Multiple nontrivial solutions for semilinear elliptic problems
type: Item
instance of: scholarly article
title: Multiple nontrivial solutions for semilinear elliptic problems
zbMATH Open document ID: 1169.35330
author: Giuseppina Barletta
author: Nikolaos S. Papageorgiou
published in: Nonlinear Analysis. Theory, Methods \& Applications. Series A: Theory and Methods
publication date: 2009-08-21T00:00:00Z
Mathematics Subject Classification ID: 35J60
Mathematics Subject Classification ID: 35J20
Mathematics Subject Classification ID: 58E05
zbMATH DE Number: 5597826
zbMATH Keywords: multiple solutions
zbMATH Keywords: solutions of constant sign
zbMATH Keywords: nodal solutions
zbMATH Keywords: upper and lower solutions
zbMATH Keywords: truncations
zbMATH Keywords: critical point theory
zbMATH Keywords: critical groups
zbMATH Keywords: Poincaré-Hopf formula
MaRDI profile type: Publication
full work available at URL: j.na.2009.03.038
OpenAlex ID: W1975875639
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DOI: 10.1016/J.NA.2009.03.038
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description: scientific article; zbMATH DE number 5597826