Existence of three solutions for a class
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B. Ricceri
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Article
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2000
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Elsevier Science
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English
โ 726 KB
## In this paper, we consider a problem of the type -AU = X(j(u)+pg(u)) in R, ~10~ = 0, where R c R" is an open-bounded set, f,g are continuous real functions on Fl, and X,/J E R. As an application of a new approach to nonlinear eigenvalues problems, we prove that, under suitable hypotheses, if 1