A remark on the retracting of a ball onto a sphere in an infinite dimensional Hilbert space. (Q3978142)
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scientific article; zbMATH DE number 13910
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A remark on the retracting of a ball onto a sphere in an infinite dimensional Hilbert space. |
scientific article; zbMATH DE number 13910 |
Statements
A remark on the retracting of a ball onto a sphere in an infinite dimensional Hilbert space. (English)
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25 June 1992
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existence of a lipschitzian retraction of a unit ball onto a unit sphere
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