Let be a real normed linear space. A subset
is called a retract of
if there exists a continuous mapping
, a retraction, satisfying
. It is well known that every nonempty closed convex subset of
is a retract of
. Nonconvex retracts are studied in this paper.
On nonconvex retracts in normed linear spaces
Zhang, Guowei and Li, Pengcheng
Abstract
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Additional Information
Author(s) | Li, Pengcheng, Zhang, Guowei |
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