Bulletin of the Korean Mathematical Society (대한수학회보)
- Volume 21 Issue 2
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- Pages.87-89
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- 1984
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- 1015-8634(pISSN)
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- 2234-3016(eISSN)
FIXED POINTS ON NONCOMPACT AND NONCONVEX SETS
Abstract
Let X be a Banach space, and let B(X) (resp. CB(X), K(X), CV(X)) denote the family of all nonvoid (resp. closed bounded, compact, convex) subsets of X. The Kuratowski measure of noncompactness is defined by the mapping .alpha.
Keywords