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Абстрактні простори Бєсова, асоційовані із замкненими операторами в банахових просторах
We introduce the abstract quasinormed Besov spaces which are based on the concept of exponential type vectors. In the case of a differentiation operator, these spaces coincide with their classical analogs. Using the abstract Besov spaces, we investigate the problem of best approximations of a give...
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| Main Authors: | , |
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| Format: | Article |
| Language: | Russian |
| Published: |
Видавничий дім "Академперіодика" НАН України
2007
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| Subjects: | |
| Online Access: | http://dspace.nbuv.gov.ua/handle/123456789/4151 |
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