Multiple positive solutions to a fourth order boundary value problem
classification
🧮 math.CA
keywords
boundarypositiveproblemsolutionsvalueapproachcompression-expansionconical
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We study the existence and multiplicity of positive solutions for a nonlinear fourth-order two-point boundary value problem. The approach is based on critical point theorems in conical shells, Krasnoselskii's compression-expansion theorem, and unilateral Harnack type inequalities.
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