대한수학회보 (Bulletin of the Korean Mathematical Society)
- 제21권2호
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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
초록
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.
키워드