Diffusive logistic equations with indefinite weights: population models in disrupted environments

DOI10.1017/S030821050001876XzbMath0711.92020OpenAlexW2126716506MaRDI QIDQ3496198

Robert Stephen Cantrell, Chris Cosner

Publication date: 1989

Published in: Proceedings of the Royal Society of Edinburgh: Section A Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/s030821050001876x

zbMATH Keywords

persistencecontinuation methodspositive steady statediffusive logistic equationsvariational characterization of eigenvaluesstrongly heterogeneous environmentfavourable habitsunfavourable habitatsupper and lower solution techniques

Mathematics Subject Classification ID

Stability in context of PDEs (35B35) Singular perturbations in context of PDEs (35B25) Spectral theory and eigenvalue problems for partial differential equations (35P99) PDEs in connection with biology, chemistry and other natural sciences (35Q92) Ecology (92D40) Bifurcations in context of PDEs (35B32)

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