Abstract
We study the existence and multiplicity of positive solutions of the boundary value problem $$ u''+sf(t,u)=0,\quad u(0)=u(1)=0, $$ where $s$ is a positive parameter and $f$ is a non-negative function. We indicate examples with more than two solutions.
Citation
Patrick Habets. Marcellino Gaudenzi. "Existence and multiplicity of positive solutions for boundary value problems of 2d order ODE." Topol. Methods Nonlinear Anal. 14 (1) 131 - 150, 1999.
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