In this article, we study the connection between the u-distance and a new Palais-Smale condition of compactness. We compare this Palais-Smale condition with the coercivity.
Submitted August 15, 2011. Published November 30, 2011.
Math Subject Classifications: 49K27, 54E35, 54E50, 58E30.
Key Words: u-distance; Palais-Smale condition; coercivity; Zhong's variational principle.
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| Georgiana Goga |
Nicolae Rotaru College
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