Antonella Nastasi, Calogero Vetro, Francesca Vetro
Abstract: Submitted July 12, 2017. Published September 20, 2017.
Math Subject Classifications: 34B18, 39A10, 39A12.
Key Words: Difference equations; (p,q)-Laplacian operator;
(PS)-condition; positive solutions.
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Antonella Nastasi Department of Mathematics and Computer Science University of Palermo Via Archirafi 34, 90123, Palermo, Italy email: ella.nastasi.93@gmail.com | |
Calogero Vetro Department of Mathematics and Computer Science University of Palermo Via Archirafi 34, 90123 Palermo, Italy email: calogero.vetro@unipa.it | |
Francesca Vetro Department of Energy Information Engineering and Mathematical Models (DEIM) University of Palermo Viale delle Scienze, 90128 Palermo, Italy email: francesca.vetro@unipa.it |
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