Article Contents
Article Contents

# Three solutions with precise sign properties for systems of quasilinear elliptic equations

• For a quasilinear elliptic system, the existence of two extremal solutions with components of opposite constant sign is established. If the system has a variational structure, the existence of a third nontrivial solution is shown.
Mathematics Subject Classification: 35B30, 35J20, 49J40.

 Citation:

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