Generalized exterior sphere conditions and φ-convexity
We consider sets S С R satisfying a certain exterior sphere condition, and it is shown that under wedgedness of S, it coincides with φ-convexity. We also offer related improvements concerning the union of uniform closed balls conjecture.
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| Format: | article |
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2011
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| Online Access: | http://hdl.handle.net/10725/3519 https://doi.org/10.3934/dcds.2011.29.615 http://aimsciences.org/journals/displayReferences.jsp?paperID=5583 |
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