On the set of hypercyclic vectors for the differentiation operator
β Scribed by Stanislav Shkarin
- Book ID
- 107529358
- Publisher
- The Hebrew University Magnes Press
- Year
- 2010
- Tongue
- English
- Weight
- 270 KB
- Volume
- 180
- Category
- Article
- ISSN
- 0021-2172
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π SIMILAR VOLUMES
Answering a question of Erd6s, Sauer [4] and indepe~dently Pcrles and Shelah [5] found the maximal cardinality of a collection ~ of subsets of a se~: N of cardinality n such that for ever/ subset M ~ N of cardinality m I{C f3 M: C ~ 3b'}l < 2". Karl~)vsky and Milman [3] generalised this result. Here
## Abstract The present paper is the first one in a series of two papers devoted to a unified approach to the problem of completeness of the generalized eigenvectors (the root vectors) for a specific class of linear nonβselfadjoint unbounded differential operators. The list of the problems for whic