On n-widths of bounded periodic holomorphic functions
The even-dimensional Kolmogorov widths d2n, Gel'fand widths d²ⁿ, and linear widths δ2n ofà inL q andC are determined exactly. We show that all threen-widths are equal and give a characterization of the widths in terms of Blaschke products.
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| Date: | 1995 |
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| Main Author: | |
| Format: | Article |
| Language: | English |
| Published: |
Інститут математики НАН України
1995
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| Series: | Український математичний журнал |
| Subjects: | |
| Online Access: | http://dspace.nbuv.gov.ua/handle/123456789/163858 |
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| Journal Title: | Digital Library of Periodicals of National Academy of Sciences of Ukraine |
| Cite this: | On n-widths of bounded periodic holomorphic functions / K. Wilderotter // Український математичний журнал. — 1995. — Т. 47, № 9. — С. 1170–1175. — Бібліогр.: 6 назв. — англ. |