Abstract
We establish the existence theorem of three nontrivial solutions for a class of semilinear elliptic equation on ℝN by using variational theorems of mixed type due to Marino and Saccon and linking theorem.
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Pei, R., Zhang, J. Existence of three nontrivial solutions for semilinear elliptic equations on ℝN . Front. Math. China 11, 723–735 (2016). https://doi.org/10.1007/s11464-016-0538-7
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DOI: https://doi.org/10.1007/s11464-016-0538-7