Abstract
Using the least action principle in critical point theory we obtain some existence results of periodic solutions for (q(t), p(t))-Laplacian systems which generalize some existence results.
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Communicated by Christian Pötzsche
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Paşca, D., Tang, CL. Periodic solutions of non-autonomous second order systems with (q(t), p(t))-Laplacian. Math. Slovaca 64, 913–930 (2014). https://doi.org/10.2478/s12175-014-0248-0
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DOI: https://doi.org/10.2478/s12175-014-0248-0