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Contribution Details

Type Journal Article
Scope Discipline-based scholarship
Title Elliptic Eigenvalue Problems and Unbounded Continua of Positive Solutions of a Semilinear Elliptic Equation
Organization Unit
Authors
  • Pablo Koch Medina
  • José M Fraile
  • Julián López-Gómez
  • Sandro Merino
Item Subtype Original Work
Refereed Yes
Status Published in final form
Language
  • English
Journal Title Journal of Differential Equations
Publisher Elsevier
Geographical Reach international
ISSN 0022-0396
Volume 127
Number 1
Page Range 295 - 319
Date 1996
Abstract Text We derive a result on the limit of certain sequences of principal eigenvalues associated with some elliptic eigenvalue problems. This result is then used to give a complete description of the global structure of the curves of positive steady states of a parameter dependent diffusive version of the classical logistic equation. In particular, we characterize the bifurcation values from infinity to positive steady states. The stability of the positive steady states as well as the asymptotic behaviour of positive solutions is also discussed.
Free access at DOI
Official URL https://www.sciencedirect.com/science/article/pii/S0022039696900716
Digital Object Identifier 10.1006/jdeq.1996.0071
Other Identification Number merlin-id:20807
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