Scientific Bulletin of the ''Petru Maior" University of Tîrgu Mureș (Jun 2015)

Existence of Positive Solution for a Fourth-order Differential System with Variable Coefficients

  • Béla Kovács,
  • Béla Finta,
  • Marcel Bogdan

Journal volume & issue
Vol. 12, no. 1
pp. 48 – 59

Abstract

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This paper investigates the existence of positive solutions for a fourth-order differential system using a fixed point theorem of cone expansion and compression type. The two main results give sufficient conditions to insure at least one and at least two positive solutions, respectively

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