Bensedik, AhmedBouchekif, Mohammed2020-08-182020-08-182002-10-02Bensedik, A., & Bouchekif, M. (2002). On certain nonlinear elliptic systems with indefinite terms. <i>Electronic Journal of Differential Equations, 2002</i>(83), pp. 1-16.1072-6691https://hdl.handle.net/10877/12416We consider an elliptic quasi linear systems with indefinite term on a bounded domain. Under suitable conditions, existence and positivity results for solutions are given.Text16 pages1 file (.pdf)enAttribution 4.0 InternationalElliptic systemsp-LaplacianVariational methodsMountain-pass LemmaPalais-Smale conditionPotential functionMoser iterative methodArticle