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Ground state periodic solutions for difference equations with discrete p-Laplacian |
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| Authors: | Petru Jebelean Caˇlin ?erban |
| Affiliation: | West University of Timi?oara, Department of Mathematics, Blvd. V. Pârvan No. 4, 300223 Timi?oara, Romania |
| Abstract: | We use the critical point theory to establish existence results for periodic solutions of some nonlinear boundary value problems involving the discrete p-Laplacian operator. As an application we give an alternative proof to the upper and lower solutions theorem. |
| Keywords: | Discrete p-Laplacian operator Critical point Palais-Smale condition Lower and upper solutions |
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