Author:
Agarwal Ravi P.,Cao Daomin,Lü Haishen,O'Regan Donal
Abstract
AbstractPositive solutions are obtained for the boundary value problemHere f (t, u) ≥ –M, (M is a positive constant) for (t, u) ∈ [0, 1]×(0, ∞). We will show the existence of two positive solutions by using degree theory together with the upper–lower solution method.
Publisher
Canadian Mathematical Society
Cited by
9 articles.
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