Exact multiplicity of solutions for classes of semipositone problems with concave-convex nonlinearity | Zendy

Junping Shi | Zendy; R. Shivaji | Zendy

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Exact multiplicity of solutions for classes of semipositone problems with concave-convex nonlinearity

Author(s) -

Junping Shi,

R. Shivaji

Publication year - 2001

Publication title -

discrete and continuous dynamical systems

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 1.289

H-Index - 70

eISSN - 1553-5231

pISSN - 1078-0947

DOI - 10.3934/dcds.2001.7.559

Subject(s) - multiplicity (mathematics) , monotone polygon , regular polygon , nonlinear system , pure mathematics , mathematics , extension (predicate logic) , combinatorics , mathematical analysis , physics , geometry , quantum mechanics , computer science , programming language

this paper we will only consider the positive solutionsof (1.1). Semipositone problems were introduced by Castro and Shivaji in[CS1], and they arise from various disciplines, like astrophysics and populationdynamics. (see [CMS] for more details.)

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