Nontrivial solutions of a nonlinear heat flow problem via Sperner’s Lemma

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F. S. Van Vleck, W. A. Coppel · American Mathematical Monthly · 1968 · 1.4K citations

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Multiple Positive Solutions of Semilinear Differential Equations with Singularities

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On positive solutions of some nonlinear fourth-order beam equations

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Non-local boundary value problems of arbitrary order

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Natural Sciences, Mathematics, Applied Mechanics +12

Positive solutions of nonlinear fourth-order boundary-value problems with local and non-local boundary conditions

J. R. L. Webb, Gennaro Infante, Daniel Franco · Proceedings of the Royal Society of Edinburgh Section A Mathematics · 2008 · 111 citations

Engineering, Mathematics, Mechanical Engineering +15