On the solvability of some discontinuous
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Alberto Cabada; Maria do Rosário Grossinho; Feliz Minhós
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Article
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2003
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Elsevier Science
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English
⚖ 158 KB
We prove the existence of extremal solutions for the third order discontinuous functional nonlinear problem by using a fixed point theorem after having established some existence results for some auxiliary second order nonlinear problems. We observe that, together with the discontinuities allowed o