paper

Non-variational weakly coupled elliptic systems

arXiv:2105.01493 · doi:10.1007/s13324-022-00673-x

Abstract

We establish the existence of a nonnegative fully nontrivial solution to a non-variational weakly coupled competitive elliptic system. We show that this kind of solutions belong to a topological manifold of Nehari-type, and apply a degree-theoretical argument on this manifold to derive existence.

arXiv comment21 pages

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