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On Functionals Bounded Below |
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| Authors: | M. Schechter W. Zou |
| Affiliation: | (1) Department of Mathematics, University of California, USA;(2) Department of Mathematical Sciences, Tsinghua University, China |
| Abstract: | In this paper, we prove that the infimum of a functional with a lower bound is a critical value. The novelty is that we do not need the Palais–Smale type condition. |
| Keywords: | lower boundedness critical point eigenvalue |
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