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20152022
most citedPositive solutions for second order boundary value problems with sign changing Green's functions

4 citations · 7 across the 11 of their papers we have counts for

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math.CA2016

Constant sign Green's function for simply supported beam equation

Alberto Cabada, Lorena Saavedra

The aim of this paper consists on the study of the following fourth-order operator: \begin{equation}\label{Ec::T4} T[M]\,u(t)\equiv u^{(4)}(t)+p_1(t)\,u"'(t)+p_2(t)\,u"(t)+M\,u(t)\…