Existence via regularity of solutions for elliptic systems and saddle points of functionals of the calculus of variations

Abstract

The core of this paper concerns the existence (via regularity) of weak solutions in W01,2${W_{0}^{1,2}}$ of a class of elliptic systems such as

Keywords

• elliptic systems
• saddle points
• calculus of variations
• 35j47
• 35j25
• 49j35