal diffusion operator of the form T(u)=−∫RdK(x,y)|u(y)−u(x)|p−2(u(y)−u(x))dy,1⩽p<∞. The upper and lower bounds that we obtain are sharp and provide an explicit expression for the first eigenvalue in the whole space ℝd: λ1,p(Rd)=2(∫Rdψ(z)dz)|1|detA|1/p−1|p. Moreover, we deal with the p = ∞ eigenvalue problem, studying the limit of λ 1,p 1/p as p→∞.-
dc.descriptionFil: Ignat, Liviu I.. Romanian Academy of Sciences. Institute of Mathematics “Simion Stoilow”; Rumania. University of Bucharest. Faculty of Mathematics and Computer Science; Rumania-
dc.descriptionFil: Pinasco, Damian. Universidad Torcuato Di Tella. Departamento de Matemáticas y Estadística; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina-
dc.descriptionFil: Rossi, Julio Daniel. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad de Alicante. Facultad de Ciencias; España. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Matemática; Argentina-
dc.descriptionFil: San Antolín, Angel. Universidad de Alicante. Facultad de Ciencias; España-
dc.formatapplication/pdf-
dc.formatapplication/rar-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherSpringer-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s11854-014-0011-z-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://arxiv.org/abs/1207.2565-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007/s11854-014-0011-z-
dc.rightsinfo:eu-repo/semantics/openAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-nd/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectNONLOCAL DIFFUSION-
dc.subjectEIGENVALUES-
dc.subjectMatemática Pura-
dc.subjectMatemáticas-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleDecay estimates for nonlinear nonlocal diffusion problems in the whole space-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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