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초록
In this paper, we introduce ultra Bessel sequences of subspaces in Hilbert spaces and we establish some new results about ultra Bessel sequences of subspaces and their perturbation.
키워드
Frame of subspaces; Perturbation; Ultra Bessel sequence of subspaces
- 제목
- ULTRA BESSEL SEQUENCES OF SUBSPACES IN HILBERT SPACES
- 저자
- Abdollahpour, Mohammad Reza; Shekari, Azam; Park, Choonkil; Shin, Dong Yun
- 발행일
- 2015-11
- 유형
- Article
- 권
- 19
- 호
- 5
- 페이지
- 874 ~ 882